CN204046257U - Emergency power supply circuit and emergency sooket thereof - Google Patents
Emergency power supply circuit and emergency sooket thereof Download PDFInfo
- Publication number
- CN204046257U CN204046257U CN201420532899.7U CN201420532899U CN204046257U CN 204046257 U CN204046257 U CN 204046257U CN 201420532899 U CN201420532899 U CN 201420532899U CN 204046257 U CN204046257 U CN 204046257U
- Authority
- CN
- China
- Prior art keywords
- resistance
- triode
- diode
- circuit
- electric capacity
- 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 - Fee Related
Links
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model relates to emergency power supply technical field, particularly relate to a kind of emergency power supply circuit and emergency sooket thereof, comprise rectification circuit, emergent change-over circuit, saturation type self-maintained circuit and LED group, described rectification circuit is connected with described LED group, the input of described emergent change-over circuit is connected with rectification circuit, the output of described emergent change-over circuit is connected with the input of described saturation type self-maintained circuit, and the output of described saturation type self-maintained circuit is connected with described LED group.The family that this device is applicable to old man and children uses, and when not having the moment of electricity, LED group will light automatically, thus avoids the interim situation finding power supply.
Description
Technical field
The utility model relates to emergency power supply technical field, particularly relates to a kind of emergency power supply circuit and emergency sooket thereof.
Background technology
The dependency degree of present people to power supply is more and more higher, particularly powers to evening once interrupt, and will bring very large impact to the normal work of people, living and studying.Family expenses emergency power supply is the stand-by power supply be totally independent of outside utility grid.Conventional emergency power supply mainly contains three kinds: independent of the generating set of mains supply, as diesel engine generator; Special supply line outside conventional circuit, is commonly called as double circuit power supply; With the inverter that storage battery makes as power utilization inversion transformation technique.Several emergency power supply all needs people to go down unlatching at pitch-dark environment under emergency case above, for needing old man and children to look for stand-by power supply will be very difficult in dark conditions, very easily causes damage.
Utility model content
The purpose of this utility model is the deficiency overcoming above-mentioned technology, and provides a kind of emergency power supply circuit and emergency sooket thereof, and have function of socket, can automatically open when family does not have electric suddenly, fail safe is high.
The utility model for achieving the above object, by the following technical solutions: a kind of emergency power supply circuit, comprise rectification circuit, emergent change-over circuit, saturation type self-maintained circuit and LED group, described rectification circuit is connected with described LED group, the input of described emergent change-over circuit is connected with rectification circuit, the output of described emergent change-over circuit is connected with the input of described saturation type self-maintained circuit, and the output of described saturation type self-maintained circuit is connected with described LED group.
Preferably, described rectification circuit adopts bridge rectifier, and the output of bridge rectifier is connected with one end of the positive pole of diode D6 and resistance R7.
Preferably, described emergent change-over circuit comprises rechargeable battery, triode Q3, triode Q4, triode Q5, rectification diode D8, rectification diode D9, resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, resistance R15, resistance R16; One end of described resistance R8 is connected respectively with one end of described resistance R9 and the base stage of triode Q3, the other end ground connection of described resistance R9; The grounded emitter of described triode Q3, the collector electrode of triode Q3 is connected with one end of described resistance R10, the other end of resistance R10 is connected respectively with one end of described resistance R13 and the negative pole of diode D8, the positive pole of described diode D8 is connected with one end of described resistance R6, the other end of resistance R6 is connected with one end of described resistance R7, and the other end of resistance R7 is connected with the base stage of described triode Q3; The other end of described resistance R13 is connected respectively with the emitter of described triode Q4, the positive pole of rechargeable battery, the negative pole of diode D9, the minus earth of described rechargeable battery; The collector electrode of described triode Q4 is connected with the other end of described resistance R8; The positive pole of described diode D9 is connected respectively with one end of described resistance R11 and one end of resistance R14, and the other end of described resistance R11 is connected with the other end of described resistance R6; The other end of described resistance R14 is connected with the base stage of described resistance R16 and triode Q5, the grounded emitter of described triode Q5, the collector electrode of triode Q5 is connected with one end of described resistance R15, the other end of described resistance R15 is connected with one end of described resistance R12, and the other end of described resistance R12 is connected with the other end of described resistance R11.
