CN209325629U - A kind of solar street light - Google Patents
A kind of solar street light Download PDFInfo
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- CN209325629U CN209325629U CN201822223779.XU CN201822223779U CN209325629U CN 209325629 U CN209325629 U CN 209325629U CN 201822223779 U CN201822223779 U CN 201822223779U CN 209325629 U CN209325629 U CN 209325629U
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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
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
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Abstract
The utility model discloses a kind of solar street lights, it is related to street lamp field, it solves the problems, such as when battery remaining capacity deficiency to be for a long time night road lighting for current street lamp, its key points of the technical solution are that: including the circuit board being set at the battery, the both ends for being coupled to the battery are welded on the circuit board to receive the output voltage of battery and export the comparing unit of comparison signal, comparing unit is coupled to for providing the reference cell of reference voltage to comparing unit, comparing unit is coupled to receive comparison signal and export the control unit of control signal, control unit is coupled to receive control signal and reduce the adjusting unit of street lamp place branch current in response to control signal；A kind of solar street light of the utility model reduces the current operating power of street lamp when battery remaining capacity deficiency to improve the lighting hours of street lamp.
Description
Technical field
The utility model relates to street lamp field, in particular to a kind of solar street light.
Background technique
Street lamp refers to the lamps and lanterns illuminated for road and its affiliated facility.Street lamp is for improving vehicle at night traveling and row
The safety of people's walking, prevents traffic accident.Rationally setting street lamp can improve transportation condition, reduce driving fatigue, mention
High road passage capability, effectively reduces traffic accident.
The solar energy that solar panel daytime absorbs is stored in battery, is street lamp power supply, road lamp power supply by battery, but when chance
To under rainy days on daytime or the insufficient situation of illuminance, the electric energy that solar energy generates is relatively smaller, so that battery remaining capacity
It is not enough to the road lighting for a long time for current street lamp for night, therefore has improved space.
Utility model content
The purpose of the utility model is to provide a kind of solar street lights, when battery remaining capacity deficiency, reduce street lamp
Current operating power is to improve the lighting hours of street lamp.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of solar street light including solar panel, the battery that is coupled to the solar panel, is coupled to
The street lamp of the battery further includes the circuit board at the battery, is welded with described in being coupled on the circuit board
The both ends of battery are to receive the output voltage of battery and export the comparing unit of comparison signal, be coupled to comparing unit and be used for
The reference cell of reference voltage is provided to comparing unit, is coupled to comparing unit to receive comparison signal and export control signal
Control unit is coupled to control unit to receive control signal and reduce street lamp place branch current in response to control signal
Adjust unit；
When the output voltage of battery is less than the reference voltage of reference cell, then branch current size where street lamp reduces；
Conversely, branch current size where the street lamp is constant.
By using above-mentioned technical proposal, battery is during for street lamp power supply, road lamp power supply, when not enough power supply, output
Voltage value gradually decreases, and when the voltage by comparing unit is lower than the reference voltage that reference cell provides, comparing unit is led
Lead to and export comparison signal, adjusts unit and receive control signal and in response to control signal to reduce street lamp place branch current
Size, and then the operating power of current street lamp is reduced, by reducing the brightness of street lamp to improve the lighting hours of street lamp；
By comparing the output voltage of battery and reference voltage to learn accumulator electric-quantity deficiency, mode is simple,
It is easy to implement；
The setting of circuit board at battery, convenient for comparing unit, reference cell, adjusting unit are integrated on circuit board,
To ensure comparing unit, reference cell, adjust unit installation concentration, stable, pass through the route shortened between each circuit unit
To improve the safety coefficient of each circuit unit.
The utility model is further arranged to: described control unit includes:
Trigger circuit is coupled to comparing unit to receive comparison signal and export trigger signal；
Control circuit is coupled to trigger circuit to receive trigger signal and export control signal.
It will be connected at once by using above-mentioned technical proposal when trigger circuit receives the comparison signal of high level,
It is fast that speed is connected, while cooperating the setting of control circuit, adjusting unit will be directly controlled, it is high-efficient.
