CN209218439U - A kind of solar street light power control circuit - Google Patents
A kind of solar street light power control circuit Download PDFInfo
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- CN209218439U CN209218439U CN201821548907.1U CN201821548907U CN209218439U CN 209218439 U CN209218439 U CN 209218439U CN 201821548907 U CN201821548907 U CN 201821548907U CN 209218439 U CN209218439 U CN 209218439U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The utility model discloses a kind of solar street light power control circuits, including control switching circuit, first input circuit, first voltage regulator circuit, second input circuit, second voltage regulator circuit and power output circuit, the control switching circuit is connect with first input circuit and the second input circuit respectively, the output end of first input circuit is connect with the input terminal of first voltage regulator circuit, the output end of second input circuit is connect with the input terminal of second voltage regulator circuit, the output end of first voltage regulator circuit and the output end of the second voltage regulator circuit are connect with the input terminal of the power output circuit.The utility model is by control switching circuit according to the electricity consumption situation of solar street light and switching input power, to realize the power supply of intelligence switching solar street light, and its circuit structure is simple, substantially reduces circuit production cost and later maintenance difficulty, maintenance cost are low.
Description
Technical field
The utility model relates to power circuit technical field, in particular to a kind of solar street light power control circuit.
Background technique
Increasingly poor with earth resource, the cost of investment of basic energy resource is increasingly climbed to a higher point, various safety and pollution hidden trouble
Be it is ubiquitous, safe and environment-friendly new energy of the solar energy as a kind of " inexhaustible, nexhaustible " is got more and more attention.
Meanwhile also with the development and progress of solar-photovoltaic technology, solar street light has been developed that and is gradually applied, solar energy
Lamps and lanterns product environmental protection and energy saving double dominant, solar street light, garden lamp, Lawn lamp etc. application gradually formed
Scale, solar power generation have been gradually improved in field of street lamp lighting development.Solar street light, which converts solar energy into electric energy, to be made
With without connecting power grid, being more energy-saving and environmentally friendly, in the not covered area of municipal electricity consumption, can also illuminate for pedestrian, go out to people
Row brings great convenience.But existing solar street light circuit construction of electric power is complicated, cannot achieve intelligence switching power supply
Power supply, cost of manufacture is high, causes the difficulty of later maintenance high, needs to put into a large amount of human resources, and maintenance cost is high.
Utility model content
For above-mentioned defect existing in the prior art, the technical problem to be solved by the present invention is to provide a kind of sun
Energy streetlight power control circuit, solar street light circuit construction of electric power is complicated in the prior art for solution, cannot achieve intelligent switching
The high problem of power supply, maintenance cost can be realized intelligence switching power supply, and circuit structure is simple, maintenance cost
It is low.
In order to solve the above-mentioned technical problem, the technical solution of the utility model is:
A kind of solar street light power control circuit, including control switching circuit, the first input circuit, the first pressure stabilizing electricity
Road, the second input circuit, the second voltage regulator circuit and power output circuit, the control switching circuit are inputted with described first respectively
The input terminal of circuit and the connection of the second input circuit, the output end of first input circuit and first voltage regulator circuit connects
It connects, the output end of second input circuit is connect with the input terminal of second voltage regulator circuit, first voltage regulator circuit
The output end of output end and the second voltage regulator circuit is connect with the input terminal of the power output circuit.
Preferably, the control switching circuit include first diode and switching switch, the first diode with it is described
Switching switch connection.
Preferably, first input circuit includes rectifier bridge stack and first resistor, the input terminal of the rectifier bridge stack with
External power supply connection, the output end of the rectifier bridge stack are connect with the first resistor.
Preferably, first voltage regulator circuit include the first voltage stabilizing chip and third diode, the third diode with
The input pin of first voltage stabilizing chip connects.
Preferably, second input circuit includes battery, second resistance and 3rd resistor, described in the battery warp
First diode is connect with one end of the second resistance, and the other end of the second resistance is grounded through the 3rd resistor.
Preferably, second voltage regulator circuit includes the second voltage stabilizing chip, the second diode, first capacitor and the second electricity
Hold, the cathode of second diode and one end of first capacitor are connect with the input pin of second voltage stabilizing chip, described
The output pin of second voltage stabilizing chip is connect with one end of second capacitor, the other end of the first capacitor, the second pressure stabilizing
The other end of the grounding pin of chip and the second capacitor is grounded.
Preferably, the power output circuit includes third capacitor, the 4th resistance, indicator light and the 5th resistance, and described
One end of three capacitors is connect with one end of the 4th resistance, and the other end of the 4th resistance is through the indicator light and described the
One end of five resistance connects, and the other end of the other end and the 5th resistance of the third capacitor is grounded.
