CN215499654U - Intelligent regulation and control device for LED street lamp - Google Patents

Intelligent regulation and control device for LED street lamp Download PDF

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CN215499654U
CN215499654U CN202121430429.6U CN202121430429U CN215499654U CN 215499654 U CN215499654 U CN 215499654U CN 202121430429 U CN202121430429 U CN 202121430429U CN 215499654 U CN215499654 U CN 215499654U
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led street
street lamp
resistor
temperature sensor
simultaneously connected
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丛培谷
王梓儒
杨志
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Harbin Yingtong Science & Technology Co ltd
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Harbin Yingtong Science & Technology Co ltd
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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

Abstract

LED street lamp intelligent control device relates to energy-conserving field. The utility model aims to solve the problems of long lighting time, high temperature and short service life of the existing LED street lamp. This application is divided into groups every street lamp of arranging on the road, and two are a set of, carry out the regulation and control of brightness to two LED street lamps in a set of to reduce the temperature of LED street lamp, prolong the life-span of LED street lamp. The LED street lamp is used for prolonging the service life of the LED street lamp.

Description

Intelligent regulation and control device for LED street lamp
Technical Field
The utility model relates to height adjustment for adjusting an LED street lamp, and relates to the field of energy conservation.
Background
The LED street lamp has the characteristics of low power consumption, high lighting effect, long service life, energy conservation, environmental protection and the like, and becomes a main force army for road illumination. The lighting time of the street lamp is long, the street lamp is installed in an outdoor use environment to be harsh, the long-time use temperature can be increased, the higher the temperature is, the shorter the service life of the LED street lamp is, and the lower the temperature is, the longer the service life of the LED street lamp is; therefore, if the LED street lamp is used for a long time, the heat productivity is large, the LED can be directly aged, the stability is reduced, the LED can be directly aged, the service life of the LED street lamp is short, and therefore the LED street lamp can be more and more dark once the heat is high for a long time, namely the light attenuation is undoubted, and finally the LED street lamp is not bright. Therefore, in order to reduce the life attenuation of the LED street lamp, a circuit for reducing the temperature of the LED according to the brightness of the LED street lamp is required to prevent the LED street lamp from having an excessively high temperature in long-term use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems of long lighting time, high temperature and short service life of the conventional LED street lamp, and provides an intelligent LED street lamp regulating and controlling device.
An LED street lamp intelligent control device divides every two adjacent LED street lamps into a group, the circuit is used for adjusting the brightness of the two LED street lamps in each group, the two LED street lamps are a first LED street lamp L1 and a second LED street lamp L2 respectively, the circuit comprises a voltage follower A1, a voltage follower A3, a subtracter A2, a voltage comparator A4, resistors R1-R8, a first temperature sensor M1, a second temperature sensor M2, a silicon controlled rectifier SCR1-SR2, a capacitor C1 and diodes D1-D2,
the first temperature sensor M1 and the second temperature sensor M2 are respectively used for acquiring the temperatures of the first LED street lamp L1 and the second LED street lamp L2;
the signal output end of the first temperature sensor M1 is simultaneously connected with the positive phase input end of a voltage follower A3 and the power ground, the negative phase input end of the voltage follower A3 is simultaneously connected with one end of a resistor R3 and the output end of the voltage follower A3, the other end of a resistor R3 is simultaneously connected with one end of a resistor R4 and the positive phase input end of a subtracter A2, and the other end of the resistor R4 is connected with the power ground;
the signal output end of the second temperature sensor M2 is simultaneously connected with the positive phase input end of a voltage follower A1 and the power ground, the negative phase input end of a voltage follower A1 is simultaneously connected with one end of a resistor R1 and the output end of the voltage follower A1, the other end of a resistor R1 is simultaneously connected with one end of a resistor R2 and the negative phase input end of a subtracter A2, the other end of the resistor R2 is simultaneously connected with the positive phase input end of a voltage comparator A4 and the output end of the subtracter A2, the negative phase input end of a voltage comparator A4 is simultaneously connected with one end of the resistor R8 and the anode of a diode D2, and the cathode of a diode D2 is connected with the power ground;