The utility model is further arranged to: the control circuit is electromagnetic relay；Described control unit further include:
Circuit is protected, is coupled to the both ends of electromagnetic relay and for protecting electromagnetic relay.
By using above-mentioned technical proposal, electromagnetic relay belongs to low current work, and safety coefficient is high；Electromagnetic relay
The inverse electromotive force of very big voltage can be generated when power is off, and protection circuit is protected as afterflow and used, and electromagnetic relay line is absorbed
The self induction voltage of circle protects electromagnetic relay, practical.
When the low battery of battery, Alarm Unit is alerted at the first time, is taken measures convenient for staff,
The problem of preventing battery overdischarge from reducing service lifetime of accumulator.
The utility model is further arranged to: further include:
Remote transmission unit is coupled to control unit to receive control signal and export remote transmission signal；
Alarm Unit；Remote transmission unit is coupled to receive remote transmission signal and in response to remote transmission signal with reality
Existing remote alarm.
By using above-mentioned technical proposal, the setting of remote transmission unit, Alarm Unit, accumulator electric-quantity deficiency is right immediately
Remote staff carries out remote indication, understands accumulator capacity at any time convenient for remote staff to take in time
Related measure.
The utility model is further arranged to: the remote transmission unit includes:
Radio transmitter is coupled to control unit to receive control signal and export wireless transmission signal；
Wireless receiving circuit is coupled to radio transmitter to receive wireless transmission signal and export remote transmission signal.
By using above-mentioned technical proposal, the setting of radio transmitter cooperates the use of wireless receiving circuit, realizes
The transmission of remote signal.
The utility model is further arranged to: the Alarm Unit is short message alarm set.
By using above-mentioned technical proposal, the setting of short message alarm set, realization mentions remote staff
It wakes up, and can accomplish to remind at any time.
The utility model is further arranged to: the reference cell is also coupled to the adjustment for adjusting reference voltage size
Unit.
By using above-mentioned technical proposal, the setting of adjustment unit is adjusted the size of reference voltage, from
And adapt to different concrete conditions, flexibility ratio is high when use, and adjust it is convenient, it is practical.
In conclusion the utility model has the following beneficial effects: reducing street lamp when battery remaining capacity deficiency and working as
Preceding operating power is to improve the lighting hours of street lamp.
Detailed description of the invention
Fig. 1 is the schematic diagram of street lamp, battery, solar panel in the utility model solar street light；
Fig. 2 is the circuit diagram of comparing unit in the utility model solar street light, control unit；
Fig. 3 is the circuit diagram of the utility model solar street light medium-long range transmission unit；
Fig. 4 is the circuit diagram of Alarm Unit in the utility model solar street light.
In figure: 1, solar panel；2, battery；3, street lamp；4, comparing unit；5, reference cell；6, control unit；
601, trigger circuit；602, control circuit；603, circuit is protected；7, unit is adjusted；8, remote transmission unit；801, wireless transmission
Circuit；802, wireless receiving circuit；9, Alarm Unit；10, adjustment unit.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing 1-4.
As shown in Figure 1, a kind of solar street light 3 disclosed in the present embodiment, including solar panel 1, it is coupled to the sun
The battery 2 of energy solar panel 1, the street lamp 3 for being coupled to battery 2.
Solar street light 3 further includes the circuit board at battery 2, is welded on circuit board and is coupled to battery 2
Both ends with receive the output voltage of battery 2 and export the comparing unit 4 of comparison signal, be coupled to comparing unit 4 for than
The reference cell 5 of reference voltage is provided compared with unit 4, is coupled to comparing unit 4 to receive comparison signal and export control signal
Control unit 6 is coupled to control unit 6 to receive control signal and reduce by 3 place branch electricity of street lamp in response to control signal
The adjusting unit 7 of stream, be coupled to control unit 6 with receive control signal and export remote transmission signal remote transmission unit 8,
Remote transmission unit 8 is coupled to receive remote transmission signal and realize the alarm of remote alarm in response to remote transmission signal
Unit 9.Wherein reference cell 5 is also coupled to the adjustment unit 10 for adjusting reference voltage size.
