CN206323620U - A kind of LED string of solar energy boost charge - Google Patents
A kind of LED string of solar energy boost charge Download PDFInfo
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- CN206323620U CN206323620U CN201720043163.7U CN201720043163U CN206323620U CN 206323620 U CN206323620 U CN 206323620U CN 201720043163 U CN201720043163 U CN 201720043163U CN 206323620 U CN206323620 U CN 206323620U
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- chip microcomputer
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- rechargeable battery
- positive pole
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Abstract
A kind of LED string of solar energy boost charge, including solar panels, rechargeable battery and load, solar panels are used for charging to rechargeable battery, it is characterised in that：Also include single-chip microcomputer and bleeder circuit, bleeder circuit is connected between the positive pole of solar panels and the I/O mouths of single-chip microcomputer, the positive terminal of load is used for being connected with the positive pole of rechargeable battery, the negative pole end of load is connected with the I/O mouths of single-chip microcomputer, programmable chip is also connected with single-chip microcomputer, monolithic function is by reading and writing programmable chip and automatically controlling the level for the I/O mouths being connected with load just according to the I/O mouths level height being connected with bleeder circuit.The utility model has the advantage of：The solar energy boost charge LED string can close load under high light charging, when dim light charges, the brightness of load be automatically adjusted by reading and writing programmable chip, and can realize the multistage adjustable of brightness.Furthermore it is also possible to realize Time-sharing control, enable LED string that there is different brightness at times.
Description
Technical field
The utility model is related to a kind of LED string, more particularly, to a kind of LED string of solar energy boost charge.
Background technology
Ornament lamp species is various, and LED string can be used with interior out of doors as a kind of conventional decorative lamp.In section
During day or during important activity, in order to increase festive air, people usually enter luggage using substantial amounts of colorful LED lamp string
Decorations.The particularly LED string of solar recharging, due to its more energy-conservation, thus using more extensive, although, the existing sun
The LED string that can be charged has the advantages that energy-conservation, still, in the shorter area of light application time in use, usually because overcast and rainy
Gas, the charging interval is not enough and causes normally to use so that solar recharging LED string can not realize round-the-clock 365 angel
With.In addition, existing solar LED (Light Emitting Diode) lamp string automatic under high light charging can not close load, again can not be right when dim light charges
Load brightness is adjusted, also, existing solar LED (Light Emitting Diode) lamp string does not have the function of Time-sharing control yet, i.e., can not make LED
String has different brightness at times, uses underaction, changeable.In summary, the LED to existing solar recharging is needed
Lamp string structure is further improved.
Utility model content
The technical problem that the utility model is solved is that there is provided can be closed under a kind of charging of high light for above-mentioned state of the art
The LED string for the solar energy boost charge that load brightness size can be automatically adjusted is closed in the case of load, dim light.
The utility model solve the technical scheme that is used of above-mentioned technical problem for：The LED of the solar energy boost charge
String, including solar panels, rechargeable battery and load, the solar panels are used for charging to rechargeable battery, it is characterised in that：Also wrap
Single-chip microcomputer and bleeder circuit are included, the bleeder circuit is connected between the positive pole of solar panels and the I/O mouths of single-chip microcomputer, described
The positive terminal of load is used for being connected with the positive pole of rechargeable battery, and the negative pole end of load is connected with the I/O mouths of the single-chip microcomputer,
Be also connected with programmable chip on single-chip microcomputer, the monolithic function by read and write programmable chip and according to bleeder circuit phase
I/O mouths level even just automatically controls the level for the I/O mouths being connected with load just.
Preferably, the LED string also includes booster circuit, and the booster circuit is connected to the positive pole of the rechargeable battery
Between end and the I/O mouths of the single-chip microcomputer.
Further preferably, described booster circuit includes the first triode, inductance and the first diode, the one or three pole
The base stage of pipe is connected with the I/O mouths of the single-chip microcomputer, the grounded emitter of the first triode, the colelctor electrode of the first triode with
The positive pole of the first end of the inductance and the first diode is connected, the second end of the inductance and the positive pole phase of rechargeable battery
Even, the negative pole of first diode is connected with the positive terminal of the load.So, booster circuit is exported by SCM PWM
Produce high frequency of oscillation to come to inductance boost, becoming direct current by rectifying and wave-filtering is powered load.
