CN201344442Y - Illumination system with electricity-storage LED - Google Patents
Illumination system with electricity-storage LED Download PDFInfo
- Publication number
- CN201344442Y CN201344442Y CNU2008202355268U CN200820235526U CN201344442Y CN 201344442 Y CN201344442 Y CN 201344442Y CN U2008202355268 U CNU2008202355268 U CN U2008202355268U CN 200820235526 U CN200820235526 U CN 200820235526U CN 201344442 Y CN201344442 Y CN 201344442Y
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- switching power
- diode
- emitting device
- battery
- led
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Abstract
The utility model provides an illumination system with an electricity-storage LED, which comprises an LED luminous device (600), and also comprises an AC/DC transforming power source (100), a central processing unit (200), a battery charging switch (300), a battery power supply switch (400) and a charging battery (500), wherein the AC/DC transforming power source (100) is used for transforming the inputted AC power to the DC power, and the charging battery (500) is connected with the AC/DC transforming power source (100) through the battery charging switch (300) and is connected with the LED luminous device (600) through the battery power supply switch (400); the LED luminous device (600) is also connected with the AC/DC transforming power source (100), and the central processing unit (200) is connected with the AC/DC transforming power source (100), the battery charging switch (300) and the battery power supply switch (400) and is used for controlling the work of each module.
Description
Technical field
The utility model relates to a kind of band accumulate LED illuminator.
Background technology
LED is a light-emitting diode light, is a kind of lighting apparatus of efficient energy-saving, more and more has been applied to various illumination occasions now.
The utility model content
Technical problem to be solved in the utility model provides a kind of band accumulate LED illuminator of efficient energy-saving.
The purpose of this utility model is achieved through the following technical solutions:
A kind of band accumulate LED illuminator, comprise: the LED light-emitting device, also comprise: ac-dc switching power, CPU, battery charge switch, powered battery switch and rechargeable battery, described ac-dc switching power are used for the alternating current of input is converted to direct current; Described rechargeable battery is connected with described ac-dc switching power by described battery charge switch, and is connected with described LED light-emitting device by described powered battery switch; Described LED light-emitting device also is connected with described ac-dc switching power, and described CPU and described ac-dc switching power, battery charge switch and powered battery switch are used to control each module work.
By technique scheme, band accumulate LED illuminator of the present utility model both can be worked by the incoming transport civil power, also can be by the rechargeable battery work that carries.Simultaneously, under the control of CPU, when the brownout of rechargeable battery, the ac-dc switching power that then can pass through the incoming transport civil power automatically is its charging by the battery charge switch.
In order to guarantee the work safety of described ac-dc switching power, described band accumulate LED illuminator also comprises: first diode, the positive pole of described first diode is coupled with described powered battery switch, battery charge switch and ac-dc switching power respectively, the negative pole of described first diode and the coupling of described LED light-emitting device.
As a kind of more specifically embodiment of technique scheme, described ac-dc switching power comprises: flow measurement resistance, described flow measurement resistance and the coupling of described LED light-emitting device.
Described ac-dc switching power adopts Switching Power Supply.
It is the microcontroller of C9454 that described CPU adopts model.
Described LED light-emitting device comprises: a plurality of light emitting diode lines parallel with one another; Described light emitting diode lines comprises: a plurality of light emitting diodes and the current-limiting resistance of mutual series connection.
More stable for the work that guarantees described band accumulate LED illuminator, do not having under the environment of civil power, can carry out work for a long time.Described band accumulate LED illuminator also comprises: solar cell, described solar cell and the coupling of described LED light-emitting device.
In order to guarantee charging by solar cell safety to rechargeable battery, described band accumulate LED illuminator also comprises: second diode, the positive pole of described second diode and the coupling of described solar cell, the negative pole of described second diode and the coupling of described rechargeable battery.
Advantage compared with prior art of the present utility model is that band accumulate LED illuminator can both be worked efficiently and safely, satisfies the needs of various situations under multiple environment.
Description of drawings
Fig. 1 is the structured flowchart of the utility model band accumulate LED illuminator embodiment;
Fig. 2 is the circuit structure diagram of partial circuit among the utility model band accumulate LED illuminator embodiment;
Fig. 3 is the circuit structure diagram of the utility model LED light-emitting device embodiment.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing and preferred embodiment.
As shown in Figure 1, band accumulate LED illuminator comprises: LED light-emitting device 600, ac-dc switching power 100, CPU 200, battery charge switch 300, powered battery switch 400, rechargeable battery 500 and solar cell 700.Described ac-dc switching power 100 is used for the alternating current of input is converted to direct current; Described rechargeable battery 500 is connected with described ac-dc switching power 100 by described battery charge switch 300, and is connected with described LED light-emitting device 600 by described powered battery switch 400; Described LED light-emitting device 600 also is connected with described ac-dc switching power 100, and described CPU 200 and described ac-dc switching power 100, battery charge switch 300 and powered battery switch 400 are used to control each module work.
Wherein, band accumulate LED illuminator also has first diode 110 and second diode 112.The positive pole of first diode 110 is coupled with described powered battery switch 400, battery charge switch 300 and ac-dc switching power 100 respectively, the negative pole of described first diode 111 and 600 couplings of described LED light-emitting device.The positive pole of second diode 112 and 700 couplings of described solar cell, the negative pole of described second diode 112 and 500 couplings of described rechargeable battery.
