CN108282919A - RGB point control intelligence lamp strings - Google Patents

Abstract

The invention discloses an RGB point-controlled intelligent light string, which includes an intelligent power supply and a light string. The RGB chip has a built-in address, and the RGB address is programmed through an encoder. One end of the plug is connected to a 220V power supply, and the other end of the plug is sequentially connected to filter out Noise, filter for separating signals and filter circuit for high-frequency blocking and low-frequency passing. The output terminals of the filter circuit are respectively connected to the input terminal of the MOSFET and the DCDC transformer. The DCDC transformer outputs the DC power after changing the voltage to the driver and MCU. The MCU The program module, button, remote control module, WiFi module and Bluetooth module are connected in parallel through the circuit board circuit. The WiFi and Bluetooth module is controlled by the wireless terminal. The output of the MCU passes through the heat dissipation component and the drive module. The output of the drive module and the DCDC transformer Both are connected to the input end of the MOSFET, and the output end of the MOSFET is connected to the main line. The present invention satisfies the requirement of the operator to change the color of the RGB point-controlled intelligent light string through diversified operations.

Description

RGB point-controlled smart light string

technical field

The invention relates to the technical field of decorative lighting, in particular to an RGB point-controlled intelligent light string.

Background technique

RGB point-controlled smart light string is the main decoration product for Christmas, and it is also an indispensable decoration product for the majority of consumers in festivals, cultural exchanges, cultural activities and night scene lighting in public places.

But at present, the color control of the light string is cumbersome. It is necessary to manually change the color of the light string by changing the program of the control box. effect.

Contents of the invention

The present invention aims to solve the above technical problems to a certain extent.

In view of this, in order to solve the above technical problems, the present invention provides an RGB point-controlled intelligent light string, which can control the color of multiple light strings through the program module, button, remote control module, WiFi module or Bluetooth module in the intelligent power supply control. Change, flexible operation.

In order to solve the above-mentioned technical problems, the present invention provides an RGB point-controlled intelligent light string, a plurality of light strings are connected in parallel on the main line, and the plurality of light strings form ice strip lights, curtain lights or net lights, and the light strings are composed of multiple RGB diodes are connected in series in sequence; the RGB diode is provided with a chip inside, and the chip has a built-in address, and the address is programmed through an encoder; the two ends of the main line are respectively connected with a male connector and a female connector, and the smart The power supply is connected by a plug, a controller and the female terminal of the power cord in turn, the male connector is connected to the female terminal, one end of the plug is connected to 220V voltage, the other end of the plug is connected to the controller, and the controller It includes filter circuit, MOSFET, DCDC transformer, driver, MCU, program module, button, remote control module, WiFi module, bluetooth module, heat dissipation component and drive module in sequence, and the output end of the filter circuit is connected to the input end and the input end of the MOSFET respectively. The DCDC transformer, the DCDC transformer outputs the DC power after changing the voltage to the driver and the MCU, and the MCU is connected in parallel with the program module, the button, the remote control module and the The WiFi module and the Bluetooth module, the WiFi module and the Bluetooth module are controlled by a wireless terminal, the output of the MCU passes through the heat dissipation component and the input of the drive module, and the output of the drive module and the DCDC transformer Both terminals are connected to the input terminal of the MOSFET, and the output terminal of the MOSFET is connected to the male connector.

Further, a filter for filtering noise is connected in series between the other end of the plug and the filter circuit.

Further, a resistance wire for current protection and a varistor for voltage limiting control are connected in series between the other end of the plug and the filter.

Further, the lengths of the multiple light strings in the icicle light are different, the lengths of the multiple light strings in the curtain light are the same, and the multiple light strings in the net lights are interwoven to form a mesh structure.

Further, the encoder includes an encoder button, a display board and a probe, the program inputted through the encoder button is displayed on the display board, and the correctness of the encoding is verified through the probe.

Further, the RGB diode includes an LED light bulb and a PC case, the LED light bulb is provided with the chip, and the LED light bulb is encapsulated in the PC case by epoxy resin.

Further, the outer diameter of the LED diode is 3mm, 4mm, 5mm or 8mm.

The technical effect of the present invention is: program module, button, remote control module and WiFi module and bluetooth module are connected in parallel in the circuit, can change the color of RGB diode by any one in program module, button, remote control module and WiFi module and bluetooth module, Easy to operate and flexible to use.

The RGB diode is equipped with a chip inside, and the color change of the light string is controlled by the button, realizing single control of multiple RGB diodes in the light string.

Description of drawings

Fig. 1 is a structural schematic diagram of a light string of an RGB point-controlled intelligent light according to the present invention;

Fig. 2-1, Fig. 2-2, Fig. 2-3 are the structural diagrams of the net light, curtain light and ice strip light of the RGB point-controlled intelligent light of the present invention in turn;

Fig. 3 is a structural schematic diagram of an encoder of an RGB point-controlled intelligent lamp according to the present invention;

Fig. 4 is a schematic diagram of the internal circuit structure of the RGB point-controlled intelligent lamp according to the present invention.

Among them, 1-light string; 2-main line; 3-light string segment; 4-wire segment; 5-RGB diode; 6-plug; 7-display board; 8-encoder button; 9-probe; 10-control Mechanism; 11-input end; 12-socket.