Preferably, described saturation type self-maintained circuit comprises triode Q1, triode Q2, inductance L 1, diode D5, electric capacity C3, electric capacity C4, electric capacity C5, resistance R4, resistance R5; The collector electrode of described triode Q1 is connected with the base stage of described triode Q2, the emitter of described triode Q1 is connected respectively with the other end of described resistance R8 and one end of inductance L 1, the base stage of described triode Q1 is connected respectively with one end of described electric capacity C4 and described resistance R4, the other end ground connection of described resistance R4; The other end of described electric capacity C4 is connected respectively with the other end of described inductance L 1, the positive pole of diode D5, the collector electrode of triode Q2; The grounded emitter of described triode Q2, the negative pole of described diode D5 is connected respectively with the negative pole of electric capacity C3, diode D6, one end of electric capacity C5, one end of resistance R5; The other end of described electric capacity C3 is connected respectively with the other end of described electric capacity C5, the other end of resistance R5, the other end ground connection of described resistance R5; The negative pole of described diode D5 is connected with the positive pole of described LED group, the minus earth of described LED group.
Preferably, the output of described rectification circuit is connected to filter capacitor C2, the negative pole end ground connection of filter capacitor C2.
Preferably, the input of described rectification circuit is connected to protective tube FU.
Preferably, described diode D6, diode D8, diode D9 are rectifier diode; Diode D5 is Schottky diode.
A kind of emergency sooket, it is characterized in that: comprise jack body, described jack body is provided with LED group, described jack body inside is fixed with rechargeable battery and circuit board, described circuit board is printed on emergency power supply circuit, described emergency power supply circuit comprises rectification circuit, emergent change-over circuit, saturation type self-maintained circuit, described rectification circuit is connected with described LED group, the input of described emergent change-over circuit is connected with rectification circuit, the output of described emergent change-over circuit is connected with the input of described saturation type self-maintained circuit, the output of described saturation type self-maintained circuit is connected with described LED group.
Described jack body is fixing type socket or mobile jack.
The beneficial effects of the utility model are: the utility model structure is simple, emergency power supply circuit is arranged in existing socket, this socket can make fixing type socket or mobile jack, a circuit board installation region and a rechargeable battery installation region are set in the inside of socket, the components and parts that on circuit board, welding is corresponding with emergency power supply circuit, wherein, emergency power supply circuit comprises rectification circuit, emergent change-over circuit, saturation type self-maintained circuit and the several part of LED group, rectification circuit is used for direct current household electric being converted to 5-12v by rectifier bridge, socket is directly for rectification circuit is powered, if rechargeable battery set is full electric shape body, then LED group does not work, if rechargeable battery set is short of electricity shape body, then one of them LED lights, display charging shape body, under family does not have suddenly electric situation, emergent conversion change-over circuit is opened, and be that LED group is powered by self feed back self-maintained circuit, thus realize automatic emergency lighting, because LED group power consumption is lower, thus, LED group continued power 10 hours can be made under the state that one group of rechargeable battery set is full of at electricity.When city power recovery, circuit restPoses, and battery pack incision charged state is with supplementary electricity.The family that this device is applicable to old man and children uses, and when not having the moment of electricity, LED group will light automatically, thus avoids the interim situation finding power supply.
Accompanying drawing explanation
Fig. 1 is theory diagram of the present utility model;
Fig. 2 is circuit theory diagrams of the present utility model.
