CN207638944U - Multifunctional LED lamp controller and LED lighting fixture based on radar sensing - Google Patents

Abstract

The utility model is related to a kind of Multifunctional LED lamp controllers based on radar induction and LED illumination lamp, wherein this Multifunctional LED lamp controller to include：Processor module, the Radar Detection module being electrically connected with two input terminal of processor module and light detection module；And it is connected at least one LED switch amount control circuit and/or LED light adjusting circuits of processor module corresponding output end；Wherein when Radar Detection module detects motor message, and light detection module detects that ambient light is less than the given threshold of processor module, the brightness of LED is opened and/or adjusted according to ambient light to the processor module control LED light.

Description

Multifunctional LED lamp controller and LED lighting fixture based on radar sensing

technical field

The utility model relates to a multifunctional LED lamp controller and LED lighting lamps based on radar induction.

Background technique

At present, LED lamps are gradually popularized to replace incandescent lamps.

In the aisle, LED lights are often installed for lighting, controlled by voice control, and controlled by infrared induction, but the method of detecting objects through microwave radar is relatively rare.

Therefore, a multifunctional LED lamp controller and LED lighting fixture based on radar sensing are proposed.

Utility model content

The purpose of the utility model is to provide a multifunctional LED lamp controller and LED lighting fixture based on radar induction.

In order to solve the above technical problems, the utility model provides a multifunctional LED lamp controller based on radar induction, including:

A processor module, a radar detection module and a light detection module electrically connected to the two input ends of the processor module; and

At least one LED switching value control circuit and/or LED dimming circuit connected to the corresponding output terminal of the processor module; wherein

When the radar detection module detects a motion signal and the light detection module detects that the ambient light is lower than the threshold set by the processor module, the processor module controls the LED light to turn on and/or adjusts the brightness of the LED according to the ambient light.

Further, the light detection module includes: a photoresistor, the first end of the photoresistor is grounded, and the second end of the photoresistor is connected to a power supply through a series resistor R19; and

The second end of the photoresistor serves as a signal output end and is connected to an input end of the processor module.

Further, the LED switching value control circuit includes:

An optocoupler module, the anode of the light emitter in the optocoupler module is connected to the power supply through a resistor R10, and the cathode of the light emitter is connected to an output terminal of the processor module through an indicating LED;

The collector of the light receiver in the optocoupler module is connected to the power supply, and the emitter of the light receiver is connected to the base of a triode Q1 through a resistor R7;

The collector of the triode Q1 is suitable for connecting to the input terminal of the relay, its emitter is grounded, and a resistor R20 is connected between the base and the emitter of the triode Q1;

When the transistor Q1 obtains a high level, the input end of the relay is energized, so that the output end of the relay outputs a control signal.

Further, the LED dimming circuit includes: LED dimming drive chip;

An output terminal of the processor module is adapted to output a PWM signal to the LED dimming driver chip, and the LED dimming driver chip is adapted to output a corresponding dimming voltage according to the PWM signal.

Further, the input terminal of the LED dimming driver chip is connected to a filter circuit;

The filter circuit includes: a resistor R21 connected to the ground at one end, and the other end of the resistor R21 is connected to one end of the resistor R22;

The other end of the resistor R22 is connected to the input end of the LED dimming driver chip and grounded through the capacitor C17.

In another aspect, the utility model also provides an LED lighting fixture.

The LED lighting fixture includes the multifunctional LED lamp controller.

The beneficial effect of the utility model is that the multifunctional LED lamp controller and the LED lighting fixture of the utility model can detect motion signals through the radar detection module, and when the light detection module detects that the ambient light is lower than the set threshold of the processor module , the processor module controls the LED light to turn on and/or adjusts the brightness of the LED according to the ambient light.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described.

Fig. 1 is the functional block diagram of the multifunctional LED lamp controller based on radar induction of the present utility model;

Fig. 2 is a processor module and a peripheral circuit diagram of the utility model;

Fig. 3 is the circuit schematic diagram of the radar detection module of the present utility model;

Fig. 4 is the circuit schematic diagram of the optical detection module of the present utility model;

Fig. 5 is the circuit schematic diagram of the LED switching quantity control circuit of the present utility model;

Fig. 6 is a schematic circuit diagram of the LED dimming circuit of the present invention.

Detailed ways

Now in conjunction with accompanying drawing, the utility model is described in further detail. These drawings are all simplified schematic diagrams, and only schematically illustrate the basic structure of the utility model, so they only show the configurations related to the utility model.

Fig. 1 shows the functional block diagram of the multifunctional LED lamp controller based on radar induction of the present invention;

Fig. 2 is the processor module and peripheral circuit diagram of the utility model.

As shown in Fig. 1 and Fig. 2, this embodiment provides a multifunctional LED light controller based on radar induction, including: a processor module, a radar detection module and a light sensor module electrically connected to the two input ends of the processor module Detection module; and at least one LED switching value control circuit and/or LED dimming circuit connected to the corresponding output of the processor module; wherein when the radar detection module detects a motion signal, and the light detection module detects that the ambient light is lower than the processor module When the threshold is set, the processor module controls the LED light to turn on and/or adjusts the brightness of the LED according to the ambient light. This multifunctional LED light controller can avoid turning on the LED light when the light is relatively strong, thereby saving power. Effect.

Thresholds can be preset.

