Light source adjusting type street lamp control circuit

Abstract

The utility model discloses a light source adjusting type street lamp control circuit which comprises a control single-chip microcomputer, a light source driving circuit, a motor power supply circuit, a head shaking circuit, a motor signal isolation circuit, a relay external circuit, a 2.4 G communication circuit and a complementary circuit. The input end of the light source driving circuit is connected with a power supply, the motor power supply circuit is connected with the light source driving circuit, the oscillating circuit is connected between the control single-chip microcomputer and the motor, the motor signal isolation circuit is connected with the control single-chip microcomputer, and the 2.4 G communication circuit and the relay external circuit are both connected with the control single-chip microcomputer. The LED lamp is reasonable in structural arrangement, corresponding control and adjustment can be effectively achieved so as to meet the requirements of different angles or illumination directions, the complementation circuit is arranged, the effectiveness of illumination light can be guaranteed, the illumination effect is guaranteed, remote control and adjustment operation can be achieved through the 2.4 G communication circuit, the convenience and effectiveness of control are improved, and the LED lamp is suitable for popularization and application. And the adjustment is more convenient.

Description

Technical Field

[0001] This utility model belongs to the field of circuit control technology, specifically relating to a control circuit for a street light with adjustable light source. Background Technology

[0002] Streetlights are a common type of lighting and decorative structure, mainly consisting of a lamp post, a streetlight body fixed to the lamp post, and a control circuit board inside the streetlight body. Conventional control circuit boards mainly consist of a processor and a light source drive circuit connected to the processor. Although they can meet general usage needs, they only have one light source structure and cannot meet lighting needs in different directions, nor can they achieve real-time angle adjustment of the light source structure. Therefore, their applicability and practicality are limited. Utility Model Content

[0003] The purpose of this invention is to provide a street light control circuit with a reasonable structure and convenient adjustment.

[0004] The technical solution to achieve the purpose of this utility model is a light source-adjustable street light control circuit, which is installed inside the street light and connected to the light source board and motor on the street light. It includes a control microcontroller, a light source driving circuit, a motor power supply circuit, a swing circuit, a motor signal isolation circuit, a relay external circuit, a 2.4G communication circuit, and a complementary circuit.

[0005] The input terminal of the light source driving circuit is connected to the power supply, and the output terminal of the light source driving circuit is connected to the light source board.

[0006] The motor power supply circuit is connected to the light source driving circuit and is used to power the motor;

[0007] The control microcontroller is connected to the light source driving circuit and the motor power supply circuit, and is used to realize the driving control of the light source driving circuit and the motor power supply circuit.

[0008] The oscillating circuit is connected between the control microcontroller and the motor, and is used to drive the motor to oscillate.

[0009] The motor signal isolation circuit is connected to the control microcontroller and is used for motor signal isolation;

[0010] The complementary circuit is connected to the control microcontroller and is used for complementary driving of LED beads on the light source board;

[0011] The 2.4G communication circuit and the relay external circuit are both connected to the control microcontroller and are used for 2.4G communication and relay external connection.

[0012] A further preferred embodiment is that the complementary circuit includes a second optocoupler, a sixth transistor, a fifty-first resistor, a fifty-second resistor, a forty-eighth resistor, a forty-ninth resistor, a fiftieth resistor, a fifth MOSFET, a third Zener diode, a twelfth unidirectional diode, an eighth MOSFET, and a fourth Zener diode.

[0013] The input terminal of the second optocoupler is connected to the control microcontroller, the output terminal of the second optocoupler is connected to the base of the sixth transistor through the fifty-second resistor, grounded through the fifty-first resistor, and the output terminal of the second optocoupler is connected to a 24V power supply through the forty-eighth resistor;

[0014] The collector of the sixth transistor is connected to the gate of the eighth MOS transistor and is connected to a 24V power supply through the forty-ninth resistor. The fourth Zener diode is connected between the gate and source of the eighth MOS transistor.

[0015] The fiftieth resistor is connected between the gate of the fifth MOS transistor and the 24V power supply, and the third Zener diode is connected between the gate and the source of the fifth MOS transistor.

[0016] The twelfth unidirectional diode is connected between the gate of the fifth MOS transistor and the drain of the eighth MOS transistor;

[0017] The drain of the eighth MOS transistor is connected to the white LED bead of the light source board, and the drain of the fifth MOS transistor is connected to the yellow LED bead of the light source board.

[0018] A further preferred embodiment includes a buzzer circuit connected to the control microcontroller.