Embodiment
Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing and preferred embodiment, as shown in Figure 1, a kind of emergency power supply circuit, comprise rectification circuit, emergent change-over circuit, saturation type self-maintained circuit and LED group, described rectification circuit is connected with described LED group, the input of described emergent change-over circuit is connected with rectification circuit, the output of described emergent change-over circuit is connected with the input of described saturation type self-maintained circuit, and the output of described saturation type self-maintained circuit is connected with described LED group.Rectification circuit is used for the direct voltage of civil power conversion layer 5-12V; Emergent change-over circuit and saturation type self-maintained circuit are used for being that LED group is powered by rechargeable battery when civil power power-off.
As shown in Figure 2, wherein, described rectification circuit adopts bridge rectifier, and the output of described rectification circuit is connected to filter capacitor C2, the negative pole end ground connection of filter capacitor C2.The output of bridge rectifier is connected with one end of the positive pole of diode D6 and resistance R7.The input of described rectification circuit is connected to protective tube FU.Described emergent change-over circuit comprises rechargeable battery, triode Q3, triode Q4, triode Q5, rectification diode D8, rectification diode D9, resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, resistance R15, resistance R16; One end of described resistance R8 is connected respectively with one end of described resistance R9 and the base stage of triode Q3, the other end ground connection of described resistance R9; The grounded emitter of described triode Q3, the collector electrode of triode Q3 is connected with one end of described resistance R10, the other end of resistance R10 is connected respectively with one end of described resistance R13 and the negative pole of diode D8, the positive pole of described diode D8 is connected with one end of described resistance R6, the other end of resistance R6 is connected with one end of described resistance R7, and the other end of resistance R7 is connected with the base stage of described triode Q3; The other end of described resistance R13 is connected respectively with the emitter of described triode Q4, the positive pole of rechargeable battery, the negative pole of diode D9, the minus earth of described rechargeable battery; The collector electrode of described triode Q4 is connected with the other end of described resistance R8; The positive pole of described diode D9 is connected respectively with one end of described resistance R11 and one end of resistance R14, and the other end of described resistance R11 is connected with the other end of described resistance R6; The other end of described resistance R14 is connected with the base stage of described resistance R16 and triode Q5, the grounded emitter of described triode Q5, the collector electrode of triode Q5 is connected with one end of described resistance R15, the other end of described resistance R15 is connected with one end of described resistance R12, and the other end of described resistance R12 is connected with the other end of described resistance R11.Described saturation type self-maintained circuit comprises triode Q1, triode Q2, inductance L 1, diode D5, electric capacity C3, electric capacity C4, electric capacity C5, resistance R4, resistance R5; The collector electrode of described triode Q1 is connected with the base stage of described triode Q2, the emitter of described triode Q1 is connected respectively with the other end of described resistance R8 and one end of inductance L 1, the base stage of described triode Q1 is connected respectively with one end of described electric capacity C4 and described resistance R4, the other end ground connection of described resistance R4; The other end of described electric capacity C4 is connected respectively with the other end of described inductance L 1, the positive pole of diode D5, the collector electrode of triode Q2; The grounded emitter of described triode Q2, the negative pole of described diode D5 is connected respectively with the negative pole of electric capacity C3, diode D6, one end of electric capacity C5, one end of resistance R5; The other end of described electric capacity C3 is connected respectively with the other end of described electric capacity C5, the other end of resistance R5, the other end ground connection of described resistance R5; The negative pole of described diode D5 is connected with the positive pole of described LED group, the minus earth of described LED group.
In the utility model, described diode D6, diode D8, diode D9 are rectifier diode; Diode D5 is Schottky diode.