As shown in Fig. 2, comparing unit 4 is coupled to the both ends of battery 2, comparing unit 4 is comparator N1 and model
LM393, reference cell 5 are resistance R2, and adjustment unit 10 is slide rheostat RP1.
The anode of the inverting input terminal of comparator N1 and battery 2 is connect, the non-inverting input terminal of comparator N1 respectively with electricity
The control terminal connection of one end of R2, one end of slide rheostat RP1, slide rheostat RP1 is hindered, slide rheostat RP1's is another
End is connect with power supply VCC, and the other end of resistance R2 is connect with ground GND.
When the voltage value that battery 2 exports is greater than reference voltage value, comparator N1 exports low level signal；Work as electric power storage
When the voltage value that pond 2 exports is less than reference voltage value, comparator N1 exports the signal of high level.
As shown in Fig. 2, control unit 6 includes trigger circuit 601, protection circuit 603, control circuit 602.Trigger circuit
601 include triode Q1, resistance R4, and triode Q1 is the triode and model 2SC3998 of NPN type, and control circuit 602 is
Electromagnetic relay K1, protection circuit 603 are diode D1, and wherein the conduction threshold of triode Q1 is 0.7V.
One end of resistance R4 is connect with the output end of comparator N1, and the other end of resistance R4 and the base stage of triode Q1 connect
It connects, the emitter of triode Q1 is connect with ground GND.One end of electromagnetic relay K1 respectively with the collector of triode Q1, two poles
The anode of pipe D1 connects, and the other end of electromagnetic relay K1 is connect with the cathode of power supply VCC, diode D1 respectively.
As shown in Fig. 2, adjusting unit 7 includes resistance R1.One end of electromagnetic relay normally-closed contact K1-1 respectively with power supply
One end connection of VCC, resistance R1, the other end of electromagnetic relay normally-closed contact K1-1 are another with the anode of street lamp 3, resistance R1 respectively
The cathode of one end connection, street lamp 3 is connect with ground GND.
When triode Q1 receives the signal of high level, triode Q1 conducting, electromagnetic relay K1 obtains electric, electromagnetism relay
Device normally-closed contact K1-1 is disconnected, and the electric current of 3 place branch of street lamp reduces, and then the power reduction that street lamp 3 is current；As triode Q1
When receiving low level signal, triode Q1 is not turned on, while electromagnetic relay K1 must not be electric, electromagnetic relay normally-closed contact
K1-1 is remained closed, and the current power of street lamp 3 is constant.Since the voltage of solar street light is generally 12V, only needed in the present embodiment
So that resistance R1 resistance value is greater than electromagnetic relay normally-closed contact K1-1 resistance value, wherein electromagnetic relay normally-closed contact K1-1
Resistance value is smaller negligible, therefore resistance R1 value is 1 Ω, and the resistance value for both having met resistance R1 is greater than the normally closed touching of electromagnetic relay
Point K1-1 resistance value makes power consumed by resistance R1 relatively small again simultaneously.
As shown in Figure 3, Figure 4, remote transmission unit 8 includes the radio transmitter 801 of output wireless transmission signal, coupling
In radio transmitter 801 to receive wireless transmission signal and export the wireless receiving circuit 802 of remote transmission signal.Alarm is single
Member 9 is short message prompter, wherein short message prompter namely intelligent SMS alarm controller and model GRM200.
Radio transmitter 801 is wireless transmitter, and model FST-4, data terminal DATA are connected to electromagnetism relay
The other end of device K1 normally opened contact K1-2, electromagnetic relay K1 normally opened contact K1-2 are connect with power supply VCC；Wireless transmitter power supply
End Vcc is connected to power supply VCC, and ground terminal GND is connected to ground terminal GND, and output end Y is connected with antenna ANT1.Wireless receiving circuit
8022052 be wireless receiver, and wireless receiver is used to receive the wireless transmission signal of wireless transmitter, model CZS-3,
Its receiving end end Y is connected with antenna ANT2, and power end Vcc is connected to power supply VCC, and ground terminal GND is connected to ground terminal GND, data
The positive terminal of one end and short message prompter for holding DATA connects, and the negative pole end of short message prompter is connect with ground GND.
