CN208079446U - A kind of LED circuit with battery and logical city's reset - Google Patents
A kind of LED circuit with battery and logical city's reset Download PDFInfo
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- CN208079446U CN208079446U CN201820290742.6U CN201820290742U CN208079446U CN 208079446 U CN208079446 U CN 208079446U CN 201820290742 U CN201820290742 U CN 201820290742U CN 208079446 U CN208079446 U CN 208079446U
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 35
- 230000005611 electricity Effects 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 8
- 230000009977 dual effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Abstract
The utility model discloses a kind of LED circuits carrying battery and logical city's reset, include AC/DC conversion modules, battery charging module, light-emitting LED, isolating diode D3, switching tube Q1, switching tube Q2, switching tube Q3, key switch SW, the first division module, the second division module, isolating diode D2 and battery BT.The utility model passes through above-mentioned setting so that battery BT gives light-emitting LED power supply after alternating current stops press of key switch, and after leading to alternating current again, it is no longer light-emitting LED power supply that battery BT, which resets,.
Description
Technical field
The utility model is related to LED circuit technical fields, and in particular to a kind of LED electricity with battery and logical city's reset
Road.
Background technology
LED is since it is high with brightness, operating voltage is low, small power consumption, miniaturization, long lifespan, impact resistance and performance are stablized
Etc. advantages, be used widely in fields such as finance, traffic, sport, advertisements；LED operation under environment under low pressure and by electric current Lai
Driven, generally in LED circuit, the power supply of LED operation be after alternating current decompression obtained from, and alternating current stops in order to prevent
The situation of electricity, general LED circuit have a reserve battery, and current reserve battery be by singly open dual control or singly open dual control come
The switching for controlling reserve battery and alternating current, without the function of automatically reseting.
Invention content
The purpose of this utility model is to be directed to above-mentioned deficiency in the prior art, is provided a kind of with battery and logical alternating current
The LED circuit of reset.
The purpose of this utility model is achieved through the following technical solutions：A kind of LED electricity with battery and logical city's reset
Road includes AC/DC conversion modules, battery charging module, light-emitting LED, isolating diode D3, switching tube Q1, switching tube Q2, opens
Close pipe Q3, key switch SW, the first division module, the second division module, isolating diode D2 and battery BT；
The input of the AC/DC conversion modules terminates alternating current；The output end of the AC/DC conversion modules and battery charging mould
The input terminal of block connects；The output termination battery BT of the battery charging module；
The battery BT controls the break-make of switching tube Q3 by key switch SW；Two switch terminals of the switching tube Q1 point
It is not connect with battery, light-emitting LED anode；The voltage of the make-and-break control switch pipe Q1 control terminals of the switching tube Q3；Described
One division module be set to switching tube Q1 and it is light-emitting LED between and to switching tube Q3 control terminal provide voltage；Second partial pressure
Module provides voltage to switching tube Q2；The switch terminals of the switching tube Q2 are set between switching tube Q3 and ground；Second partial pressure
Module is connect with the output end of AC/DC conversion modules；
The anode of the isolating diode D3 is connect with the output end of AC/DC conversion modules；The isolating diode D3's
Cathode and light-emitting LED connection；The anode of the isolating diode D2 is connect with switching tube Q1；The cathode of the isolating diode D2
With light-emitting LED connection.
The utility model is further arranged to, and further includes having resistance R2, resistance R3 and the resistance R4, the switching tube Q1 to be
PMOS tube；The switching tube Q2 is triode；The switching tube Q3 is NMOS tube；
The drain electrode of the switching tube Q1 is connect with battery BT；The source electrode of the switching tube Q1 by the first division module with open
Close the grid connection of pipe Q3；The grid of the switching tube Q1 is connect by resistance R3 with the drain electrode of switching tube Q3；The battery BT
It is connect with the grid of switching tube Q1 by resistance R2；The drain electrode of the switching tube Q3 by after resistance R4 with key switch SW one
End connection；The other end of the key switch SW is connect with the grid of switching tube Q3；The collector and switch of the switching tube Q2
The grid of pipe Q3 connects；The switching tube Q2 emitters ground connection；The output end of the AC/DC conversion modules passes through the second partial pressure mould
Block is connect with the base stage of switching tube Q2；The source electrode of the switching tube Q3 is grounded；The source electrode of the switching tube Q1 is by being isolated two poles
Pipe D2 and light-emitting LED connection.