Operation principle: the bridge rectifier be made up of C1, D1-D4, C2 electric capacity in figure when civil power is normal is powered, and C2 forms direct voltage.The LED group arranged for in-line through D6 provides power supply.Meanwhile, this voltage again through R11, D9 be two joint Cd Ni battery charging.If the battery in charging is not yet full of, make voltage between diode D9 positive pole and the negative pole of battery pack also on the low side because its terminal voltage is lower, to make on R14, R16 loop dividing potential drop lower than the bias voltage of triode Q5 thus, so triode Q5 ends, the upper voltage of C2 is directly added on LED1 pipe through R15, indicates as charged state.In addition, C2 power source is being that triode Q3, Q4 change-over circuit of meeting an urgent need is powered through R7, R6, though R7 makes Q3 obtain bias voltage conducting, be higher than its emitter with potential value in the base stage of now triode Q4, thus triode Q4 is also in cut-off state.Once run into mains failure, in temporal program due to stored voltage electric discharge former on power circuit electrolytic capacitor filter C2, triode Q3 still conducting, therefore, the bias current produced because of the emitter-base stage of triode Q4 and R10, triode Q3 collector electrode-emitter circuit is immediately made the emitter-collector electrode conducting of triode Q4 by the electricity of rechargeable battery.Like this, by the emitter-current collection of triode Q4, very triode Q1, triode Q2's battery supply power immediately, triode Q1, triode Q2 are simple saturation type self-maintained circuits, concussion electric current passes through L1 and produces higher self-induction electromotive force at its two ends, and is treated to the direct voltage of about tens volts again by D7, C3, C5.As the supply power voltage of driving LED lamp group, for its illumination, if civil power recovers, then operating state when circuit will recover initial, debt LED group changes by mains-supplied state automatically, and battery also cuts charged state with supplementary electricity.
The utility model additionally provides a kind of emergency sooket, comprise jack body, described jack body is provided with LED group, described jack body inside is fixed with rechargeable battery and circuit board, described circuit board is printed on emergency power supply circuit, described emergency power supply circuit comprises rectification circuit, emergent change-over circuit, saturation type self-maintained circuit, described rectification circuit is connected with described LED group, the input of described emergent change-over circuit is connected with rectification circuit, the output of described emergent change-over circuit is connected with the input of described saturation type self-maintained circuit, the output of described saturation type self-maintained circuit is connected with described LED group.Described jack body is fixing type socket or mobile jack.Wherein, described rectification circuit adopts bridge rectifier, and the output of described rectification circuit is connected to filter capacitor C2, the negative pole end ground connection of filter capacitor C2.The output of bridge rectifier is connected with one end of the positive pole of diode D6 and resistance R7.The input of described rectification circuit is connected to protective tube FU.Described emergent change-over circuit comprises rechargeable battery, triode Q3, triode Q4, triode Q5, rectification diode D8, rectification diode D9, resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, resistance R15, resistance R16; One end of described resistance R8 is connected respectively with one end of described resistance R9 and the base stage of triode Q3, the other end ground connection of described resistance R9; The grounded emitter of described triode Q3, the collector electrode of triode Q3 is connected with one end of described resistance R10, the other end of resistance R10 is connected respectively with one end of described resistance R13 and the negative pole of diode D8, the positive pole of described diode D8 is connected with one end of described resistance R6, the other end of resistance R6 is connected with one end of described resistance R7, and the other end of resistance R7 is connected with the base stage of described triode Q3; The other end of described resistance R13 is connected respectively with the emitter of described triode Q4, the positive pole of rechargeable battery, the negative pole of diode D9, the minus earth of described rechargeable battery; The collector electrode of described triode Q4 is connected with the other end of described resistance R8; The positive pole of described diode D9 is connected respectively with one end of described resistance R11 and one end of resistance R14, and the other end of described resistance R11 is connected with the other end of described resistance R6; The other end of described resistance R14 is connected with the base stage of described resistance R16 and triode Q5, the grounded emitter of described triode Q5, the collector electrode of triode Q5 is connected with one end of described resistance R15, the other end of described resistance R15 is connected with one end of described resistance R12, and the other end of described resistance R12 is connected with the other end of described resistance R11.Described saturation type self-maintained circuit comprises triode Q1, triode Q2, inductance L 1, diode D5, electric capacity C3, electric capacity C4, electric capacity C5, resistance R4, resistance R5; The collector electrode of described triode Q1 is connected with the base stage of described triode Q2, the emitter of described triode Q1 is connected respectively with the other end of described resistance R8 and one end of inductance L 1, the base stage of described triode Q1 is connected respectively with one end of described electric capacity C4 and described resistance R4, the other end ground connection of described resistance R4; The other end of described electric capacity C4 is connected respectively with the other end of described inductance L 1, the positive pole of diode D5, the collector electrode of triode Q2; The grounded emitter of described triode Q2, the negative pole of described diode D5 is connected respectively with the negative pole of electric capacity C3, diode D6, one end of electric capacity C5, one end of resistance R5; The other end of described electric capacity C3 is connected respectively with the other end of described electric capacity C5, the other end of resistance R5, the other end ground connection of described resistance R5; The negative pole of described diode D5 is connected with the positive pole of described LED group, the minus earth of described LED group.