Bleeder circuit can have kinds of schemes, it is preferable that described bleeder circuit includes first resistor, second resistance and the
Two triodes, the first resistor and second resistance are connected between the positive pole of solar panels and earth terminal, and solar panels are just
The second diode, and the positive pole phase of the positive pole and solar panels of the second diode are connected between pole and the positive pole of rechargeable battery
Even, the negative pole of the second diode is connected with the positive pole of rechargeable battery, the base stage of second triode be connected to first resistor and
Between second resistance, the grounded emitter of second triode, colelctor electrode and the single-chip microcomputer of second triode
I/O is connected.
Compared with prior art, the utility model has the advantage of：The LED string of the solar energy boost charge passes through to too
Voltage on positive energy plate closes load when high light charges after getting on single-chip microcomputer, and LED string is not lighted, in dim light charging
When, single-chip microcomputer reads and writes programmable chip to automatically adjust impulse magnitude, so as to adjust the brightness of load, and can realize brightness
It is multistage adjustable.In addition, the LED string of the solar energy boost charge is in use, Time-sharing control can also be realized, makes LED
Lamp string can have different brightness at times, using more flexible, changeable.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment one；
Fig. 2 is the structural representation of the utility model embodiment two.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing embodiment.
Embodiment one：
As shown in figure 1, the LED string of solar energy boost charge in the present embodiment include solar panels 1, rechargeable battery 2,
Load 3, single-chip microcomputer 4, bleeder circuit 5, programmable chip 6, booster circuit 7 etc..Wherein, solar panels 1 are used for rechargeable battery 2
Charging, the positive terminal of load 3 is used for being connected with the positive pole of rechargeable battery 2, the positive terminal of load 3 and the negative pole of rechargeable battery 2
Between be connected with filter capacitor C, the negative pole end of load 3 is connected with the I/O mouths of single-chip microcomputer 4.Bleeder circuit 5 is connected to solar energy
Between plate 1 and single-chip microcomputer 4, and voltage on solar panels 1 is fetched on single-chip microcomputer 4.Programmable chip 6 is connected to single-chip microcomputer 4
I/O mouths on, single-chip microcomputer 4 can automatically control the I/O mouths with loading 3 single-chip microcomputers 4 being connected by reading and writing programmable chip 6
Low and high level, programmable chip 6 typically uses E2PROM.Booster circuit 7 is connected to the positive terminal and single-chip microcomputer 4 of rechargeable battery 2
I/O mouths between.In addition, being also associated with the crystal oscillator 8 for carrying out time control on single-chip microcomputer 4, this is conventional design, is not opened up
Open description.
Bleeder circuit 5 in the present embodiment includes first resistor R1, second resistance R2 and the second triode Q2, first resistor
R1 and second resistance R2 are connected between the positive pole of solar panels 1 and earth terminal, positive pole and the rechargeable battery 2 of solar panels 1
The second diode D2 is connected between positive pole, and the second diode D2 positive pole is connected with the positive pole of solar panels 1, the two or two pole
Pipe D2 negative pole is connected with the positive pole of rechargeable battery 2, and the second triode Q2 base stage is connected to first resistor R1 and second resistance
Between R2, the second triode Q2 grounded emitter, the second triode Q2 colelctor electrode is connected with the I/O of single-chip microcomputer 4.
When high light charges, the second triode Q2 conductings, the single-chip processor i/o being connected with bleeder circuit 5 mouthful is low level, this
When, under the control of single-chip microcomputer 4, the I/O mouths being connected with load 3 are high level, so as to close load 3, i.e. LED string is not lighted.
When dim light charges, the second triode Q2 cut-offs, the high level of the I/O mouths for the single-chip microcomputer 4 being connected with bleeder circuit 5, at this point it is possible to
Read and write programmable chip 6 to automatically control the time length of the low and high level with loading the 3 I/O mouths being connected by single-chip microcomputer 4, from
And output impulse magnitude is adjusted, reach the purpose for automatically adjusting 3 brightness sizes of load.
Booster circuit 7 in the present embodiment includes the first triode Q1, inductance L, the first diode D1 and 3rd resistor R3,
3rd resistor R3 is connected to the first triode Q1 base stage and is connected with the I/O mouths of single-chip microcomputer 4, the first triode Q1 emitter stage
Ground connection, the first triode Q1 colelctor electrode is connected with the positive pole of inductance L first end and the first diode D1, inductance L's
Second end is connected with the positive pole of rechargeable battery 2, and the first diode D1 negative pole is connected with the positive terminal of load 3.Booster circuit 7 leads to
Crossing PWM outputs produces high frequency of oscillation to boost inductance L, becomes direct current by the first diode D1 rectifying and wave-filterings and directly connects negative
3 are carried, changes to adjust impulse magnitude by the low and high level for the I/O mouths being connected with load 3, to reach regulation load brightness size
Purpose.