[0019] A further preferred embodiment is that the main chip of the head-shaking circuit is a CT3063.

[0020] A further preferred embodiment is that the main chip of the light source driving circuit is BP3179.

[0021] A further preferred embodiment is that the main chip of the motor power supply circuit is BP3519.

[0022] This utility model has the following positive effects: Its structure is reasonably designed; through a swaying circuit, it enables the motor to sway; and through a light source drive that powers the motor, it can effectively control and adjust the lighting to meet the needs of different angles or lighting directions via a microcontroller. Furthermore, it incorporates complementary circuits to ensure the effectiveness of the lighting light and the desired lighting effect. The 2.4G communication circuit enables remote control and adjustment, improving the convenience and effectiveness of control, making adjustment more convenient, and demonstrating strong applicability and practicality. Attached Figure Description

[0023] To make the content of this utility model easier to understand, the present utility model will be further described in detail below with reference to specific embodiments and accompanying drawings, wherein:

[0024] Figure 1 This is a schematic diagram of the circuit structure of this utility model;

[0025] Figure 2 This is a schematic diagram of the light source driving circuit in this utility model;

[0026] Figure 3 This is a schematic diagram of the complementary circuit in this utility model;

[0027] Figure 4 This is a schematic diagram of the motor power supply circuit in this utility model;

[0028] Figure 5 The diagram shows the specific circuits of other circuits in this utility model.

[0029] Figure labels: 1. Control microcontroller; 2. Light source drive circuit; 3. Motor power supply circuit; 4. Oscillating circuit; 5. Motor signal isolation circuit; 6. Relay external circuit; 7. 2.4G communication circuit; 8. Complementary circuit; 9. Buzzer circuit. Detailed Implementation

[0030] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0031] Example

[0032] See Figures 1 to 3As shown, a street light control circuit for adjusting the light source is installed inside the street light and connected to the light source board and motor. It includes a control microcontroller 1, a light source drive circuit 2, a motor power supply circuit 3, a swaying circuit 4, a motor signal isolation circuit 5, an external relay circuit 6, a 2.4G communication circuit 7, and a complementary circuit 8. The control microcontroller is a common programmable microcontroller, so it is not described in detail. The input of the light source drive circuit is AC mains power; the 220V voltage is rectified, filtered, and then transformerized to 24V to power the control microcontroller and motor power supply circuit. Alternatively, it may be transformerized to approximately 200V to power the light source board. The main chip of the swaying circuit is a CT3063. The main chip of the light source drive circuit is a BP3179. The main chip of the motor power supply circuit is a BP3519. During control by the microcontroller, the light source drive circuit is connected or disconnected from the light source board.

[0033] In operation, the input terminal of the light source driving circuit is connected to the power supply, and the output terminal is connected to the light source board. The motor power supply circuit is connected to the light source driving circuit for powering the motor. The control microcontroller is connected to both the light source driving circuit and the motor power supply circuit for driving and controlling them. The oscillating circuit is connected between the control microcontroller and the motor for oscillating motor movement. The motor signal isolation circuit is connected to the control microcontroller for motor signal isolation. The complementary circuit is connected to the control microcontroller for complementary driving of LED beads on the light source board. The 2.4G communication circuit and the external relay circuit are both connected to the control microcontroller for 2.4G communication and external relay connection.

[0034] In practical applications, the complementary circuit includes a second optocoupler U2, a sixth transistor Q6, a fifty-first resistor R51, a fifty-second resistor R52, a forty-eighth resistor R48, a forty-ninth resistor R49, a fiftieth resistor R50, a fifth MOSFET Q5, a third Zener diode DZ3, a twelfth unidirectional diode D12, an eighth MOSFET Q8, and a fourth Zener diode DZ4. During connection, the input terminal of the second optocoupler is connected to the control microcontroller, and the output terminal of the second optocoupler is connected to the base of the sixth transistor through the fifty-second resistor and grounded through the fifty-first resistor. Furthermore, the output terminal of the second optocoupler is connected to... The 48th resistor is connected to a 24V power supply; the collector of the sixth transistor is connected to the gate of the eighth MOSFET and is also connected to the 24V power supply via the 49th resistor; the fourth Zener diode is connected between the gate and source of the eighth MOSFET; the 50th resistor is connected between the gate of the fifth MOSFET and the 24V power supply, and the third Zener diode is connected between the gate and source of the fifth MOSFET; the 12th unidirectional diode is connected between the gate of the fifth MOSFET and the drain of the eighth MOSFET; the drain of the eighth MOSFET is connected to the white LED on the light source board, and the drain of the fifth MOSFET is connected to the yellow LED on the light source board. Through this structure, the white and yellow LEDs can be adjusted, thereby achieving complementary light and improving the lighting effect.