The utility model structure is simple, emergency power supply circuit is arranged in existing socket, this socket can make fixing type socket or mobile jack, a circuit board installation region and a rechargeable battery installation region are set in the inside of socket, the components and parts that on circuit board, welding is corresponding with emergency power supply circuit, wherein, emergency power supply circuit comprises rectification circuit, emergent change-over circuit, saturation type self-maintained circuit and the several part of LED group, rectification circuit is used for direct current household electric being converted to 5-12v by rectifier bridge, socket is directly for rectification circuit is powered, if rechargeable battery set is full electric shape body, then LED group does not work, if rechargeable battery set is short of electricity shape body, then one of them LED lights, display charging shape body, under family does not have suddenly electric situation, emergent conversion change-over circuit is opened, and be that LED group is powered by self feed back self-maintained circuit, thus realize automatic emergency lighting, because LED group power consumption is lower, thus, LED group continued power 10 hours can be made under the state that one group of rechargeable battery set is full of at electricity.When city power recovery, circuit restPoses, and battery pack incision charged state is with supplementary electricity.The family that this device is applicable to old man and children uses, and when not having the moment of electricity, LED group will light automatically, thus avoids the interim situation finding power supply.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (10)
1. an emergency power supply circuit, it is characterized in that: comprise rectification circuit, emergent change-over circuit, saturation type self-maintained circuit and LED group, described rectification circuit is connected with described LED group, the input of described emergent change-over circuit is connected with rectification circuit, the output of described emergent change-over circuit is connected with the input of described saturation type self-maintained circuit, and the output of described saturation type self-maintained circuit is connected with described LED group.
2. emergency power supply circuit according to claim 1, is characterized in that: described rectification circuit adopts bridge rectifier, and the output of bridge rectifier is connected with one end of the positive pole of diode D6 and resistance R7.
3. emergency power supply circuit according to claim 1 and 2, is characterized in that: described emergent change-over circuit comprises rechargeable battery, triode Q3, triode Q4, triode Q5, rectification diode D8, rectification diode D9, resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, resistance R15, resistance R16; One end of described resistance R8 is connected respectively with one end of described resistance R9 and the base stage of triode Q3, the other end ground connection of described resistance R9; The grounded emitter of described triode Q3, the collector electrode of triode Q3 is connected with one end of described resistance R10, the other end of resistance R10 is connected respectively with one end of described resistance R13 and the negative pole of diode D8, the positive pole of described diode D8 is connected with one end of described resistance R6, the other end of resistance R6 is connected with one end of described resistance R7, and the other end of resistance R7 is connected with the base stage of described triode Q3; The other end of described resistance R13 is connected respectively with the emitter of described triode Q4, the positive pole of rechargeable battery, the negative pole of diode D9, the minus earth of described rechargeable battery; The collector electrode of described triode Q4 is connected with the other end of described resistance R8; The positive pole of described diode D9 is connected respectively with one end of described resistance R11 and one end of resistance R14, and the other end of described resistance R11 is connected with the other end of described resistance R6; The other end of described resistance R14 is connected with the base stage of described resistance R16 and triode Q5, the grounded emitter of described triode Q5, the collector electrode of triode Q5 is connected with one end of described resistance R15, the other end of described resistance R15 is connected with one end of described resistance R12, and the other end of described resistance R12 is connected with the other end of described resistance R11.