Exchange 150～264V civil power by adopting the ac-dc switching power 100 of Switching Power Supply, be converted to 26VDC voltage and work for LED light-emitting device 600 by first diode 111.The LED illuminating lamp when the civil power in same light flux ratio fluorescent lamp power saving 50～75%.
When system detected no civil power, powered battery switch 400 was connected rechargeable battery 500 and LED light-emitting device 600, supplied the LED light-emitting device 600 work by rechargeable battery 500.When being full of electricity, rechargeable battery 500 power supply can throw light on 5～10 hours.
It is the microcontroller of C9454 that CPU 200 adopts model, and this is 8 MCU, adopts special-purpose software to control.
Described CPU 200 detects the voltage of rechargeable battery 500, when the voltage that detects rechargeable battery 500 is lower than 23 volts, be condition one, the side allows ac-dc switching power 100 to charge by 300 pairs of rechargeable batteries 500 of battery charge switch, to improve reserve battery life-span and efficient.
Described CPU 200 is by detecting the flow measurement resistance 120 in the ac-dc switching power 100, on the working condition of size detection LED light-emitting device 600 of the electric current that flows through.When the load of LED light-emitting device 600 not overrate 50% the time, be condition two, then allow battery charge switch 300 to connect.
Certainly,, also can set and satisfy above-mentioned condition one and condition two simultaneously and could allow battery charge switch 300 to connect, give rechargeable battery 500 chargings by ac-dc switching power 100 in order to guarantee the safety of system.
Described CPU 200 can also detect the charging current of giving rechargeable battery 500 chargings by ac-dc switching power 100.When this charging current greater than specified charging current 150% the time, then turn-off battery charge switch 300 and stop charging, delay time then and opened battery charge switch 300 in 2 seconds again and continue charging.To guarantee security of system, can repair impaired rechargeable battery 500 simultaneously.Simultaneously, when reaching 10 hours and then turn-off battery charge switch 300 less than 5% or accumulative total of specified charging current in the charging interval, this charging current stops charging.
As shown in Figure 2, the Switching Power Supply of described ac-dc switching power 100 employings is based on UC3843 composition 80～200W intelligent power.
Wherein, ac-dc switching power 100 comprises: flow measurement resistance 120, described flow measurement resistance 120 and described LED light-emitting device 600 couplings.
As shown in Figure 3, described LED light-emitting device 600 comprises: a plurality of light emitting diode lines parallel with one another; Described light emitting diode lines comprises: a plurality of light emitting diodes and the current-limiting resistance of mutual series connection.
Wherein, described LED light-emitting device 600 also has a switch that is serially connected with power supply, is used to control its work.
Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.
Claims (8)
1, a kind of band accumulate LED illuminator, comprise: LED light-emitting device (600), it is characterized in that, also comprise: ac-dc switching power (100), CPU (200), battery charge switch (300), powered battery switch (400) and rechargeable battery (500), described ac-dc switching power (100) are used for the alternating current of input is converted to direct current; Described rechargeable battery (500) is connected with described ac-dc switching power (100) by described battery charge switch (300), and is connected with described LED light-emitting device (600) by described powered battery switch (400); Described LED light-emitting device (600) also is connected with described ac-dc switching power (100), described CPU (200) and described ac-dc switching power (100), battery charge switch (300) and powered battery switch (400) are used to control each module work.
2, band accumulate LED illuminator as claimed in claim 1, it is characterized in that, also comprise: first diode (111), the positive pole of described first diode (111) and ac-dc switching power (100) coupling, the negative pole of described first diode (111) and described LED light-emitting device (600) coupling.
3, band accumulate LED illuminator as claimed in claim 1 is characterized in that described ac-dc switching power (100) comprising: flow measurement resistance (120), described flow measurement resistance (120) and described LED light-emitting device (600) coupling.
As claim 1,2 or 3 described band accumulate LED illuminators, it is characterized in that 4, described ac-dc switching power (100) adopts Switching Power Supply.
5, band accumulate LED illuminator as claimed in claim 1 is characterized in that, it is the microcontroller of C9454 that described CPU (200) adopts model.
6, band accumulate LED illuminator as claimed in claim 1 is characterized in that described LED light-emitting device (600) comprising: a plurality of light emitting diode lines parallel with one another; Described light emitting diode lines comprises: a plurality of light emitting diodes and the current-limiting resistance of mutual series connection.
7, band accumulate LED illuminator as claimed in claim 1 is characterized in that, also comprises: solar cell (700), described solar cell (700) and described LED light-emitting device (600) coupling.
8, band accumulate LED illuminator as claimed in claim 7, it is characterized in that, also comprise: second diode (112), the positive pole of described second diode (112) and described solar cell (700) coupling, the negative pole of described second diode (112) and described rechargeable battery (500) coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202355268U CN201344442Y (en) | 2008-12-17 | 2008-12-17 | Illumination system with electricity-storage LED |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202355268U CN201344442Y (en) | 2008-12-17 | 2008-12-17 | Illumination system with electricity-storage LED |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201344442Y true CN201344442Y (en) | 2009-11-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202355268U Expired - Fee Related CN201344442Y (en) | 2008-12-17 | 2008-12-17 | Illumination system with electricity-storage LED |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201344442Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103032800A (en) * | 2013-01-07 | 2013-04-10 | 张旭东 | LED illumination system for classroom |
-
2008
- 2008-12-17 CN CNU2008202355268U patent/CN201344442Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103032800A (en) * | 2013-01-07 | 2013-04-10 | 张旭东 | LED illumination system for classroom |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091111 Termination date: 20101217 |