By adopting the above technical scheme, a kind of solar street light power control circuit provided by the utility model, the solar energy
Control switching circuit in road lamp power supply control circuit is connect with the first input circuit and the second input circuit respectively, passes through switching
Control circuit is according to the electricity consumption situation of solar street light and switching input power, to realize the confession of intelligence switching solar street light
Power supply；And the output end of the first input circuit is connect with the input terminal of the first voltage regulator circuit, the output of the second input circuit
End connect with the input terminal of the second voltage regulator circuit, the output end of the output end of the first voltage regulator circuit and the second voltage regulator circuit with electricity
The input terminal of source follower circuit connects, and so that power supply voltage is maintained perseverance by first voltage regulator circuit and the second voltage regulator circuit
Fixed state exports power supply so as to stablize, and its circuit structure is simple, substantially reduce circuit production cost and after
Phase maintenance difficulties, maintenance cost are low.
Detailed description of the invention
Fig. 1 is a kind of structural block diagram of solar street light power control circuit of the utility model；
Fig. 2 is a kind of circuit diagram of solar street light power control circuit of the utility model；
In figure, 1- control switching circuit, the first input circuit of 2-, the first voltage regulator circuit of 3-, the second input circuit of 4-, 5-
Two voltage regulator circuits, 6- power output circuit, D1- first diode, the second diode of D2-, D3- third diode, K1- switching are opened
Pass, DB1- rectifier bridge stack, R1- first resistor, R2- second resistance, R3- 3rd resistor, the 4th resistance of R4-, the 5th resistance of R5-,
The first voltage stabilizing chip of U1-, the second voltage stabilizing chip of U2-, C1- first capacitor, the second capacitor of C2-, C3- third capacitor, the 4th electricity of C4-
Hold, L1- indicator light.
Specific embodiment
Specific embodiment of the present utility model is described further with reference to the accompanying drawing.It should be noted that
The explanation of these embodiments is used to help to understand the utility model, but does not constitute the restriction to the utility model.This
Outside, technical characteristic involved in the various embodiments of the present invention described below is as long as they do not conflict with each other
It can be combined with each other.
As shown in Figure 1, in a kind of structural block diagram of solar street light power control circuit of the utility model, the solar energy
Road lamp power supply control circuit include control switching circuit 1, the first input circuit 2, the first voltage regulator circuit 3, the second input circuit 4,
Second voltage regulator circuit 5 and power output circuit 6, the control switching circuit 1 are electric with first input circuit 2 and the second input respectively
Road connection 4, the output end of first input circuit 2 is connect with the input terminal of first voltage regulator circuit 3, second input circuit 4
Output end connect with the input terminal of second voltage regulator circuit 5, the output end of first voltage regulator circuit 3 and the second voltage regulator circuit 5
Output end connect with the input terminal of the power output circuit 6.
It should be understood that the input terminal of first input circuit 2 accesses external power supply, which includes 220V alternating current
Deng, second input circuit 4 access storage battery power supply power supply, the solar energy of the storage battery power supply power supply on solar street light
The electric energy that solar panel converts solar energy, the control switching circuit is for switching power supply, to select alternating current or battery
Power supply is solar street light power supply, to realize the power supply of intelligence switching solar street light.
Fig. 2 is a kind of circuit diagram of solar street light power control circuit of the utility model, is had combined with Figure 1 and Figure 2,
Body, which includes first diode D1 and switching switch K1, first diode D1 and switching switch K1
Connection；First input circuit 2 includes rectifier bridge stack DB1 and first resistor R1, the input terminal and external electrical of rectifier bridge stack DB1
Source connection, the output end of rectifier bridge stack DB1 are connect with first resistor R1；First voltage regulator circuit 3 includes the first pressure stabilizing core
Piece U1 and third diode D3, the third diode D3 are connect with the input pin of first voltage stabilizing chip U1；Second input
Circuit 4 includes battery, second resistance R2 and 3rd resistor R3, and the battery is through first diode D1 and second resistance R2
One end connection, the other end of second resistance R2 is grounded through 3rd resistor R3；Second voltage regulator circuit 5 includes the second pressure stabilizing
Chip U2, the second diode D2, first capacitor C1 and the second capacitor C2, the cathode of second diode D2 and first capacitor C1's
One end is connect with the input pin of second voltage stabilizing chip U2, the output pin and second capacitor C2 of second voltage stabilizing chip U2
One end connection, the other end of the other end of first capacitor C1, the grounding pin of the second voltage stabilizing chip U2 and the second capacitor C2
It is grounded；The power output circuit 6 includes third capacitor C3, the 4th resistance R4, indicator light L1 and the 5th resistance R5, third electricity
The one end for holding C3 is connect with one end of the 4th resistance R4, and the other end of the 4th resistance R4 is through indicator light L1 and the 5th electricity
One end connection of R5 is hindered, the other end of the other end and the 5th resistance R5 of third capacitor C3 is grounded.