4. emergency power supply circuit according to claim 3, is characterized in that: described saturation type self-maintained circuit comprises triode Q1, triode Q2, inductance L 1, diode D5, electric capacity C3, electric capacity C4, electric capacity C5, resistance R4, resistance R5; The collector electrode of described triode Q1 is connected with the base stage of described triode Q2, the emitter of described triode Q1 is connected respectively with the other end of described resistance R8 and one end of inductance L 1, the base stage of described triode Q1 is connected respectively with one end of described electric capacity C4 and described resistance R4, the other end ground connection of described resistance R4; The other end of described electric capacity C4 is connected respectively with the other end of described inductance L 1, the positive pole of diode D5, the collector electrode of triode Q2; The grounded emitter of described triode Q2, the negative pole of described diode D5 is connected respectively with the negative pole of electric capacity C3, diode D6, one end of electric capacity C5, one end of resistance R5; The other end of described electric capacity C3 is connected respectively with the other end of described electric capacity C5, the other end of resistance R5, the other end ground connection of described resistance R5; The negative pole of described diode D5 is connected with the positive pole of described LED group, the minus earth of described LED group.
5. emergency power supply circuit according to claim 4, is characterized in that: the output of described rectification circuit is connected to filter capacitor C2, the negative pole end ground connection of filter capacitor C2.
6. emergency power supply circuit according to claim 5, is characterized in that: the input of described rectification circuit is connected to protective tube FU.
7. emergency power supply circuit according to claim 6, is characterized in that: described diode D6, diode D8, diode D9 are rectifier diode; Diode D5 is Schottky diode.
8. an emergency sooket, it is characterized in that: comprise jack body, described jack body is provided with LED group, described jack body inside is fixed with rechargeable battery and circuit board, described circuit board is printed on emergency power supply circuit, described emergency power supply circuit comprises rectification circuit, emergent change-over circuit, saturation type self-maintained circuit, described rectification circuit is connected with described LED group, the input of described emergent change-over circuit is connected with rectification circuit, the output of described emergent change-over circuit is connected with the input of described saturation type self-maintained circuit, the output of described saturation type self-maintained circuit is connected with described LED group.
9. emergency sooket according to claim 8, is characterized in that: described emergent change-over circuit comprises rechargeable battery, triode Q3, triode Q4, triode Q5, rectification diode D8, rectification diode D9, resistance R6, resistance R7, resistance R8, resistance R9, resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, resistance R15, resistance R16; One end of described resistance R8 is connected respectively with one end of described resistance R9 and the base stage of triode Q3, the other end ground connection of described resistance R9; The grounded emitter of described triode Q3, the collector electrode of triode Q3 is connected with one end of described resistance R10, the other end of resistance R10 is connected respectively with one end of described resistance R13 and the negative pole of diode D8, the positive pole of described diode D8 is connected with one end of described resistance R6, the other end of resistance R6 is connected with one end of described resistance R7, and the other end of resistance R7 is connected with the base stage of described triode Q3; The other end of described resistance R13 is connected respectively with the emitter of described triode Q4, the positive pole of rechargeable battery, the negative pole of diode D9, the minus earth of described rechargeable battery; The collector electrode of described triode Q4 is connected with the other end of described resistance R8; The positive pole of described diode D9 is connected respectively with one end of described resistance R11 and one end of resistance R14, and the other end of described resistance R11 is connected with the other end of described resistance R6; The other end of described resistance R14 is connected with the base stage of described resistance R16 and triode Q5, the grounded emitter of described triode Q5, the collector electrode of triode Q5 is connected with one end of described resistance R15, the other end of described resistance R15 is connected with one end of described resistance R12, and the other end of described resistance R12 is connected with the other end of described resistance R11.
