CN209283554U - A kind of light source control device with automatic sensing - Google Patents

The utility model discloses a kind of light source control device with automatic sensing, including transmitting unit, and the transmitting unit includes sensor, human body induction module, the first MCU control module, wireless transmitter module, first voltage conversion module, the first power input；The first power input input voltage gives first voltage conversion module, the first voltage conversion module converts voltage to DC5V voltage, and the DC5V voltage after conversion is powered to sensor, human body induction module, the first MCU control module, wireless transmitter module respectively.It is convenient that the utility model has the advantages that circuit design is simple, LED light dims and mixes colours.

A kind of light source control device with automatic sensing

Technical field

The utility model relates to lamp source control technology field more particularly to a kind of light source control dresses with automatic sensing It sets.

Background technique

What furniture lamp industry was generally used at present is the monochromatic warm LED light light on and off controller of simple control and brightness adjustment control Device；It is impossible to meet users to lamplight brightness and colour temperature individual demand, in addition the monochromatic warm LED light of current control Light on and off controller is inconvenient for operation, complex circuit designs, at high cost.

Summary of the invention

For defect present in the above, the utility model provides a kind of simple circuit design, LED light light modulation and adjusts A kind of light source control device with automatic sensing of color convenience, multiple control modes.

The technical solution of the utility model is as follows: a kind of track lamp applied in intelligentized Furniture, including,

Transmitting unit, the transmitting unit include sensor, human body induction module, the first MCU control module, wireless transmission Module, first voltage conversion module, the first power input；The first power input input voltage is converted to first voltage Module, the first voltage conversion module convert voltage to DC5V voltage, and the DC5V voltage after conversion gives sensor, people respectively Body induction module, the first MCU control module, wireless transmitter module are powered；Human body sense is outputed signal in the sensor When device module, human body induction module work outputs signal to after the variation that human body induction module passes through test atmosphere infrared temperature First MCU control module, the first MCU control module handle signal, and output control signal is through wireless transmission after processing Module issues；

Receiving unit, the receiving unit includes wireless receiving module, the second MCU control module, switch control module, double Colour temperature LED module, second voltage conversion module, second source input terminal；The second source input terminal input voltage is given respectively Second source input terminal is inputted electricity by second voltage conversion module, switch control module power supply, the second voltage conversion module Pressure is converted into DC5V voltage, and the DC5V voltage after conversion gives wireless receiving module, the power supply of the second MCU control module respectively；It is described After wireless receiving module receives the signal that wireless transmitter module is launched, wireless receiving module exports signal to the 2nd MCU mould Block, the second MCU module handle control signal, and output signal is controlled double-colored by switch module closing or opening The light of warm LED lamp module or the control of color.

Preferably, the switch control module is set as the H-bridge circuit of 4 metal-oxide-semiconductors composition.

Preferably, the double-colored temperature LED module include the cool white LED light of 2 different-colours, dim white LEDs lamp constitute and Join circuit.

Preferably, the sensor is set as photosensitive sensor.

Preferably, the human body induction module is set as digital infrared human body inductive pick-up.

Using the above scheme, the beneficial effects of the utility model are:

The utility model exports two-way Pwm1, Pwm2 signal intensity by the second MCU control module, to control four MOS Pipe on or off, so that cool white LED light, warm white LED light meeting alternate conduction in double-colored temperature LED lamp module, and pass through tune Save the duty ratio of Pwm1, Pwm2 signal, so that it may the luminous quantity and conduction ratio for controlling cool white LED light, warm white LED light, to reach To the effect of double-colored temperature LED lamp module light modulation and color-temperature regulating；Therefore with circuit design, simple, LED light dims the utility model With convenient beneficial effect of mixing colours.

Detailed description of the invention

Fig. 1 is the transmitting unit frame principle figure of the utility model；

Fig. 2 is the receiving unit frame principle figure of the utility model；

Fig. 3 is the double-colored temperature LED lamp module light modulation of the utility model, toning circuit reason figure；

Fig. 4 switch control module controls double-colored temperature LED lamp module current direction schematic diagram.

Specific embodiment

Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.