Specifically, one end of switching switch K1 is connect with the input terminal of rectifier bridge stack DB1, and switching switch K1's is another
One end is connect with the anode of the cathode of first diode D1 and the second diode D2, the anode and battery of first diode D1
Anode connection, third diode D3 is connected between first resistor R1 and the second voltage stabilizing chip U2, second voltage stabilizing chip
The output end of U2 is connect with the input terminal of indicator light L1.
It should be understood that the first voltage stabilizing chip U1 and the second voltage stabilizing chip U2 is LM117 linear regulator chip, the instruction
Lamp L1 is LED light.
It should be understood that passing through battery, solar-electricity under the comprehensive adjustment of the solar street light power control circuit
Voltage value between pond plate, alternating current three compares, and selects corresponding mode to carry out control power supply output, realizes battery, the sun
The rational allocation of energy solar panel, alternating current is utilized with reaching the maximum of solar energy, the optimization application of battery and the reasonable of alternating current make
Effect.The utility model is powerful, application is strong, applied widely.The control of solar street light power supply is indicated by LED light
Circuit working state processed, it is simple to operate, there is load short circuits protection, overload protection and anti-reverse defencive function to guarantee the sun
Energy streetlight safe and reliable operation.Solar street light, battery, load are selected by the solar street light power control circuit
Type collocation realizes that Solar Street Lighting System optimizes；Make power supply voltage by the first voltage regulator circuit and the second voltage regulator circuit
Constant state is maintained, exports power supply so as to stablize, and its circuit structure is simple, substantially reduces circuit production
Cost and later maintenance difficulty, maintenance cost are low.
The embodiments of the present invention is explained in detail in conjunction with attached drawing above, but the utility model is not limited to be retouched
The embodiment stated.For a person skilled in the art, right in the case where not departing from the utility model principle and spirit
These embodiments carry out a variety of change, modification, replacement and modification, still fall in the protection scope of the utility model.
Claims (7)
1. a kind of solar street light power control circuit, it is characterised in that: including control switching circuit, the first input circuit,
One voltage regulator circuit, the second input circuit, the second voltage regulator circuit and power output circuit, the control switching circuit respectively with it is described
First input circuit and the connection of the second input circuit, the output end of first input circuit are defeated with first voltage regulator circuit
Enter end connection, the output end of second input circuit is connect with the input terminal of second voltage regulator circuit, first pressure stabilizing
The output end of the output end of circuit and the second voltage regulator circuit is connect with the input terminal of the power output circuit.
2. solar street light power control circuit according to claim 1, it is characterised in that: the control switching circuit packet
First diode and switching switch are included, the first diode and switching switch connect.
3. solar street light power control circuit according to claim 1, it is characterised in that: the first input circuit packet
Rectifier bridge stack and first resistor are included, the input terminal of the rectifier bridge stack is connect with external power supply, the output end of the rectifier bridge stack
It is connect with the first resistor.
4. solar street light power control circuit according to claim 1, it is characterised in that: the first voltage regulator circuit packet
The first voltage stabilizing chip and third diode are included, the third diode is connect with the input pin of first voltage stabilizing chip.
5. solar street light power control circuit according to claim 2, it is characterised in that: the second input circuit packet
Battery, second resistance and 3rd resistor are included, the battery connects through one end of the first diode and the second resistance
It connects, the other end of the second resistance is grounded through the 3rd resistor.
6. solar street light power control circuit according to claim 1, it is characterised in that: the second voltage regulator circuit packet
Include the second voltage stabilizing chip, the second diode, first capacitor and the second capacitor, the cathode of second diode and first capacitor
One end is connect with the input pin of second voltage stabilizing chip, the output pin of second voltage stabilizing chip and second capacitor
One end connection, the other end of the other end of the first capacitor, the grounding pin of the second voltage stabilizing chip and the second capacitor connects
Ground.
7. solar street light power control circuit according to claim 1, it is characterised in that: the power output circuit packet
Include third capacitor, the 4th resistance, indicator light and the 5th resistance, one end company of one end of the third capacitor and the 4th resistance
Connect, the other end of the 4th resistance is connect through the indicator light with one end of the 5th resistance, the third capacitor it is another
One end and the other end of the 5th resistance are grounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821548907.1U CN209218439U (en) | 2018-09-20 | 2018-09-20 | A kind of solar street light power control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821548907.1U CN209218439U (en) | 2018-09-20 | 2018-09-20 | A kind of solar street light power control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209218439U true CN209218439U (en) | 2019-08-06 |
Family
ID=67454570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821548907.1U Active CN209218439U (en) | 2018-09-20 | 2018-09-20 | A kind of solar street light power control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209218439U (en) |
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2018
- 2018-09-20 CN CN201821548907.1U patent/CN209218439U/en active Active
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