10. emergency sooket according to claim 9, is characterized in that: described saturation type self-maintained circuit comprises triode Q1, triode Q2, inductance L 1, diode D5, electric capacity C3, electric capacity C4, electric capacity C5, resistance R4, resistance R5; The collector electrode of described triode Q1 is connected with the base stage of described triode Q2, the emitter of described triode Q1 is connected respectively with the other end of described resistance R8 and one end of inductance L 1, the base stage of described triode Q1 is connected respectively with one end of described electric capacity C4 and described resistance R4, the other end ground connection of described resistance R4; The other end of described electric capacity C4 is connected respectively with the other end of described inductance L 1, the positive pole of diode D5, the collector electrode of triode Q2; The grounded emitter of described triode Q2, the negative pole of described diode D5 is connected respectively with the negative pole of electric capacity C3, diode D6, one end of electric capacity C5, one end of resistance R5; The other end of described electric capacity C3 is connected respectively with the other end of described electric capacity C5, the other end of resistance R5, the other end ground connection of described resistance R5; The negative pole of described diode D5 is connected with the positive pole of described LED group, the minus earth of described LED group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420532899.7U CN204046257U (en) | 2014-09-16 | 2014-09-16 | Emergency power supply circuit and emergency sooket thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420532899.7U CN204046257U (en) | 2014-09-16 | 2014-09-16 | Emergency power supply circuit and emergency sooket thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204046257U true CN204046257U (en) | 2014-12-24 |
Family
ID=52246884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420532899.7U Expired - Fee Related CN204046257U (en) | 2014-09-16 | 2014-09-16 | Emergency power supply circuit and emergency sooket thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204046257U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105428922A (en) * | 2015-11-10 | 2016-03-23 | 刘举柱 | Multi-functional power socket circuit with LED lamp |
-
2014
- 2014-09-16 CN CN201420532899.7U patent/CN204046257U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105428922A (en) * | 2015-11-10 | 2016-03-23 | 刘举柱 | Multi-functional power socket circuit with LED lamp |
| CN105428922B (en) * | 2015-11-10 | 2017-10-20 | 六安市同心畅能电子科技有限公司 | Multifunctional power socket circuit with LED desk lamp |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207869453U (en) | A kind of driving circuit of illumination and dual-purpose LED light of meeting an urgent need | |
| CN106981784B (en) | Energy-saving zero-power standby computer socket circuit | |
| CN204046257U (en) | Emergency power supply circuit and emergency sooket thereof | |
| CN104184205A (en) | Power switching circuit and lighting equipment | |
| CN201081132Y (en) | Fire-fighting emergency marker lamp | |
| CN205489762U (en) | Simple and practical's portable power source | |
| CN204131783U (en) | Automatically illuminating lamp is lighted after the built-in power-off of automatic controlling lamp | |
| CN205178601U (en) | Storage battery charging power | |
| CN204102739U (en) | Switch on wall | |
| CN203166244U (en) | Light-controlled power source socket | |
| CN206865788U (en) | A kind of circuit of corridor light of energy saving | |
| CN205356750U (en) | A electron fuse circuit for LED lamp | |
| CN109936895A (en) | Solar street light intelligent control circuit | |
| CN205491351U (en) | Dual supply LED time delay lamp controller | |
| CN104362970B (en) | A kind of energy-saving solar electric supply installation | |
| CN205566732U (en) | LED intelligence protection type portable lamp | |
| CN205429861U (en) | Portable photovoltaic portable power source of long -life | |
| CN104218828A (en) | Power supply automatic switch circuit | |
| CN104125677B (en) | A kind of emergency lighting circuit | |
| CN209016933U (en) | A kind of power circuit of DC-DC | |
| CN206674245U (en) | A kind of singly-bound Intelligent LED lamp | |
| CN103369757B (en) | A kind of portable emergency illuminating lamp and circuit thereof | |
| CN208782550U (en) | Electrical load control circuit | |
| CN206061232U (en) | A kind of non-isolated is inexpensive, stablize chargeable emergency lighting circuit | |
| CN202797502U (en) | Computer power socket with alarm function |
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 |
Granted publication date: 20141224 Termination date: 20180916 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |