CN210035420U - Protection system of street lamp - Google Patents

Protection system of street lamp Download PDF

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Publication number
CN210035420U
CN210035420U CN201920877279.XU CN201920877279U CN210035420U CN 210035420 U CN210035420 U CN 210035420U CN 201920877279 U CN201920877279 U CN 201920877279U CN 210035420 U CN210035420 U CN 210035420U
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CN
China
Prior art keywords
circuit
led lamp
protection
control
voltage
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Expired - Fee Related
Application number
CN201920877279.XU
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Chinese (zh)
Inventor
罗大钊
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Shenzhen Ruizhanxin Electronic Co Ltd
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Shenzhen Ruizhanxin Electronic Co Ltd
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Priority to CN201920877279.XU priority Critical patent/CN210035420U/en
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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
    • Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
    • 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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  • Circuit Arrangement For Electric Light Sources In General (AREA)

Abstract

The utility model relates to a protection system of street lamp. The protection system is applied to a solar street lamp, the solar street lamp comprises a solar panel, a storage battery and an LED lamp, the protection system comprises a control circuit, a control switch, an LED lamp protection circuit and a first detection circuit, the control circuit is connected with the LED lamp through the control switch, the LED lamp protection circuit is respectively connected with the LED lamp and the control switch, and the LED lamp protection circuit is used for controlling the on-off of the control switch according to the voltage or current output by the LED lamp; the first detection circuit is respectively connected with the LED lamp and the control circuit, the first detection circuit is used for detecting the voltage and the current of the LED lamp, and the control circuit is used for judging whether the work of the LED lamp protection circuit is effective or not according to the voltage or the current detected by the first detection circuit. The LED lamp with short circuit or open circuit in the street lamp can be protected, and the service life of the LED lamp is prolonged.