The utility model is further arranged to, and first division module includes resistance R5 and resistance R6；The switch
The source electrode of pipe Q1 after resistance R5, resistance R6 by being grounded；The grid of the common end and switching tube Q3 of the resistance R5 and resistance R6
Connection.
The utility model is further arranged to, and second division module includes resistance R7 and resistance R8；The AC/DC
The output end of conversion module after resistance R7, resistance R8 by being grounded；The common end of the resistance R7 and resistance R8 and switching tube Q2
Base stage connection.
The utility model is further arranged to, and protective tube F1 is equipped between the AC/DC conversion modules and alternating current.
The utility model is further arranged to, and protective tube is equipped between the output end and battery BT of the battery charging module
F2。
The utility model is further arranged to, and the output end of the AC/DC conversion modules is equipped with RC filter modules.
The utility model is further arranged to, and the isolating diode D3 is light emitting diode.
The beneficial effects of the utility model：The utility model is by being arranged switching tube Q1, switching tube Q2, switching tube Q3, pressing
Key switch SW, the first division module, the second division module, isolating diode D2 and battery BT so that when alternating current stops pressing
Battery BT gives light-emitting LED power supply after key switch, and after leading to alternating current again, it is no longer light-emitting LED power supply that battery BT, which resets,.
Description of the drawings
Utility model is described further using attached drawing, but the embodiment in attached drawing does not constitute and appoints to the utility model
What is limited, for those of ordinary skill in the art, without creative efforts, can also be according to the following drawings
Obtain other attached drawings.
Fig. 1 is the circuit diagram of the utility model；
1-AC/DC conversion modules；2- battery charging modules
Specific implementation mode
The utility model is further described with the following Examples.
As shown in Figure 1；A kind of LED circuit with battery and logical city's reset described in the present embodiment, includes AC/DC
Conversion module 1, battery charging module 2, light-emitting LED, isolating diode D3, switching tube Q1, switching tube Q2, switching tube Q3, button
Switch SW, the first division module, the second division module, isolating diode D2 and battery BT；AC/DC conversion modules 1 and electricity
Pond charging module 2 is existing module,
The input of the AC/DC conversion modules 1 terminates alternating current；The output end of the AC/DC conversion modules 1 charges with battery
The input terminal of module 2 connects；The output termination battery BT of the battery charging module 2；
The battery BT controls the break-make of switching tube Q3 by key switch SW；Two switch terminals of the switching tube Q1 point
It is not connect with battery, light-emitting LED anode；The voltage of the make-and-break control switch pipe Q1 control terminals of the switching tube Q3；Described
One division module be set to switching tube Q1 and it is light-emitting LED between and to switching tube Q3 control terminal provide voltage；Second partial pressure
Module provides voltage to switching tube Q2；The switch terminals of the switching tube Q2 are set between switching tube Q3 and ground；Second partial pressure
Module is connect with the output end of AC/DC conversion modules 1；
The anode of the isolating diode D3 is connect with the output end of AC/DC conversion modules 1；The isolating diode D3's
Cathode and light-emitting LED connection；The anode of the isolating diode D2 is connect with switching tube Q1；The cathode of the isolating diode D2
With light-emitting LED connection.