the output end of the voltage comparator A4 is simultaneously connected with one end of a resistor R5 and the control electrode of a controlled silicon SCR1, and the other end of the resistor R5 is simultaneously connected with the cathode of the controlled silicon SCR1, one end of a resistor R7 and the cathode of a controlled silicon SR 2;
the anode of the controlled silicon SCR1 is simultaneously connected with one end of a second LED street lamp L2, the anode of a diode D1 and one end of a capacitor C1, the other end of the capacitor C1 is simultaneously connected with one end of a first LED street lamp L1 and the anode of a controlled silicon SCR2, the other end of the second LED street lamp L2 is simultaneously connected with the other end of the first LED street lamp L1 and the other end of a resistor R8, the cathode of the controlled silicon SCR2 is simultaneously connected with the other end of a resistor R7 and one end of a resistor R6, the other end of the resistor R6 is connected with the cathode of a diode D1,
the other end of the first LED street lamp (L1) is connected with the input end of the direct current power supply.
The utility model has the beneficial effects that:
the temperature of a first LED street lamp L1 and the temperature of a second LED street lamp L2 are respectively collected by a first temperature sensor M1 and a second temperature sensor M2, the collected temperatures are converted into voltage signals to be compared, if the temperature of the first LED street lamp is higher than that of the second temperature sensor, the brightness of the first LED street lamp is gradually reduced, the second temperature sensor is gradually lightened, and after the brightness of the first LED street lamp is gradually reduced, the temperature of the first LED street lamp is also gradually reduced until the temperature of the second LED street lamp is higher than that of the first temperature sensor, the brightness of the second LED street lamp is gradually reduced, and the first temperature sensor is gradually lightened; this application is divided into groups every street lamp of arranging on the road, and two are a set of, carry out the regulation and control of brightness to two LED street lamps in a set of to reduce the temperature of LED street lamp, prolong the life-span of LED street lamp, and through such grouping and regulation luminance, do not have the illumination of influence to the road, saved the energy simultaneously, prolonged the life of LED street lamp.
Drawings
FIG. 1 is a circuit diagram of an intelligent Led street lamp control device;
fig. 2 is a schematic structural diagram of each two adjacent LED street lamps divided into a group.
Detailed Description
The first embodiment is as follows: the Led street lamp intelligent control device described in this embodiment is described with reference to fig. 1 and fig. 2, each two adjacent Led street lamps are divided into one group, the circuit is used for adjusting the brightness of the two Led street lamps in each group, the two Led street lamps are respectively a first Led street lamp L1 and a second Led street lamp L2, the circuit includes a voltage follower a1, a voltage follower A3, a subtractor a2, a voltage comparator a4, resistors R1-R8, a first temperature sensor M1, a second temperature sensor M2, thyristors SCR1-SR2, a capacitor C1 and diodes D1-D2,
the first temperature sensor M1 and the second temperature sensor M2 are respectively used for acquiring the temperatures of the first LED street lamp L1 and the second LED street lamp L2;
the signal output end of the first temperature sensor M1 is simultaneously connected with the positive phase input end of a voltage follower A3 and the power ground, the negative phase input end of the voltage follower A3 is simultaneously connected with one end of a resistor R3 and the output end of the voltage follower A3, the other end of a resistor R3 is simultaneously connected with one end of a resistor R4 and the positive phase input end of a subtracter A2, and the other end of the resistor R4 is connected with the power ground;
the signal output end of the second temperature sensor M2 is simultaneously connected with the positive phase input end of a voltage follower A1 and the power ground, the negative phase input end of a voltage follower A1 is simultaneously connected with one end of a resistor R1 and the output end of the voltage follower A1, the other end of a resistor R1 is simultaneously connected with one end of a resistor R2 and the negative phase input end of a subtracter A2, the other end of the resistor R2 is simultaneously connected with the positive phase input end of a voltage comparator A4 and the output end of the subtracter A2, the negative phase input end of a voltage comparator A4 is simultaneously connected with one end of the resistor R8 and the anode of a diode D2, and the cathode of a diode D2 is connected with the power ground;
the output end of the voltage comparator A4 is simultaneously connected with one end of a resistor R5 and the control electrode of a controlled silicon SCR1, and the other end of the resistor R5 is simultaneously connected with the cathode of the controlled silicon SCR1, one end of a resistor R7 and the cathode of a controlled silicon SR 2;