In Figure 2, S5 is the start button, and the processor module can be but not limited to adopt STC12C2052AD module, which has AD function.

Fig. 3 is a schematic circuit diagram of the radar detection module of the present invention.

The radar detection module may be a microwave detection module sensor1 (for example, HB100 microwave module), wherein CDS is an enabling terminal, and the output terminal is connected to the 14th pin of the processor module.

Fig. 4 is a schematic circuit diagram of the photodetection module of the present invention; the photodetection module includes: photoresistor RLIGHT (can be but not limited to 5516), the first end of the photoresistor RLIGHT is grounded, and its second end is passed through The series resistor R19 is connected to the power supply; and the second end of the photoresistor is connected to an input end of the processor module as a signal output end, see the AD LIGHT end in FIG. 2 and FIG. 4 .

Fig. 5 is the circuit schematic diagram of the LED switching quantity control circuit of the present utility model;

The LED switching value control circuit includes: an optocoupler module U3, the anode of the light emitter in the optocoupler module U3 is connected to the power supply through a resistor R10, and the cathode of the light emitter is connected to the processor module through an indicating LED (see D3 in Figure 5). An output terminal of the light receiver in the optocoupler module is connected to the power supply, and the emitter of the light receiver is connected to the base of a transistor Q1 through a resistor R7; the collector of the transistor Q1 is suitable for connecting to the input of the relay K1 terminal, its emitter is grounded, and a resistor R20 is connected between the base and emitter of the transistor Q1; when the transistor Q1 obtains a high level, the input terminals (IN1 and IN2) of the relay K1 are energized, so that the relay The output terminal of K1 outputs the control signal LOAD-Switch1, and COM1 is the common terminal.

The LED dimming circuit includes: an LED dimming driver chip; an output terminal of the processor module is adapted to output a PWM signal to the LED dimming driver chip, and the LED dimming driver chip is adapted to output a corresponding dimming signal according to the PWM signal. photovoltage.

Preferably, in order to avoid interference to the PWM signal, the input end of the LED dimming driver chip U5 (which may be but not limited to JCP10) is connected to a filter circuit; the filter circuit includes: a resistor R21 connected to the ground at one end, so The other end of the resistor R21 is connected to one end of the resistor R22; the other end of the resistor R22 is connected to the input end of the LED dimming driver chip U5 and grounded through the capacitor C17.

The multifunctional LED lamp controller and LED lighting fixture of the present utility model can detect motion signals through the radar detection module, and when the light detection module detects that the ambient light is lower than the set threshold of the processor module, the processor module controls the LED The lights turn on and/or adjust the brightness of the LEDs based on the ambient light.

The utility model can be widely used for lighting parking lots, corridors and outdoor parts, and has great energy-saving potential.

Inspired by the above ideal embodiment according to the utility model, through the above description content, relevant staff can completely make various changes and modifications within the scope of not deviating from the technical idea of the utility model. The technical scope of this utility model is not limited to the content in the description, but must be determined according to the scope of the claims.

Claims (6)

1. a kind of Multifunctional LED lamp controller based on radar induction, which is characterized in that including：

Processor module, the Radar Detection module being electrically connected with two input terminal of processor module and light detection module； And

It is connected at least one LED switch amount control circuit and/or LED light adjusting circuits of processor module corresponding output end；Its In

When Radar Detection module detects motor message, and light detection module detects that ambient light is less than the setting of processor module When threshold value, the brightness of LED is opened and/or adjusted according to ambient light to the processor module control LED light.

2. Multifunctional LED lamp controller according to claim 1, which is characterized in that

The light detection module includes：Photo resistance, the first end ground connection of the photo resistance, second end pass through series resistance R19 connection power supplys；And

An input terminal of the second end of the photo resistance as signal output end connection processing device module.

3. Multifunctional LED lamp controller according to claim 2, which is characterized in that

The LED switch amount control circuit includes：

Optical coupling module, for the anode of photophore by resistance R10 connection power supplys, the cathode of photophore passes through one in the optical coupling module One output end of indication LED connection processing device module；

The collector of light-receiving device in the optical coupling module connects power supply, and the emitter of light-receiving device passes through one or three pole of resistance R7 connections The base stage of pipe Q1；

The collector of the triode Q1 is adapted to the input terminal of relay, and emitter is grounded, and triode Q1's A resistance R20 is connected between base stage and emitter；

When triode Q1 obtains high level, the input terminal of the relay obtain it is electric so that the output end output control of relay Signal.

4. Multifunctional LED lamp controller according to claim 3, which is characterized in that

The LED light adjusting circuits include：LED dims driving chip；

One output end of the processor module is suitable for output pwm signal and dims driving chip to LED, and the LED light modulations drive Chip is suitable for answering dimmer voltage according to pwm signal the output phase.

5. Multifunctional LED lamp controller according to claim 4, which is characterized in that

The input terminal of the LED light modulations driving chip connects a filter circuit；

The filter circuit includes：The resistance R21 that one end is connected to ground, one end of the other end and resistance R22 of the resistance R21 It is connected；

The input terminal of the other end connection LED light modulation driving chips of the resistance R22, and be grounded simultaneously by capacitance C17.

6. a kind of LED illumination lamp, which is characterized in that controlled including Multifunctional LED lamp as described in any one in claim 1-5 Device.