[0035] In practical applications, a buzzer circuit 9 connected to the control microcontroller is also included. This buzzer circuit primarily enables audible alerts.

[0036] This utility model has the following positive effects: Its structure is reasonably designed; through a swaying circuit, it enables the motor to sway; and through a light source drive that powers the motor, it can effectively control and adjust the lighting to meet the needs of different angles or lighting directions via a microcontroller. Furthermore, it incorporates complementary circuits to ensure the effectiveness of the lighting light and the desired lighting effect. The 2.4G communication circuit enables remote control and adjustment, improving the convenience and effectiveness of control, making adjustment more convenient, and demonstrating strong applicability and practicality.

[0037] The standard parts used in this embodiment can be purchased directly from the market, and the non-standard structural parts described in the instruction manual can also be processed without any doubt based on existing technical common sense. At the same time, the connection methods of each component adopt mature conventional methods in the existing technology, and the machinery, parts and equipment all adopt conventional models in the existing technology, so they will not be described in detail here.

[0038] Obviously, the above embodiments of this utility model are merely examples for clearly illustrating this utility model, and are not intended to limit the implementation of this utility model. Those skilled in the art can make other variations or modifications based on the above description. It is neither necessary nor possible to exhaustively list all possible implementations here. However, these obvious variations or modifications derived from the essential spirit of this utility model still fall within the protection scope of this utility model.

Claims

1. A control circuit for a street light with adjustable light source, installed inside the street light and connected to the light source board and motor on the street light, characterized in that: It includes a control microcontroller, a light source driving circuit, a motor power supply circuit, a swaying circuit, a motor signal isolation circuit, an external relay circuit, a 2.4G communication circuit, and a complementary circuit; The input terminal of the light source driving circuit is connected to the power supply, and the output terminal of the light source driving circuit is connected to the light source board. The motor power supply circuit is connected to the light source driving circuit and is used to power the motor; The control microcontroller is connected to the light source driving circuit and the motor power supply circuit, and is used to realize the driving control of the light source driving circuit and the motor power supply circuit. The oscillating circuit is connected between the control microcontroller and the motor, and is used to drive the motor to oscillate. The motor signal isolation circuit is connected to the control microcontroller and is used for motor signal isolation; The complementary circuit is connected to the control microcontroller and is used for complementary driving of LED beads on the light source board; The 2.4G communication circuit and the relay external circuit are both connected to the control microcontroller and are used for 2.4G communication and relay external connection.

2. The street light control circuit for adjusting the light source according to claim 1, characterized in that: The complementary circuit includes a second optocoupler, a sixth transistor, a fifty-first resistor, a fifty-second resistor, a forty-eighth resistor, a forty-ninth resistor, a fiftieth resistor, a fifth MOSFET, a third Zener diode, a twelfth unidirectional diode, an eighth MOSFET, and a fourth Zener diode. The input terminal of the second optocoupler is connected to the control microcontroller, the output terminal of the second optocoupler is connected to the base of the sixth transistor through the fifty-second resistor, grounded through the fifty-first resistor, and the output terminal of the second optocoupler is connected to a 24V power supply through the forty-eighth resistor; The collector of the sixth transistor is connected to the gate of the eighth MOS transistor and is connected to a 24V power supply through the forty-ninth resistor. The fourth Zener diode is connected between the gate and source of the eighth MOS transistor. The fiftieth resistor is connected between the gate of the fifth MOS transistor and the 24V power supply, and the third Zener diode is connected between the gate and the source of the fifth MOS transistor. The twelfth unidirectional diode is connected between the gate of the fifth MOS transistor and the drain of the eighth MOS transistor; The drain of the eighth MOS transistor is connected to the white LED bead of the light source board, and the drain of the fifth MOS transistor is connected to the yellow LED bead of the light source board.

3. The street light control circuit for adjusting the light source according to claim 2, characterized in that: It also includes a buzzer circuit connected to the control microcontroller.

4. The street light control circuit for adjusting the light source according to claim 1, characterized in that: The main chip of the swing circuit is model CT3063.

5. The street light control circuit for adjusting the light source according to claim 1, characterized in that: The main chip of the light source driving circuit is BP3179.

6. The street light control circuit for adjusting the light source according to claim 1, characterized in that: The main chip of the motor power supply circuit is BP3519.

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