CN215419701U - Solar street lamp centralized control system - Google Patents

Solar street lamp centralized control system Download PDF

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Publication number
CN215419701U
CN215419701U CN202121287454.3U CN202121287454U CN215419701U CN 215419701 U CN215419701 U CN 215419701U CN 202121287454 U CN202121287454 U CN 202121287454U CN 215419701 U CN215419701 U CN 215419701U
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China
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module
diode
power supply
street lamp
switch
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CN202121287454.3U
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周萍萍
肖玉娟
陈彦
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Shandong Yichang Lighting Technology Co ltd
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Shandong Yichang Lighting Technology Co ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/70Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/72Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting

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  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The utility model discloses a solar street lamp centralized control system, which relates to the field of street lamps and comprises the following components: the solar power supply module is used for converting solar energy into direct-current voltage to supply power to the lithium battery power supply module; the lithium battery power supply module is used for supplying power to the street lamp working module as a first power supply when the voltage of the lithium battery is higher than a threshold value; when the voltage of the lithium battery is lower than the threshold value, stopping supplying power to the street lamp working module; the switch control module is used for selecting the first power supply or the second power supply to supply power to the street lamp working module; compared with the prior art, the utility model has the beneficial effects that: this scheme supplies power as first power through solar energy for the street lamp, considers long-term overcast and rainy day situation simultaneously, regards mains supply as the second power, has guaranteed under the not enough situation of first power supply, continues to supply power for the street lamp, when effectual utilized solar energy, prevents that solar energy from as the not enough situation of power supply electric energy.