the anode of the controlled silicon SCR1 is simultaneously connected with one end of a second LED street lamp L2, the anode of a diode D1 and one end of a capacitor C1, the other end of the capacitor C1 is simultaneously connected with one end of a first LED street lamp L1 and the anode of a controlled silicon SCR2, the other end of the second LED street lamp L2 is simultaneously connected with the other end of the first LED street lamp L1 and the other end of a resistor R8, the cathode of the controlled silicon SCR2 is simultaneously connected with the other end of a resistor R7 and one end of a resistor R6, the other end of the resistor R6 is connected with the cathode of a diode D1,
the other end of the first LED street lamp L1 is connected with the input end of the direct current power supply.
In the embodiment in the city, as shown in fig. 2, the LED street lamps on one side of the road are controlled in groups, and two LED street lamps are controlled in a group.
The second embodiment is as follows: in the Led street lamp intelligent control device of the first embodiment, the models of the first temperature sensor M1 and the second temperature sensor M2 are MC 7812; the voltage comparator a4 is model LM 358.
The third concrete implementation mode: the embodiment is the Led street lamp intelligent control device described in the first embodiment, the circuit further includes resistors R9-R10,
the resistor R9 is connected in series between the temperature sensor II M2 and the power ground;
the resistor R10 is connected in series between the temperature sensor number one M1 and the power ground.
The fourth concrete implementation mode: in this embodiment, the Led street lamp intelligent control device described in the third embodiment, the circuit further includes a slide rheostat W1,
the slide rheostat W1 is connected in series between the temperature sensor II M2 and the resistor R9.
In this embodiment, the slide rheostat W1 can be manually adjusted to adjust V2Further, the brightness of the first LED street lamp L1 or the second LED street lamp L2 is adjusted.
The fifth concrete implementation mode: the embodiment is the Led street lamp intelligent control device described in the first embodiment, the circuit further includes a rectifier bridge circuit,
the alternating current power supply generates a direct current power supply through the rectifier bridge circuit.
The sixth specific implementation mode: the embodiment is the Led street lamp intelligent control device described in the first embodiment, the circuit further comprises a solar panel,
the circuit further comprises a solar panel,
the solar cell panel is connected with the other end of the first LED street lamp L1.
The working principle of the application is as follows:
a first temperature sensor M1 and a second temperature sensor M2 are respectively arranged on two adjacent LED street lamps, namely the first temperature sensor M1 and the second temperature sensor M2 are respectively arranged on a first LED street lamp L1 and a second LED street lamp L2, the first temperature sensor M1 and the second temperature sensor M2 are respectively used for collecting the temperatures of a first LED street lamp L1 and a second LED street lamp L2, the temperatures collected by the first temperature sensor M1 and the second temperature sensor M2 are respectively sent into a voltage follower A3 and a voltage follower A1, voltage signals output by the voltage follower A3 and the voltage follower A1 are sent into a subtracter A2, and the voltage output by the output end of the subtracter A2 is equal to the voltage
Figure BDA0003134275320000041
Wherein R2 is the resistance of the resistor R2, R1 is the resistance of the resistor R1, V1Is the voltage value V of the temperature of the first LED street lamp detected by the first temperature sensor2The voltage value of the temperature of the second LED street lamp detected by the second temperature sensor is obtained; if V1Greater than or equal to V2The high level of the output end of the subtracter A2 enters the positive phase input end of a voltage comparator A4, the negative phase input end of the voltage comparator is provided with reference voltage by a resistor R8 and a diode D2, the voltage comparator outputs the high level at the moment, a silicon controlled rectifier SCR1 is conducted by the high level, the silicon controlled rectifier SCR1 directly controls the brightness of a No. two LED street lamp L2, the brightness of the No. two LED street lamp L2 is gradually enhanced, the current flowing through the D1 and the R6 is stopped at the moment, the energy stored on a capacitor C1 generates a negative sword-shaped edge at the moment, the silicon controlled rectifier SCR2 is cut off, and the brightness of the No. one LED street lamp L1 is gradually reduced; and if V1Less than V2The output end of the subtracter A2 is at low level, the low level enters the positive phase input end of the voltage comparator A4, the negative phase input end of the voltage comparator is provided with a reference voltage by a resistor R8 and a diode D2,at the moment, the voltage comparator outputs low level, the low level enables the SCR1 to be cut off, the brightness of the second LED street lamp L2 is gradually reduced, current flows through the D1 and the R6 to enable the SCR2 to be connected, and the brightness of the second LED street lamp L1 is gradually increased.