Referring to figs. 1 to 4, the utility model provides a kind of light source control device with automatic sensing, including,

Transmitting unit 1, the transmitting unit 1 include sensor 11, human body induction module 12, the first MCU control module 13, Wireless transmitter module 14, first voltage conversion module 15, the first power input 16；First power input 16 inputs electricity It presses to first voltage conversion module 15, the first voltage conversion module 15 converts voltage to DC5V voltage, after conversion DC5V voltage is supplied to sensor 11, human body induction module 12, the first MCU control module 13, wireless transmitter module 14 respectively Electricity；When the sensor 11 outputs signal to human body sensor module, human body induction module 12 works, and human body induction module 12 is logical After crossing the variation of test atmosphere infrared temperature, the first MCU control module 13, the first 13 pairs of MCU control module letter are outputed signal to It number is handled, output control signal is issued through wireless transmitter module 14 after processing；

Receiving unit 2, the receiving unit 2 include wireless receiving module 21, the second MCU control module 22, switch control Module 23, double-colored temperature LED module 24, second voltage conversion module 23, second source input terminal 26；The second source input terminal 26 input voltages give second voltage conversion module 23, switch control module 23 to power respectively, the second voltage conversion module 23 26 input voltage of second source input terminal is converted into DC5V voltage, the DC5V voltage after conversion gives wireless receiving module respectively 21, the second MCU control module 22 is powered；After the wireless receiving module 21 receives the signal that wireless transmitter module 14 is launched, Wireless receiving module 21 exports signal to the second MCU module, and the second MCU module handles control signal, and exports letter Number the light of double-colored temperature LED lamp module or the control of color are controlled by switch module closing or opening.

The switch control module 23 is set as the H-bridge circuit of 4 metal-oxide-semiconductors composition.

The double-colored temperature LED module 24 includes the parallel connection electricity that cool white LED light C, the dim white LEDs lamp W of 2 different-colours are constituted Road.

The sensor 11 is set as photosensitive sensor.

The human body induction module 12 is set as digital infrared human body inductive pick-up.

Embodiment 1:

As shown in Figures 1 to 4, the working principle of the utility model is as follows:

(1), when photosensitive sensor detection ambient brightness is lower, photosensitive sensor output voltage is higher, when voltage reaches When the enabled threshold value of human body induction module 12, human body induction module 12 is started to work；

(2), when someone is mobile, the output of human body induction module 12 is high level, is then anti-low level, when in the first MCU When control module 13 receives 12 output signal of human body induction module, the first MCU control module 13 handles signal, and defeated Control signal is sent through wireless sending module out；

(3), when wireless receiving module 21 receives the signal that wireless sending module is launched, wireless receiving module 21 is defeated Signal gives the second MCU control module 22 out, and the second MCU control module 22 sends corresponding signal according to data are received, through opening Control module 23 is closed, double-colored temperature LED lamp module 24 is given, to complete the function of light modulation toning.

Embodiment 2:

As shown in Figures 1 to 4, the double-colored temperature LED lamp module of the utility model, by the cool white LED of two different colour temperatures Lamp C and the positive inverse parallel of warm white LED light W form together；The H-bridge circuit that switch control module 23 is made of four metal-oxide-semiconductors, four Metal-oxide-semiconductor is set to 2 p-type metal-oxide-semiconductors, 2 N-type metal-oxide-semiconductors, and 2 p-type metal-oxide-semiconductors, the grid of 2 N-type metal-oxide-semiconductors are corresponding Input terminal connection corresponding with the second MCU control module 22；And second MCU control module 22 output end export respectively Pwm1, Pwm2 signal；

When Pwm1 be low level, Pwm2 be high level when, electric signal through double-colored temperature LED lamp module 4 when, electric current as figure (A) shown in, cool white LED light C is bright at this time

When Pwm1 is high level, and Pwm2 is low level；Electric current of the electric current through double-colored temperature LED lamp module 4 is as schemed (B) institute Show, warm white LED light W is bright at this time；

When the model of Pwm1 and Pwm2 is high level or low level simultaneously, 2 p-type metal-oxide-semiconductors, 2 N-type metal-oxide-semiconductors are closed It closes, cool white LED light C, warm white LED light W go out at this time；

It is learnt from the above, two-way Pwm1, Pwm2 signal intensity is exported by the second MCU control module 22, will be made Cool white LED light C, warm white LED light W meeting alternate conduction in double-colored temperature LED lamp module 24 are obtained, and by adjusting Pwm1, Pwm2 signal Duty ratio, so that it may the luminous quantity and conduction ratio of cool white LED light C, warm white LED light W are controlled, to reach double-colored temperature LED light The effect of module 24 light modulation and color-temperature regulating.

The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle Within the scope of shield.