Electromagnetic relay K1 obtains electric, electromagnetic relay K1 normally opened contact K1-2 closure, short message prompter work；Electromagnetism relay
Device K1 must not be electric, and electromagnetic relay K1 normally opened contact K1-2 is remained open, and short message prompter does not work.
The course of work:
1, when the output voltage of battery 2 is greater than the reference voltage value in reference cell 5, comparator N1 exports low level
Signal, triode Q1 is not turned on, electromagnetic relay K1 must not electricity, electromagnetic relay K1 normally-closed contact K1-1 remains closed, road
The current power of lamp 3 is constant, and electromagnetic relay K1 normally opened contact K1-2 is still disconnected, and short message prompter does not work；
2, when the output voltage of battery 2 is less than the reference voltage value in reference cell 5, comparator N1 exports high level
Signal, triode Q1 conducting, electromagnetic relay K1 obtain electric, electromagnetic relay K1 normally-closed contact K1-1 disconnection, the current function of street lamp 3
Rate reduces, electromagnetic relay K1 normally opened contact K1-2 closure, short message prompter work.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (7)
1. a kind of solar street light, including solar panel (1), it is coupled to the battery of the solar panel (1)
(2), it is coupled to the street lamp (3) of the battery (2), it is characterized in that: further include the circuit board at the battery (2),
The both ends for being coupled to the battery (2) are welded on the circuit board to receive the output voltage of battery (2) and export ratio
Compared with signal comparing unit (4), be coupled to comparing unit (4) for comparing unit (4) provide reference voltage reference cell
(5), be coupled to comparing unit (4) with receive comparison signal and export control signal control unit (6), be coupled to control unit
(6) to receive control signal and reduce the adjusting unit (7) of street lamp (3) place branch current in response to control signal；
When the output voltage of battery (2) is less than the reference voltage of reference cell (5), then branch current size where street lamp (3)
It reduces；Conversely, branch current size where the street lamp (3) is constant.
2. a kind of solar street light according to claim 1, it is characterized in that: described control unit (6) includes:
Trigger circuit (601) is coupled to comparing unit (4) to receive comparison signal and export trigger signal；
Control circuit (602) is coupled to trigger circuit (601) to receive trigger signal and export control signal.
3. a kind of solar street light according to claim 2, it is characterized in that: the control circuit (602) is electromagnetism relay
Device；Described control unit (6) further include:
It protects circuit (603), is coupled to the both ends of electromagnetic relay and for protecting electromagnetic relay.
4. a kind of solar street light according to claim 1, it is characterized in that: further include:
Remote transmission unit (8) is coupled to control unit (6) to receive control signal and export remote transmission signal；
Alarm Unit (9)；Be coupled to remote transmission unit (8) with receive remote transmission signal and in response to remote transmission signal with
Realize remote alarm.
5. a kind of solar street light according to claim 4, it is characterized in that: the remote transmission unit (8) includes:
Radio transmitter (801) is coupled to control unit (6) to receive control signal and export wireless transmission signal；
Wireless receiving circuit (802) is coupled to radio transmitter (801) to receive wireless transmission signal and export remote transmission
Signal.
6. a kind of solar street light according to claim 4, it is characterized in that: the Alarm Unit (9) is that short message reminds dress
It sets.
7. a kind of solar street light according to claim 1, it is characterized in that: the reference cell (5) has been also coupled to be used for
Adjust the adjustment unit (10) of reference voltage size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822223779.XU CN209325629U (en) | 2018-12-27 | 2018-12-27 | A kind of solar street light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822223779.XU CN209325629U (en) | 2018-12-27 | 2018-12-27 | A kind of solar street light |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209325629U true CN209325629U (en) | 2019-08-30 |
Family
ID=67729418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822223779.XU Active CN209325629U (en) | 2018-12-27 | 2018-12-27 | A kind of solar street light |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209325629U (en) |
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2018
- 2018-12-27 CN CN201822223779.XU patent/CN209325629U/en active Active
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