CN203661372U - Solar street lamp double-power source automatic switching circuit - Google Patents
Solar street lamp double-power source automatic switching circuit Download PDFInfo
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- CN203661372U CN203661372U CN201320873489.4U CN201320873489U CN203661372U CN 203661372 U CN203661372 U CN 203661372U CN 201320873489 U CN201320873489 U CN 201320873489U CN 203661372 U CN203661372 U CN 203661372U
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- street lamp
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- state relay
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Abstract
The utility model relates to a solar street lamp double-power source automatic switching circuit and belongs to the solar energy street lamp technical field. The objective of the utility model is to provide a low-cost solar street lamp control circuit capable of realizing double-power source automatic switching. A power source output end of a photovoltaic solar panel is connected with a first input end of a photovoltaic controller; a first output end of the photovoltaic controller is connected with the input end of a storage battery; the output end of the storage battery is connected with a second input end of the photovoltaic controller; a second output end of the photovoltaic controller is connected with the input end of an inverter; the output end of the inverter is connected in series with a photosensitive switch K1, and after that, the output end of the inverter and the photosensitive switch K1 are connected with a street lamp L1; the input end of a solid state relay is connected with 220V alternating current mains supply; the output end of the solid state relay is connected with a wire entering end of the photosensitive switch K1; and a sampling control end of the solid state relay is connected with the second output end of the photovoltaic controller. The solar street lamp double-power source automatic switching circuit of the utility model is applicable to the solar street lamp field.
Description
Technical field
The utility model solar street light double supply automatic switch-over circuit, belongs to solar street light technical field.
Background technology
Solar street light is taking sunlight as the energy, daytime, solar panel charged a battery, evening, storage battery used to the power supply of lamp source, without the pipe installation of complex and expensive, can adjust arbitrarily the layout of light fixture, energy-saving safe is pollution-free, therefore be widely used, but due to the problem of solar energy conversion ratio and battery capacity, most solar street light all needs to be connected with civil power, realizes duplicate supply and switches power supply, and the double-power supply switching device being used in conjunction with has a lot, but generally all more expensive, be not suitable for ordinary road and promote the use of.
Utility model content
The utility model overcomes the deficiency that prior art exists, and technical problem to be solved is: provide a kind of and can realize Dual-power automatic switching and the lower solar streetlight control circuit of cost.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: solar street light double supply automatic switch-over circuit, comprising: photovoltaic solar cell plate, photovoltaic controller, storage battery, inverter, solid-state relay, photosensitive switch K1 and street lamp L1;
The power output end of described photovoltaic solar cell plate is connected with the first input end of photovoltaic controller, the first output of described photovoltaic controller is connected with the input of storage battery, the output of described storage battery is connected with the second input of photovoltaic controller, the second output of photovoltaic controller is connected with the input of inverter, after the output serial connection photosensitive switch K1 of described inverter, is connected with street lamp L1;
The input of described solid-state relay is connected with 220V electric main, and the output of described solid-state relay is connected with the end of incoming cables of photosensitive switch K1, and the controlling of sampling end of solid-state relay is connected with the second output of photovoltaic controller.
Described storage battery has multiple.
Described street lamp L1 has multiple.
Compared with prior art, the beneficial effect the utlity model has is: the utility model can be realized the automatic switchover of solar storage battery power supply and mains supply, and can preferentially use solar storage battery power supply, reach the handoff functionality of solar street light, whole circuit structure is succinct, components and parts cost is lower, practical.
Brief description of the drawings
Below in conjunction with accompanying drawing, the utility model is described in more detail:
Fig. 1 is electrical block diagram of the present utility model;
In figure: 1 is that photovoltaic solar cell plate, 2 is that photovoltaic controller, 3 is that storage battery, 4 is that inverter, 5 is solid-state relay.
Embodiment
As shown in Figure 1, the utility model solar street light double supply automatic switch-over circuit, comprising: photovoltaic solar cell plate 1, photovoltaic controller 2, storage battery 3, inverter 4, solid-state relay 5, photosensitive switch K1 and street lamp L1.