Description

Solar street lamp centralized control system
Technical Field
The utility model relates to the field of street lamps, in particular to a solar street lamp centralized control system.
Background
Street lamps refer to lamps providing a road with an illumination function, and generally to lamps in a road illumination range in traffic illumination. Street lamps are widely used in various places requiring illumination.
At present, solar street lamps exist in the market, but the power supply of the solar street lamps is not stable enough, and when rainy days appear in continuous days, the electric energy stored by a solar battery is insufficient, so that the street lamps can not be lighted any more under the dark condition, and improvement is needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a solar street lamp centralized control system to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
a solar street light centralized control system, comprising:
the commercial power supply module is used for providing alternating-current voltage;
the voltage reduction rectification filter module is used for converting the alternating voltage into low-voltage direct voltage and supplying power to the street lamp working module as a second power supply;
the solar power supply module is used for converting solar energy into direct-current voltage to supply power to the lithium battery power supply module;
the lithium battery power supply module is used for supplying power to the street lamp working module as a first power supply when the voltage of the lithium battery is higher than a threshold value; when the voltage of the lithium battery is lower than the threshold value, stopping supplying power to the street lamp working module;
the switch control module is used for selecting the first power supply or the second power supply to supply power to the street lamp working module;
the street lamp working module is used for illuminating the road surface;
the output end of the mains supply module is connected with the input end of the voltage-reducing rectifying and filtering module, the output end of the voltage-reducing rectifying and filtering module is connected with the second input end of the switch control module, the output end of the solar power supply module is connected with the input end of the lithium battery power supply module, the output end of the lithium battery power supply module is connected with the first input end of the switch control module, and the output end of the switch control module is connected with the input end of the street lamp working module.
As a still further scheme of the utility model: the voltage reduction rectification filter module comprises a transformer W, a diode D1, a diode D2, a diode D3, a diode D4, a capacitor C1, an inductor L1 and a resistor R1, wherein the input end of the transformer W is connected with the output end of the mains supply module, one end of the output end of the transformer W is connected with the anode of the diode D1 and the cathode of the diode D3, the other end of the output end of the transformer W is connected with the anode of a diode D2 and the cathode of the diode D4, the cathode of the diode D1 is connected with the cathode of the diode D2, the capacitor C1 and the inductor L1, the anode of the diode D3 is connected with the anode of the diode D4, the other end of the capacitor C1 and the resistor R1, and the other end of the resistor 539R 1 is connected with the other end of the inductor L1 and the second input end of the switch control module.
As a still further scheme of the utility model: the solar power module comprises a battery E1, a resistor R3, a capacitor C2 and a diode D5, wherein the anode of the battery E1 is connected with the resistor R3, the cathode of the battery E1 is connected with the capacitor C2, the other end of the resistor R3 is connected with the other end of the capacitor C2 and the anode of the diode D5, and the cathode of the diode D5 is connected with the input end of the lithium battery power module.
As a still further scheme of the utility model: the lithium battery power supply module comprises a battery E2, a resistor R4, a capacitor C3, an integrated circuit U1 and a relay J2, wherein the positive electrode of the battery E2 is connected with the input end of the solar power supply module, the resistor R4 and the first input end of the switch control module, the negative electrode of the battery E2 is connected with the capacitor C3 and the No. 6 pin of the integrated circuit U1, the other end of the resistor R4 is connected with the other end of the capacitor C3 and the No. 5 pin of the integrated circuit U1, the No. 3 pin of the integrated circuit U1 is connected with the relay J2, and the other end of the relay J2 is grounded.
As a still further scheme of the utility model: the switch control module comprises a switch S1, a resistor R2, a MOS transistor V1, a switch S2A, a switch S2B, a diode D7 and a diode D6, wherein one end of the switch S1 is connected with the input end of the buck rectifier filter module, the other end of the switch S1 is connected with a resistor R2, the other end of the resistor R2 is connected with the S pole of a triode V1, the D pole of the triode V1 is connected with the anode of a diode D6, the cathode of the diode D6 is connected with the cathode of a diode D7 and the input end of the street lamp working module, the G pole of the triode V1 is connected with the switch S2A, the other end of the switch S2A is connected with a switch S2B and the output end of the lithium battery power supply module, and the other end of the switch S2B is connected with the anode of the diode D7.
Compared with the prior art, the utility model has the beneficial effects that: this scheme supplies power as first power through solar energy for the street lamp, considers long-term overcast and rainy day situation simultaneously, regards mains supply as the second power, has guaranteed under the not enough situation of first power supply, continues to supply power for the street lamp, when effectual utilized solar energy, prevents that solar energy from as the not enough situation of power supply electric energy.
Drawings
Fig. 1 is a schematic diagram of a centralized control system of a solar street lamp.
Fig. 2 is a circuit diagram of a solar street lamp centralized control system.
Fig. 3 is a pin diagram of the lithium battery protection plate DW 01.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to fig. 1, a centralized control system for solar street lamps includes:
the commercial power supply module is used for providing alternating-current voltage;
the voltage reduction rectification filter module is used for converting the alternating voltage into low-voltage direct voltage and supplying power to the street lamp working module as a second power supply;