Embodiment two：
As shown in Fig. 2 do not have a booster circuit in the present embodiment, the positive terminal of load is normal pressure, its operation principle with
LED string in embodiment one is identical, herein not reinflated description.
It the foregoing is only preferred embodiment of the present utility model, it is noted that for those of ordinary skill in the art
For, under the premise of principle of the present utility model is not departed from, a variety of remodeling or improvement can be carried out to the utility model, such as,
Reduction voltage circuit can also be set between the positive terminal of rechargeable battery and the I/O mouths of single-chip microcomputer, and electricity is controlled by voltage-stabiliser tube
Pressure, these are regarded as within protection domain of the present utility model.
Claims (4)
1. a kind of LED string of solar energy boost charge, including solar panels (1), rechargeable battery (2) and load (3), it is described too
Positive energy plate (1) is used for charging to rechargeable battery (2), it is characterised in that：Also include single-chip microcomputer (4) and bleeder circuit (5), it is described
Bleeder circuit (5) is connected between the positive pole of solar panels (1) and the I/O mouths of single-chip microcomputer (4), the positive terminal of the load (3)
It is connected for the positive pole with rechargeable battery (2), the negative pole end of load (3) is connected with the I/O mouths of the single-chip microcomputer (4),
Be also connected with programmable chip (6) on single-chip microcomputer (4), the single-chip microcomputer (4) can by read and write programmable chip (6) and according to
The connected I/O mouths level of bleeder circuit (5) just automatically control with load the I/O mouths that (3) are connected level just.
2. the LED string of solar energy boost charge according to claim 1, it is characterised in that：Also include booster circuit
(7), the booster circuit (7) is connected between the positive terminal of the rechargeable battery (2) and the I/O mouths of the single-chip microcomputer (4).
3. the LED string of solar energy boost charge according to claim 2, it is characterised in that：Described booster circuit (7)
Including the first triode (Q1), inductance (L) and the first diode (D1), base stage and the monolithic of first triode (Q1)
The I/O mouths of machine (4) are connected, the grounded emitter of the first triode (Q1), colelctor electrode and the electricity of the first triode (Q1)
Feel the first end of (L) and the positive pole of the first diode (D1) is connected, the second end and the rechargeable battery (2) of the inductance (L)
Positive pole be connected, the negative pole of first diode (D1) with it is described load (3) positive terminal be connected.
4. the LED string of the solar energy boost charge according to claim 1 or 2 or 3, it is characterised in that：Described partial pressure
Circuit (5) includes first resistor (R1), second resistance (R2) and the second triode (Q2), the first resistor (R1) and the second electricity
Resistance (R2) is connected between the positive pole of solar panels (1) and earth terminal, and the positive pole and rechargeable battery (2) of solar panels (1) are just
The second diode (D2) is connected between pole, and the positive pole of the second diode (D2) is connected with the positive pole of solar panels (1), second
The negative pole of diode (D2) is connected with the positive pole of rechargeable battery (2), and the base stage of second triode (Q2) is connected to the first electricity
Hinder between (R1) and second resistance (R2), the grounded emitter of second triode (Q2), second triode (Q2)
Colelctor electrode is connected with the I/O of the single-chip microcomputer (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720043163.7U CN206323620U (en) | 2017-01-13 | 2017-01-13 | A kind of LED string of solar energy boost charge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720043163.7U CN206323620U (en) | 2017-01-13 | 2017-01-13 | A kind of LED string of solar energy boost charge |
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| Publication Number | Publication Date |
|---|---|
| CN206323620U true CN206323620U (en) | 2017-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720043163.7U Active CN206323620U (en) | 2017-01-13 | 2017-01-13 | A kind of LED string of solar energy boost charge |
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| Country | Link |
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| CN (1) | CN206323620U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109996373A (en) * | 2019-05-15 | 2019-07-09 | 深圳市红邦半导体有限公司 | A kind of control circuit board, control chip and control system |
-
2017
- 2017-01-13 CN CN201720043163.7U patent/CN206323620U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109996373A (en) * | 2019-05-15 | 2019-07-09 | 深圳市红邦半导体有限公司 | A kind of control circuit board, control chip and control system |
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