Claims (6)

  1. The Led street lamp intelligent control device is characterized in that every two adjacent Led street lamps are divided into one group, the circuit is used for adjusting the brightness of the two Led street lamps in each group, the two Led street lamps are respectively a first Led street lamp (L1) and a second Led street lamp (L2), the circuit comprises a voltage follower A1, a voltage follower A3, a subtracter A2, a voltage comparator A4, a resistor R1-R8, a first temperature sensor M1, a second temperature sensor M2, a silicon controlled rectifier SCR1-SR2, a capacitor C1 and a diode D1-D2,
    the first temperature sensor M1 and the second temperature sensor M2 are respectively used for acquiring the temperatures of the first LED street lamp (L1) and the second LED street lamp (L2);
    the signal output end of the first temperature sensor M1 is simultaneously connected with the positive phase input end of a voltage follower A3 and the power ground, the negative phase input end of the voltage follower A3 is simultaneously connected with one end of a resistor R3 and the output end of the voltage follower A3, the other end of a resistor R3 is simultaneously connected with one end of a resistor R4 and the positive phase input end of a subtracter A2, and the other end of the resistor R4 is connected with the power ground;
    the signal output end of the second temperature sensor M2 is simultaneously connected with the positive phase input end of a voltage follower A1 and the power ground, the negative phase input end of a voltage follower A1 is simultaneously connected with one end of a resistor R1 and the output end of the voltage follower A1, the other end of a resistor R1 is simultaneously connected with one end of a resistor R2 and the negative phase input end of a subtracter A2, the other end of the resistor R2 is simultaneously connected with the positive phase input end of a voltage comparator A4 and the output end of the subtracter A2, the negative phase input end of a voltage comparator A4 is simultaneously connected with one end of the resistor R8 and the anode of a diode D2, and the cathode of a diode D2 is connected with the power ground;
    the output end of the voltage comparator A4 is simultaneously connected with one end of a resistor R5 and the control electrode of a controlled silicon SCR1, and the other end of the resistor R5 is simultaneously connected with the cathode of the controlled silicon SCR1, one end of a resistor R7 and the cathode of a controlled silicon SR 2;
    the anode of the SCR1 is connected with one end of a second LED street lamp (L2), the anode of a diode D1 and one end of a capacitor C1 at the same time, the other end of the capacitor C1 is connected with one end of a first LED street lamp (L1) and the anode of a SCR2 at the same time, the other end of the second LED street lamp (L2) is connected with the other end of the first LED street lamp (L1) and the other end of a resistor R8 at the same time, the cathode of the SCR2 is connected with the other end of a resistor R7 and one end of a resistor R6 at the same time, the other end of the resistor R6 is connected with the cathode of the diode D1,
    the other end of the first LED street lamp (L1) is connected with the input end of the direct current power supply.
  2. 2. The intelligent Led street lamp control device according to claim 1, wherein the first temperature sensor M1 and the second temperature sensor M2 are of the type MC 7812; the voltage comparator a4 is model LM 358.
  3. 3. The intelligent Led street lamp control device according to claim 1, wherein the circuit further comprises resistors R9-R10,
    the resistor R9 is connected in series between the temperature sensor II M2 and the power ground;
    the resistor R10 is connected in series between the temperature sensor number one M1 and the power ground.
  4. 4. The intelligent Led street lamp control device according to claim 3, wherein the circuit further comprises a slide rheostat W1,
    the slide rheostat W1 is connected in series between the temperature sensor II M2 and the resistor R9.
  5. 5. The intelligent Led street lamp control device according to claim 1, wherein the circuit further comprises a rectifier bridge circuit,
    the alternating current power supply generates a direct current power supply through the rectifier bridge circuit.
  6. 6. The intelligent Led street lamp control device according to claim 1, wherein the circuit further comprises a solar panel,
    the solar cell panel is connected with the other end of the first LED street lamp (L1).
CN202121430429.6U 2021-06-25 2021-06-25 Intelligent regulation and control device for LED street lamp Active CN215499654U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121430429.6U CN215499654U (en) 2021-06-25 2021-06-25 Intelligent regulation and control device for LED street lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121430429.6U CN215499654U (en) 2021-06-25 2021-06-25 Intelligent regulation and control device for LED street lamp

Publications (1)

Publication Number Publication Date
CN215499654U true CN215499654U (en) 2022-01-11

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