the solar power supply module is used for converting solar energy into direct-current voltage to supply power to the lithium battery power supply module;
the lithium battery power supply module is used for supplying power to the street lamp working module as a first power supply when the voltage of the lithium battery is higher than a threshold value; when the voltage of the lithium battery is lower than the threshold value, stopping supplying power to the street lamp working module;
the switch control module is used for selecting the first power supply or the second power supply to supply power to the street lamp working module;
the street lamp working module is used for illuminating the road surface;
the output end of the mains supply module is connected with the input end of the voltage-reducing rectifying and filtering module, the output end of the voltage-reducing rectifying and filtering module is connected with the second input end of the switch control module, the output end of the solar power supply module is connected with the input end of the lithium battery power supply module, the output end of the lithium battery power supply module is connected with the first input end of the switch control module, and the output end of the switch control module is connected with the input end of the street lamp working module.
In this embodiment: referring to fig. 2, the buck rectifying and filtering module includes a transformer W, a diode D1, a diode D2, a diode D3, a diode D4, a capacitor C1, an inductor L1, and a resistor R1, an input end of the transformer W is connected to an output end of the utility power module, one end of the output end of the transformer W is connected to an anode of the diode D1 and a cathode of the diode D3, the other end of the output end of the transformer W is connected to an anode of the diode D2 and a cathode of the diode D4, a cathode of the diode D1 is connected to a cathode of the diode D2, the capacitor C1 and the inductor L1, an anode of the diode D3 is connected to an anode of the diode D4, the other end of the capacitor C1 and the resistor R1, and the other end of the resistor R1 is connected to the other end of the inductor L1 and a second input end of the switch control module.
The transformer W converts 220V alternating current into low-voltage alternating current, the diode D1, the diode D2, the diode D3 and the diode D4 form a bridge rectifier circuit, the alternating current is converted into direct current, the capacitor C1, the inductor L1 and the resistor R1 form a filter, and unstable direct current is converted into stable direct current.
In this embodiment: referring to fig. 2, the solar power module includes a battery E1, a resistor R3, a capacitor C2, and a diode D5, wherein an anode of the battery E1 is connected to the resistor R3, a cathode of the battery E1 is connected to the capacitor C2, another end of the resistor R3 is connected to another end of the capacitor C2 and an anode of the diode D5, and a cathode of the diode D5 is connected to an input terminal of the lithium battery power module.
The battery E1 is a solar battery, the solar battery E1 converts solar energy into electric energy, the electric energy is filtered by a resistor R3 and a capacitor C2, and the battery E2 is powered by a diode D5 (used for preventing the battery E2 from inputting voltage in the reverse direction).
In this embodiment: referring to fig. 2 and 3, the lithium battery power module includes a battery E2, a resistor R4, a capacitor C3, an integrated circuit U1, and a relay J2, wherein a positive electrode of the battery E2 is connected to an input terminal of the solar power module, the resistor R4, and a first input terminal of the switch control module, a negative electrode of the battery E2 is connected to the capacitor C3 and a pin No. 6 of the integrated circuit U1, another end of the resistor R4 is connected to another end of the capacitor C3 and a pin No. 5 of the integrated circuit U1, a pin No. 3 of the integrated circuit U1 is connected to the relay J2, and another end of the relay J2 is grounded.
The battery E2 is a lithium battery, the signal of the integrated circuit U1 is DW01, when the voltage of the battery E2 is higher than a threshold value, the pin 3 of the integrated circuit U1 outputs a high level, when the voltage of the battery E2 is lower than the threshold value, the pin 3 of the integrated circuit U2 outputs a low level, when the relay J2 works, the switch S2A and the switch S2B are closed, and when the relay J2 does not work, the switch S2A and the switch S2B pop open.
In this embodiment: referring to fig. 2, the switch control module includes a switch S1, a resistor R2, a MOS transistor V1, a switch S2A, a switch S2B, a diode D7, and a diode D6, one end of the switch S1 is connected to the input terminal of the buck rectifier filter module, the other end of the switch S1 is connected to the resistor R2, the other end of the resistor R2 is connected to the S pole of the transistor V1, the D pole of the transistor V1 is connected to the anode of the diode D6, the cathode of the diode D6 is connected to the cathode of the diode D7 and the input terminal of the street lamp operating module, the G pole of the transistor V1 is connected to the switch S2A, the other end of the switch S2A is connected to the switch S2B and the output terminal of the lithium battery power module, and the other end of the switch S2B is connected to the anode of the diode D7.
The MOS tube V1 is a PMOS tube, a first power supply supplies power, when the voltage of the battery E2 is higher than a threshold value, and the relay J2 works, the switch S2A and the switch S2B are closed, the absolute value of the difference between the voltage of the G pole of the MOS tube V1 and the voltage of the S pole is small, the MOS tube V1 is not conducted, and the battery E2 serves as the first power supply and supplies power to the street lamp working module through the switch S2B-the diode D7;
when the voltage of the battery E2 is lower than the threshold value, the relay J2 does not work, the switch S2A and the switch S2B are bounced off, the battery E1 stops supplying power, at the moment, a negative voltage difference exists between the G pole and the S pole of the MOS tube V1, the difference value is large, the MOS tube V1 is conducted, 220V alternating current is subjected to voltage reduction, rectification and filtering, and the power is supplied to the street lamp working module through the MOS tube V2 and the diode D6;
the street lamp working module can comprise a light induction circuit, a power switch for controlling the street lamp to work is controlled through a phototriode, different voltage is output according to the phototriode, when the output power reaches a threshold value, the circuit is conducted, and the street lamp emits light.