Specifically, the LED circuit described in the present embodiment, when under normal circumstances, alternating current is by AC/DC conversion modules 1 to electricity
Pond charging module 2 provides power supply to charging to battery BT, at the same the direct current that exports of AC/DC conversion modules 1 by every
From after diode D3 to it is light-emitting LED be powered to make it is light-emitting LED shine, switching tube Q1 is off at this time, battery
BT can not give light-emitting LED power supply；
After alternating current stops, light-emitting LED extinguishing, after pushing button switch SW at this time, switching tube Q3 conductings, so that opening
Pipe Q1 conductings are closed, battery BT is powered to make light-emitting LED shine by isolating diode D2 to light-emitting LED at this time；
After switching tube Q1 conductings, the first division module can provide voltage to the control terminal of switching tube Q3 so that switch
Pipe Q3 is constantly in conducting state, so that switching tube Q1 is constantly on, battery BT can be D2 pairs all the time by isolating diode
It is light-emitting LED to be powered to make light-emitting LED shine；
At this point, when leading to alternating current again, alternating current provides voltage by the second division module to switching tube Q2 so that switching tube Q2
Conducting, the control terminal of switching tube Q3 disconnect after losing voltage, to which switching tube Q1 is disconnected so that battery BT is no longer light-emitting LED
Voltage is provided, realizes reset function after leading to alternating current.
A kind of LED circuit with battery and logical city's reset described in the present embodiment, further includes having resistance R2, resistance R3
And resistance R4, the switching tube Q1 are PMOS tube；The switching tube Q2 is triode；The switching tube Q3 is NMOS tube；
The drain electrode of the switching tube Q1 is connect with battery BT；The source electrode of the switching tube Q1 by the first division module with open
Close the grid connection of pipe Q3；The grid of the switching tube Q1 is connect by resistance R3 with the drain electrode of switching tube Q3；The battery BT
It is connect with the grid of switching tube Q1 by resistance R2；The drain electrode of the switching tube Q3 by after resistance R4 with key switch SW one
End connection；The other end of the key switch SW is connect with the grid of switching tube Q3；The collector and switch of the switching tube Q2
The grid of pipe Q3 connects；The switching tube Q2 emitters ground connection；The output end of the AC/DC conversion modules 1 passes through the second partial pressure
Module is connect with the base stage of switching tube Q2；The source electrode of the switching tube Q3 is grounded；The source electrode of the switching tube Q1 passes through isolation two
Pole pipe D2 and light-emitting LED connection.A kind of LED circuit with battery and logical city's reset described in the present embodiment, described first
Division module includes resistance R5 and resistance R6；The source electrode of the switching tube Q1 after resistance R5, resistance R6 by being grounded；The electricity
Resistance R5 is connect with the common end of resistance R6 with the grid of switching tube Q3.One kind described in the present embodiment is replied by cable with battery and Tong Shi
The LED circuit of position, second division module includes resistance R7 and resistance R8；The output end of the AC/DC conversion modules 1 is logical
It is grounded after crossing resistance R7, resistance R8；The resistance R7 is connect with the common end of resistance R8 with the base stage of switching tube Q2.
Specifically, the LED circuit described in the present embodiment,
When under normal circumstances, alternating current charges the battery the offer power supply of module 2 to battery by AC/DC conversion modules 1
BT charges, while the direct current that AC/DC conversion modules 1 export after isolating diode D3 to light-emitting LED by being powered
It is light-emitting LED luminous to make, at this time since the grid of switching tube Q1 is between resistance R2 and resistance R3, since switching tube Q3 is disconnected
It opens, the voltage of the grid of switching tube Q1 is larger, and switching tube Q1 is PMOS tube, so switching tube Q1 is off, battery
BT can not give light-emitting LED power supply；
After alternating current stops, light-emitting LED extinguishing, after pushing button switch SW at this time, battery BT passes through resistance R2, resistance R3
And be powered to the grid of switching tube Q3 after resistance R4, and make the switching tube Q3 conducting of NMOS tube, at this time the grid of switching tube Q1
The voltage of pole is smaller, so that switching tube Q1 conductings, battery BT is powered by isolating diode D2 to light-emitting LED at this time
To make light-emitting LED shine；
After switching tube Q1 conductings, resistance R5 and resistance R6 can provide voltage to the grid of switching tube Q3 so that switch
Pipe Q3 is constantly in conducting state, so that switching tube Q1 is constantly on, battery BT can be D2 pairs all the time by isolating diode
It is light-emitting LED to be powered to make light-emitting LED shine；
At this point, when leading to alternating current again, alternating current provides voltage by resistance R7 and resistance R8 to the base stage of switching tube Q2 so that
Switching tube Q2 conducting, the grid of switching tube Q3 disconnects after losing voltage, to which switching tube Q1 is disconnected so that battery BT is no longer hair
Light LED provides voltage, realizes reset function after leading to alternating current.