The power output end of described photovoltaic solar cell plate 1 is connected with the first input end of photovoltaic controller 2, the first output of described photovoltaic controller 2 is connected with the input of storage battery 3, the output of described storage battery 3 is connected with the second input of photovoltaic controller 2, the second output of photovoltaic controller 2 is connected with the input of inverter 4, after the output serial connection photosensitive switch K1 of described inverter 4, is connected with street lamp L1.
The input of described solid-state relay 5 is connected with 220V electric main, and the output of described solid-state relay 5 is connected with the end of incoming cables of photosensitive switch K1, and the controlling of sampling end of solid-state relay 5 is connected with the second output of photovoltaic controller 2.
In the time that the power supply of the second output output of above-mentioned photovoltaic controller 2 is normal, the controlling of sampling end of solid-state relay 5 sends a signal to solid-state relay 5, solid-state relay 5 is opened, cut off 220V electric main, now storage battery 3 is to street lamp power supply, road lamp power supply, the power supply of exporting when the second output of photovoltaic controller 2 dies down, while being less than certain certain value, the controlling of sampling end of solid-state relay 5 sends a signal to solid-state relay 5, solid-state relay 5 closures, connect 220V electric main, now 220V electric main is street lamp power supply, road lamp power supply, realizes the automatic switchover of power supply.
Described storage battery 3 has multiple, and described street lamp L1 also can have multiple, reaches the function of the street lamp in a section of a set of equipment entirety control.
Claims (3)
1. solar street light double supply automatic switch-over circuit, is characterized in that: comprising: photovoltaic solar cell plate (1), photovoltaic controller (2), storage battery (3), inverter (4), solid-state relay (5), photosensitive switch K1 and street lamp L1;
The power output end of described photovoltaic solar cell plate (1) is connected with the first input end of photovoltaic controller (2), the first output of described photovoltaic controller (2) is connected with the input of storage battery (3), the output of described storage battery (3) is connected with the second input of photovoltaic controller (2), the second output of photovoltaic controller (2) is connected with the input of inverter (4), after the output serial connection photosensitive switch K1 of described inverter (4), is connected with street lamp L1;
The input of described solid-state relay (5) is connected with 220V electric main, the output of described solid-state relay (5) is connected with the end of incoming cables of photosensitive switch K1, and the controlling of sampling end of solid-state relay (5) is connected with the second output of photovoltaic controller (2).
2. solar street light double supply automatic switch-over circuit according to claim 1, is characterized in that: described storage battery (3) has multiple.
3. solar street light double supply automatic switch-over circuit according to claim 1, is characterized in that: described street lamp L1 has multiple.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320873489.4U CN203661372U (en) | 2013-12-28 | 2013-12-28 | Solar street lamp double-power source automatic switching circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320873489.4U CN203661372U (en) | 2013-12-28 | 2013-12-28 | Solar street lamp double-power source automatic switching circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203661372U true CN203661372U (en) | 2014-06-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320873489.4U Expired - Fee Related CN203661372U (en) | 2013-12-28 | 2013-12-28 | Solar street lamp double-power source automatic switching circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203661372U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106195890A (en) * | 2016-07-18 | 2016-12-07 | 安徽状元郎电子科技有限公司 | A kind of can be with an automatic light meter solar street light |
| CN109819566A (en) * | 2019-03-21 | 2019-05-28 | 贵州赤天化纸业股份有限公司 | A kind of paper mill lighting control circuit structure |
-
2013
- 2013-12-28 CN CN201320873489.4U patent/CN203661372U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106195890A (en) * | 2016-07-18 | 2016-12-07 | 安徽状元郎电子科技有限公司 | A kind of can be with an automatic light meter solar street light |
| CN109819566A (en) * | 2019-03-21 | 2019-05-28 | 贵州赤天化纸业股份有限公司 | A kind of paper mill lighting control circuit structure |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140618 Termination date: 20171228 |