Description

Protection system of street lamp
Technical Field
The utility model relates to a street lamp technical field especially relates to a protection system of street lamp.
Background
The solar street lamp has the advantages of energy conservation and environmental protection, and is widely applied to the field of street lamps. Generally, a solar street lamp comprises a solar panel, a storage battery and an LED lamp, wherein the solar panel is used for converting solar energy into electric energy, and the storage battery stores the electric energy for the LED lamp to normally work. However, the conventional solar street lamp has the problem that the LED lamp is short-circuited or open-circuited due to manufacturing and installation, and is easily burnt when connected with a storage battery.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a can prevent effectively that short circuit from appearing and open a way in the LED lamp in the street lamp, cause the protection system of the street lamp of influence to its normal work.
A protection system of a street lamp is applied to a solar street lamp, the solar street lamp comprises a solar panel, a storage battery and an LED lamp, the protection system comprises a control circuit, a control switch, an LED lamp protection circuit and a first detection circuit, the control circuit is connected with the LED lamp through the control switch, the LED lamp protection circuit is respectively connected with the LED lamp and the control switch, and the LED lamp protection circuit is used for controlling the on-off of the control switch according to the voltage or current output by the LED lamp; the first detection circuit is respectively connected with the LED lamp and the control circuit, the first detection circuit is used for detecting the voltage and the current of the LED lamp, and the control circuit is used for judging whether the protection action of the LED lamp protection circuit is effective or not according to the voltage or the current detected by the first detection circuit.
The protection system of the street lamp is applied to the solar street lamp, the solar street lamp comprises a solar panel, a storage battery and an LED lamp, the protection system comprises a control circuit, a control switch, an LED lamp protection circuit and a first detection circuit, the control circuit is connected with the LED lamp through the control switch, the LED lamp protection circuit is respectively connected with the LED lamp and the control switch, and the LED lamp protection circuit is used for controlling the on-off of the control switch according to the voltage or current output by the LED lamp; the first detection circuit is respectively connected with the LED lamp and the control circuit, the first detection circuit is used for detecting the voltage and the current of the LED lamp, and the control circuit is used for judging whether the protection action of the LED lamp protection circuit is effective or not according to the voltage or the current detected by the first detection circuit. The LED lamp with short circuit or open circuit in the street lamp can be protected, and the service life of the LED lamp is prolonged.
In one embodiment, the protection system further comprises an anti-reverse-connection protection circuit, and the anti-reverse-connection protection circuit is respectively connected with the solar cell panel and the storage battery.
In one embodiment, the protection system further comprises a switch circuit and a second detection circuit, the storage battery is connected with the LED lamp through the switch circuit, the second detection circuit is respectively connected with the storage battery and the control circuit, the second detection circuit is used for detecting the voltage of the storage battery, and the control circuit is used for controlling the on-off of the switch circuit according to the voltage detected by the second detection circuit.
In one embodiment, the protection system further includes a fault display circuit, the fault display circuit is connected to the control circuit, and the fault display circuit is configured to receive a fault signal sent by the control circuit to display a fault.
In one embodiment, the protection system further comprises an alarm circuit, the alarm circuit is connected with the control circuit, and the alarm circuit is used for receiving an alarm signal sent by the control circuit and sending an alarm prompt.
Drawings
FIG. 1 is a schematic diagram of an embodiment of a protection system;
FIG. 2 is a schematic diagram of a protection system in another embodiment;
FIG. 3 is a schematic diagram of a protection system in yet another embodiment;
fig. 4 is a schematic structural diagram of a protection system in yet another embodiment.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
Referring to fig. 1, the embodiment provides a street lamp protection system 100, which is applied to a solar street lamp 200, where the solar street lamp 200 includes a solar panel 210, a storage battery 220, and an LED lamp 230, the protection system 100 includes a control circuit 110, a control switch 120, an LED lamp protection circuit 130, and a first detection circuit 140, the control circuit 110 is connected to the LED lamp 230 through the control switch 120, the LED lamp protection circuit 130 is respectively connected to the LED lamp 230 and the control switch 120, and the LED lamp protection circuit 130 is configured to control on/off of the control switch 120 according to a voltage or a current output by the LED lamp 230; the first detection circuit 140 is connected to the LED lamp 230 and the control circuit 110, respectively, the first detection circuit 140 is used for detecting the voltage and the current of the LED lamp 230, and the control circuit 110 is used for determining whether the protection action of the LED lamp protection circuit 130 is valid according to the voltage or the current detected by the first detection circuit 140.
It should be noted that, the present embodiment provides a protection system 100 for a street lamp, where the protection system 100 is mainly applied to a solar street lamp 200, and the basic principle of the solar street lamp 200 is as follows: when the solar panel 210 is illuminated, the solar panel 210 is used for collecting solar energy, converting the solar energy into electric energy, and storing the electric energy in the storage battery 220; when there is no illumination, the battery 220 provides electric energy for the LED lamp 230, thereby achieving the purpose of energy saving.
The protection system 100 includes a control circuit 110, a control switch 120 and an LED lamp protection circuit 130, the control circuit 110 is connected to an LED lamp 230 through the control switch 120, the LED lamp protection circuit 130 is respectively connected to the LED lamp 230 and the control switch 120, and the LED lamp protection circuit 130 is configured to control on/off of the control switch 120 according to a voltage or a current output by the LED lamp 230. Specifically, the LED lamp protection circuit 130 is configured to obtain a voltage or a current output by the LED lamp 230, and determine a fault state of the LED lamp 230 according to the obtained voltage or current, where when the LED lamp is in a short circuit, a voltage value of the LED lamp 230 obtained by the LED lamp protection circuit 130 tends to 0; when the LED lamp is disconnected, the current of the LED lamp 230 acquired by the LED lamp protection circuit 130 tends to 0. When the voltage or the current of the LED lamp 230 acquired by the LED lamp protection circuit 130 tends to 0, the LED lamp protection circuit 130 turns off the control switch 120, and short-circuit or open-circuit protection is performed on the LED lamp 230. The control circuit 110 may be controlled by a single chip.