The working principle of the utility model is as follows: the solar battery E1 converts solar energy into electric energy to charge the battery E2, when the voltage of the battery E2 reaches a threshold value, the battery E2 serves as a first power supply to supply power to the street lamp working module, when the voltage of the battery E2 does not reach the threshold value, the switch S2A and the switch S2B are flicked, a power supply circuit of the battery E2 is cut off, at the moment, the first power supply supplies power, 220V alternating current is subjected to voltage reduction, rectification and filtering and then supplies power to the street lamp working module through the MOS tube V1 and the diode D6, the two power supplies ensure that the street lamp working module is not in a power supply deficiency state, and meanwhile, the solar energy is effectively utilized.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. The utility model provides a solar street lamp centralized control system which characterized in that:
this solar street lamp centralized control system includes:
the commercial power supply module is used for providing alternating-current voltage;
the voltage reduction rectification filter module is used for converting the alternating voltage into low-voltage direct voltage and supplying power to the street lamp working module as a second power supply;
the solar power supply module is used for converting solar energy into direct-current voltage to supply power to the lithium battery power supply module;
the lithium battery power supply module is used for supplying power to the street lamp working module as a first power supply when the voltage of the lithium battery is higher than a threshold value; when the voltage of the lithium battery is lower than the threshold value, stopping supplying power to the street lamp working module;
the switch control module is used for selecting the first power supply or the second power supply to supply power to the street lamp working module;
the street lamp working module is used for illuminating the road surface;
the output end of the mains supply module is connected with the input end of the voltage-reducing rectifying and filtering module, the output end of the voltage-reducing rectifying and filtering module is connected with the second input end of the switch control module, the output end of the solar power supply module is connected with the input end of the lithium battery power supply module, the output end of the lithium battery power supply module is connected with the first input end of the switch control module, and the output end of the switch control module is connected with the input end of the street lamp working module.
2. The solar street lamp centralized control system according to claim 1, wherein the buck rectifying and filtering module comprises a transformer W, a diode D1, a diode D2, a diode D3, a diode D4, a capacitor C1, an inductor L1 and a resistor R1, an input end of the transformer W is connected with an output end of the mains supply module, one end of an output end of the transformer W is connected with an anode of the diode D1 and a cathode of the diode D3, the other end of the output end of the transformer W is connected with an anode of the diode D2 and a cathode of the diode D4, a cathode of the diode D1 is connected with a cathode of the diode D2, the capacitor C1 and the inductor L1, an anode of the diode D3 is connected with an anode of the diode D4, the other end of the capacitor C1 and a resistor R1, and the other end of the resistor R1 is connected with the other end of the inductor L1 and a second input end of the switch control module.
3. The centralized control system of solar street lamps as claimed in claim 1, wherein the solar power module comprises a battery E1, a resistor R3, a capacitor C2 and a diode D5, the anode of the battery E1 is connected with a resistor R3, the cathode of the battery E1 is connected with a capacitor C2, the other end of the resistor R3 is connected with the other end of a capacitor C2 and the anode of the diode D5, and the cathode of the diode D5 is connected with the input end of the lithium battery power module.
4. The solar street lamp centralized control system according to claim 1, wherein the lithium battery power supply module comprises a battery E2, a resistor R4, a capacitor C3, an integrated circuit U1 and a relay J2, wherein the positive pole of the battery E2 is connected with the input end of the solar power supply module, a resistor R4 and a first input end of the switch control module, the negative pole of the battery E2 is connected with the capacitor C3 and a pin No. 6 of the integrated circuit U1, the other end of the resistor R4 is connected with the other end of the capacitor C3 and a pin No. 5 of the integrated circuit U1, a pin No. 3 of the integrated circuit U1 is connected with the relay J2, and the other end of the relay J2 is grounded.
5. The centralized control system of solar street lamps according to claim 4, wherein the switch control module comprises a switch S1, a resistor R2, a MOS transistor V1, a switch S2A, a switch S2B, a diode D7 and a diode D6, one end of the switch S1 is connected with the input end of the buck rectifier filter module, the other end of the switch S1 is connected with a resistor R2, the other end of the resistor R2 is connected with the S pole of a triode V1, the D pole of the triode V1 is connected with the anode of a diode D6, the cathode of the diode D6 is connected with the cathode of the diode D7 and the input end of the street lamp working module, the G pole of the triode V1 is connected with the switch S2A, the other end of the switch S2A is connected with the switch S2B and the output end of the lithium battery power supply module, and the other end of the switch S2B is connected with the anode of the diode D7.
CN202121287454.3U 2021-06-09 2021-06-09 Solar street lamp centralized control system Active CN215419701U (en)

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Application Number Priority Date Filing Date Title
CN202121287454.3U CN215419701U (en) 2021-06-09 2021-06-09 Solar street lamp centralized control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121287454.3U CN215419701U (en) 2021-06-09 2021-06-09 Solar street lamp centralized control system

Publications (1)

Publication Number Publication Date
CN215419701U true CN215419701U (en) 2022-01-04

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CN202121287454.3U Active CN215419701U (en) 2021-06-09 2021-06-09 Solar street lamp centralized control system

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CN (1) CN215419701U (en)

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