A kind of LED circuit with battery and logical city's reset described in the present embodiment, the AC/DC conversion modules 1 with
Protective tube F1 is equipped between alternating current.A kind of LED circuit with battery and logical city's reset described in the present embodiment, the battery
Protective tube F2 is equipped between the output end and battery BT of charging module 2.
By the way that protective tube F1 and protective tube F2 is arranged, AC/DC conversion modules 1, battery charging module 2 can be protected
Shield.
A kind of LED circuit with battery and logical city's reset described in the present embodiment, the AC/DC conversion modules 1
Output end is equipped with RC filter modules.
A kind of LED circuit with battery and logical city's reset described in the present embodiment, the isolating diode D3 is hair
Optical diode.By setting isolating diode D3 to illuminating part simultaneously, the illumination effect of LED can be reinforced.
Finally it should be noted that above example is only to illustrate the technical solution of the utility model, rather than to this reality
With the limitation of novel protected range, although being explained in detail to the utility model with reference to preferred embodiment, this field it is general
Lead to it will be appreciated by the skilled person that can be modified or replaced equivalently to the technical solution of the utility model, without departing from this
The spirit and scope of utility model technical solution.
Claims (8)
1. a kind of LED circuit with battery and logical city's reset, it is characterised in that：Include AC/DC conversion modules (1), electricity
Pond charging module (2), light-emitting LED, isolating diode D3, switching tube Q1, switching tube Q2, switching tube Q3, key switch SW, first
Division module, the second division module, isolating diode D2 and battery BT；
The input of the AC/DC conversion modules (1) terminates alternating current；The output end of the AC/DC conversion modules (1) charges with battery
The input terminal of module (2) connects；The output termination battery BT of the battery charging module (2)；
The battery BT controls the break-make of switching tube Q3 by key switch SW；Two switch terminals of the switching tube Q1 respectively with
Battery, light-emitting LED anode connection；The voltage of the make-and-break control switch pipe Q1 control terminals of the switching tube Q3；Described first point
Die block be set to switching tube Q1 and it is light-emitting LED between and to switching tube Q3 control terminal provide voltage；Second division module
Voltage is provided to switching tube Q2；The switch terminals of the switching tube Q2 are set between switching tube Q3 and ground；Second division module
It is connect with the output end of AC/DC conversion modules (1)；
The anode of the isolating diode D3 is connect with the output end of AC/DC conversion modules (1)；The isolating diode D3's is negative
Pole and light-emitting LED connection；The anode of the isolating diode D2 is connect with switching tube Q1；The cathode of the isolating diode D2 with
Light-emitting LED connection.