In this embodiment, the protection system 100 further includes a first detection circuit 140, the first detection circuit 140 is respectively connected to the LED lamp 230 and the control circuit 110, the first detection circuit 140 is configured to detect a voltage and a current of the LED lamp 230, and the control circuit 110 is configured to determine whether the protection action of the LED lamp protection circuit 130 is valid according to the voltage or the current detected by the first detection circuit 140. The first detection circuit 140 is configured to detect a voltage and a current of the LED lamp 230, and the control circuit 110 is configured to determine whether the current protection of the LED lamp protection circuit 130 is accurate according to the obtained voltage or current of the LED lamp 230.
Specifically, when the voltage or the current of the LED lamp 230 detected by the first detection circuit 140 does not tend to be 0, and the LED lamp protection circuit 130 controls the control switch 120 to turn off, at this time, the LED lamp protection circuit has a protection malfunction, and the control circuit 110 sends a control signal to turn off the control switch 120; when the voltage or current of the LED lamp 230 detected by the first detection circuit 140 tends to 0 and the LED lamp protection circuit 130 controls the control switch 120 to turn off, the control circuit 110 controls the control switch 120 to keep the off state at this time. Therefore, the control switch 120 can be effectively prevented from being turned off by mistake due to the misoperation of the current LED lamp protection circuit 130.
The protection system 100 of the street lamp is applied to a solar street lamp 200, the solar street lamp 200 comprises a solar panel 210, a storage battery 220 and an LED lamp 230, the protection system 100 comprises a control circuit 110, a control switch 120, an LED lamp protection circuit 130 and a first detection circuit 140, the control circuit 110 is connected with the LED lamp 230 through the control switch 120, the LED lamp protection circuit 130 is respectively connected with the LED lamp 230 and the control switch 120, and the LED lamp protection circuit 130 is used for controlling the on-off of the control switch 120 according to the voltage or current output by the LED lamp 230; the first detection circuit 140 is connected to the LED lamp 230 and the control circuit 110, respectively, the first detection circuit 140 is used for detecting the voltage and the current of the LED lamp 230, and the control circuit 110 is used for determining whether the protection action of the LED lamp protection circuit 130 is valid according to the voltage or the current detected by the first detection circuit 140. The LED lamp 230 which is easy to have short circuit or open circuit in the street lamp can be protected, and the service life of the LED lamp 230 is prolonged.
In one embodiment, referring to fig. 2, the protection system 100 further includes an anti-reverse-connection protection circuit 150, and the anti-reverse-connection protection circuit 150 is respectively connected to the solar cell panel 210 and the storage battery 220.
In this embodiment, the protection system 100 further includes an anti-reverse-connection protection circuit 150, wherein the anti-reverse-connection protection circuit 150 includes a diode, and when an operator mistakenly reverses the polarities of the battery 220 and the solar cell panel 210, the anti-reverse-connection protection circuit 150 can prevent the solar cell panel 210 from damaging the battery 220; meanwhile, when the electric quantity of the solar cell panel 210 is lower than the electric quantity of the storage battery 220, the reverse connection prevention protection circuit 150 can prevent the voltage of the storage battery 220 from flowing backward into the solar cell panel 210. Therefore, the reverse connection preventing circuit 150 is turned on only when the polarity connection of the solar cell panel 210 and the battery 220 is the same and the power of the solar cell panel 210 is higher than that of the battery 220.
In one embodiment, referring to fig. 3, the protection system 100 further includes a switch circuit 160 and a second detection circuit 170, the battery 220 is connected to the LED lamp 230 through the switch circuit 160, the second detection circuit 170 is respectively connected to the battery 220 and the control circuit 110, the second detection circuit 170 is configured to detect a voltage of the battery 220, and the control circuit 110 is configured to control the switch circuit 160 to be turned on or off according to the voltage detected by the second detection circuit 170.
In this embodiment, the protection system 100 further includes a switch circuit 160 and a second detection circuit 170, and the control circuit 110 is configured to control on/off of the switch circuit 160 according to a voltage detected by the second detection circuit 170. The over-discharge of the battery 220 can be effectively prevented.
In one embodiment, referring to fig. 4, the protection system 100 further includes a fault display circuit 180, the fault display circuit 180 is connected to the control circuit 110, and the fault display circuit 180 is configured to receive a fault signal sent by the control circuit 110 for displaying a fault.
In this embodiment, when the voltage or current of the LED lamp 230 detected by the first detection circuit 140 does not tend to be 0 and the LED lamp protection circuit 130 controls the control switch 120 to turn off, the fault signal sent by the control circuit 110 at this time displays the word "malfunction of the LED lamp protection circuit" through the fault display circuit; when the voltage of the LED lamp 230 detected by the first detection circuit 140 tends to 0 and the LED lamp protection circuit 130 controls the control switch 120 to turn off, the fault signal sent by the control circuit 110 at this time displays the word "short-circuited LED lamp" through the fault display circuit; when the current of the LED lamp 230 detected by the first detection circuit 140 tends to 0 and the LED lamp protection circuit 130 controls the control switch 120 to turn off, the control circuit 110 sends a fault signal and displays the word "LED lamp off" through the fault display circuit. Thereby reminding the operator to overhaul. Specifically, the fault display circuit 180 may use an LCD.
In one embodiment, referring to fig. 4, the protection system 100 further includes an alarm circuit 190, the alarm circuit 190 is connected to the control circuit 110, and the alarm circuit 190 is configured to receive an alarm signal sent by the control circuit 110 and send an alarm prompt.
In this embodiment, the protection system 100 further includes an alarm circuit 190, and when the control circuit 110 controls the fault display circuit 180 to display fault information, the control circuit controls to send an alarm signal to control the alarm circuit 190 to give an alarm, so as to remind an operator to perform maintenance. Specifically, the alarm circuit 190 may adopt an alarm manner such as a voice alarm, a buzzer or an LED flashing alarm.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (5)

1. A protection system of a street lamp is applied to a solar street lamp, wherein the solar street lamp comprises a solar panel, a storage battery and an LED lamp, and is characterized in that the protection system comprises a control circuit, a control switch, an LED lamp protection circuit and a first detection circuit, the control circuit is connected with the LED lamp through the control switch, the LED lamp protection circuit is respectively connected with the LED lamp and the control switch, and the LED lamp protection circuit is used for controlling the on-off of the control switch according to the voltage or current output by the LED lamp; the first detection circuit is respectively connected with the LED lamp and the control circuit, the first detection circuit is used for detecting the voltage and the current of the LED lamp, and the control circuit is used for judging whether the protection action of the LED lamp protection circuit is effective or not according to the voltage or the current detected by the first detection circuit.
2. The street lamp protection system according to claim 1, further comprising an anti-reverse-connection protection circuit, wherein the anti-reverse-connection protection circuit is respectively connected to the solar cell panel and the storage battery.
3. The protection system of the street lamp according to claim 1, further comprising a switch circuit and a second detection circuit, wherein the storage battery is connected to the LED lamp through the switch circuit, the second detection circuit is respectively connected to the storage battery and the control circuit, the second detection circuit is used for detecting the voltage of the storage battery, and the control circuit is used for controlling the on/off of the switch circuit according to the voltage detected by the second detection circuit.
4. The street lamp protection system according to claim 1, further comprising a fault display circuit, wherein the fault display circuit is connected to the control circuit, and the fault display circuit is configured to receive a fault signal sent by the control circuit and display a fault.
5. The street lamp protection system according to claim 1, further comprising an alarm circuit, wherein the alarm circuit is connected to the control circuit, and the alarm circuit is configured to receive an alarm signal sent by the control circuit and send an alarm prompt.
CN201920877279.XU 2019-06-12 2019-06-12 Protection system of street lamp Expired - Fee Related CN210035420U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920877279.XU CN210035420U (en) 2019-06-12 2019-06-12 Protection system of street lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920877279.XU CN210035420U (en) 2019-06-12 2019-06-12 Protection system of street lamp

Publications (1)

Publication Number Publication Date
CN210035420U true CN210035420U (en) 2020-02-07

Family

ID=69347791

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920877279.XU Expired - Fee Related CN210035420U (en) 2019-06-12 2019-06-12 Protection system of street lamp

Country Status (1)

Country Link
CN (1) CN210035420U (en)

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Granted publication date: 20200207

Termination date: 20200612