2. a kind of LED circuit with battery and logical city's reset according to claim 1, it is characterised in that：Further include
It is PMOS tube to have resistance R2, resistance R3 and resistance R4, the switching tube Q1；The switching tube Q2 is triode；The switch
Pipe Q3 is NMOS tube；
The drain electrode of the switching tube Q1 is connect with battery BT；The source electrode of the switching tube Q1 passes through the first division module and switching tube
The grid of Q3 connects；The grid of the switching tube Q1 is connect by resistance R3 with the drain electrode of switching tube Q3；The battery BT passes through
Resistance R2 is connect with the grid of switching tube Q1；The drain electrode of the switching tube Q3 after resistance R4 with one end of key switch SW by connecting
It connects；The other end of the key switch SW is connect with the grid of switching tube Q3；The collector of the switching tube Q2 and switching tube Q3
Grid connection；The switching tube Q2 emitters ground connection；The output end of the AC/DC conversion modules (1) passes through the second partial pressure mould
Block is connect with the base stage of switching tube Q2；The source electrode of the switching tube Q3 is grounded；The source electrode of the switching tube Q1 is by being isolated two poles
Pipe D2 and light-emitting LED connection.
3. a kind of LED circuit with battery and logical city's reset according to claim 2, it is characterised in that：Described
One division module includes resistance R5 and resistance R6；The source electrode of the switching tube Q1 after resistance R5, resistance R6 by being grounded；It is described
Resistance R5 is connect with the common end of resistance R6 with the grid of switching tube Q3.
4. a kind of LED circuit with battery and logical city's reset according to claim 2, it is characterised in that：Described
Two division modules include resistance R7 and resistance R8；The output end of the AC/DC conversion modules (1) passes through resistance R7, resistance R8
After be grounded；The resistance R7 is connect with the common end of resistance R8 with the base stage of switching tube Q2.
5. a kind of LED circuit with battery and logical city's reset according to claim 1, it is characterised in that：The AC/
DC conversion modules (1) are equipped with protective tube F1 between alternating current.
6. a kind of LED circuit with battery and logical city's reset according to claim 1, it is characterised in that：The electricity
Protective tube F2 is equipped between the output end and battery BT of pond charging module (2).
7. a kind of LED circuit with battery and logical city's reset according to claim 1, it is characterised in that：The AC/
The output end of DC conversion modules (1) is equipped with RC filter modules.
8. a kind of LED circuit with battery and logical city's reset according to claim 1, it is characterised in that：It is described every
It is light emitting diode from diode D3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820290742.6U CN208079446U (en) | 2018-03-01 | 2018-03-01 | A kind of LED circuit with battery and logical city's reset |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820290742.6U CN208079446U (en) | 2018-03-01 | 2018-03-01 | A kind of LED circuit with battery and logical city's reset |
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| Publication Number | Publication Date |
|---|---|
| CN208079446U true CN208079446U (en) | 2018-11-09 |
Family
ID=64038449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820290742.6U Active CN208079446U (en) | 2018-03-01 | 2018-03-01 | A kind of LED circuit with battery and logical city's reset |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208079446U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108282923A (en) * | 2018-03-01 | 2018-07-13 | 东莞健达照明有限公司 | A kind of LED circuit with battery and logical city's reset |
-
2018
- 2018-03-01 CN CN201820290742.6U patent/CN208079446U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108282923A (en) * | 2018-03-01 | 2018-07-13 | 东莞健达照明有限公司 | A kind of LED circuit with battery and logical city's reset |
| CN108282923B (en) * | 2018-03-01 | 2021-11-19 | 健达创智科技股份有限公司 | LED circuit with battery and power-on reset |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Dongshan Village Industrial Zone, Guangdong city of Dongguan province Qishi town 523000 Patentee after: Jianda Chuangzhi Technology Co.,Ltd. Address before: Dongshan Village Industrial Zone, Guangdong city of Dongguan province Qishi town 523511 Patentee before: KEE TAT LIGHTING HOLDINGS Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240122 Address after: 523000 No. 2, mowujiwei Industrial Road, Qishi Town, Dongguan City, Guangdong Province Patentee after: Jianda Intelligent Technology Co.,Ltd. Country or region after: China Address before: 523000 Dongshan Village Industrial Zone, Qishi Town, Dongguan City, Guangdong Province Patentee before: Jianda Chuangzhi Technology Co.,Ltd. Country or region before: China |