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments, so that those skilled in the art can better understand the present invention and implement it, but the examples given are not intended to limit the present invention.

As shown in Figure 2-1, Figure 2-2 and Figure 2-3, an RGB point-controlled smart light string, multiple light strings are connected in parallel on the main line, and the multiple light strings form an ice strip light, curtain light or net lamp.

According to a specific embodiment of the present invention, a plurality of light strings 1 are arranged vertically downward and both ends are connected to the main line in parallel. The RGB diodes 5 are connected in series in sequence, the light string segment 3 and the wire segment 4 are arranged at intervals along the horizontal direction of the main line, the RGB diodes 5 of the light string segment 3 are separated from each other from top to bottom, and are respectively separated from the left and right adjacent wire segments 4 Equidistantly connected, a plurality of light strings 1 are connected to each other to form a quadrilateral network structure, which plays a role in rendering the interior and is beautiful and generous.

As shown in Figure 2-1 and Figure 4, one end of the plug 6 is connected to the 220V power supply, and the other end of the plug 6 is connected to the control mechanism 10. Low-frequency filter circuit, the output end of the filter circuit is respectively connected to the input end of the MOSFET and the DCDC transformer, and the DCDC transformer outputs the DC power after changing the voltage to the driver and the MCU, and the MCU is connected in parallel with the program module, buttons, Remote control module, WiFi module and bluetooth module, the WiFi and bluetooth module is controlled by the wireless terminal, the output end of the MCU passes through the heat dissipation component and the drive module, the output end of the drive module and the DCDC transformer are connected to the input end of the MOSFET, and the output end of the MOSFET The output terminals are connected to both ends of the main line.

According to a specific embodiment of the present invention, the filter is a circuit or an operation processing system with a frequency selection function, and has the functions of filtering out noise and separating various signals. From the filter end to the filter circuit through the circuit board circuit, the basic function of the filter circuit is to allow a certain frequency current to pass or to prevent a certain frequency current from passing through four basic filter circuits: high-pass, low-pass, band-pass, and band-stop. Pass to prevent low frequency low pass: opposite to high pass Band pass: let the specified frequency current pass through it. Band stop (notch): prevent the specified frequency current from passing through it.

According to a specific embodiment of the present invention, the DCDC transformer converts the input direct current into alternating current through a self-excited oscillation circuit, and then converts the voltage to direct current output through the transformer, or converts the alternating current into high-voltage direct current output through a voltage doubler rectification circuit.

According to a specific embodiment of the present invention, MCU is also called single-chip microcomputer or single-chip microcomputer, which properly reduces the frequency and specifications of the central processing unit, and integrates memory, counter, USB, A/D conversion, UART, PLC, DMA, etc. Peripheral interfaces and even LCD driver circuits are integrated on a single chip to form a chip-level computer.

According to specific embodiments of the present invention, WiFi module and bluetooth module, remote control module, program module, button, WiFi and bluetooth module, WiFi module and bluetooth are integrated on PCBA board, are used for short distance wireless communication, are divided into data module by function and voice module. This module is mainly used in the field of short-distance wireless data transmission. It can be easily connected to Bluetooth or WIFI devices of PCs, mobile phones, and tablets, and can be easily connected to the driver module, avoiding cumbersome cable connections, and can directly replace serial cables. The function of the remote control module is control and function conversion transmission. A program module refers to an authored change component of a product's functional program file. A button is a type of switch.

From the output terminals of WiFi and Bluetooth modules, remote control modules, program modules, and buttons, the circuit board circuits are energized to reach the MCU.

From the output end of the MCU to the heat dissipation component through the circuit board circuit, the heat dissipation component is used as a temperature protection component.

The output terminals of the DCDC transformer and heat dissipation components reach the input terminal of the driver. The driver module is used to simulate the upper module of the tested module, which is equivalent to the main program of the tested module. From the driver output to the circuit board circuit to reach the MOSFET, the metal oxide half field effect transistor is a field effect transistor that can be widely used in analog circuits and digital circuits. From the MOSFET output to the load.

As shown in FIG. 3 , an address encoder is set inside the RGB diode 5 , and the RGB address encoder includes a display panel 7 for displaying parameter values, an encoder button 8 and a probe 9 for verifying whether the encoding is correct.

According to a specific embodiment of the present invention, the encoding is performed through the encoder key 8, the encoded program is displayed on the display panel 7, and the probe 9 is used to verify whether the encoding is correct.

According to a specific embodiment of the present invention, the encoder is powered through the input terminal 11 , the encoder is provided with a socket 12 , and the socket 12 is connected to the RGB diode 5 .

As shown in Figure 2-1 and Figure 4, a resistance wire for current protection and a varistor for voltage limiting control are set between the other end of the plug 6 and the filter.

According to a specific embodiment of the present invention, when a fault or abnormality occurs in the circuit, the current will continue to rise, and the rising current may damage some important devices or valuable devices in the circuit, and may also burn the circuit or even cause a fire. If a fuse is placed in the circuit, then the fuse will fuse itself to cut off the current when the current abnormally rises to a certain height and at a certain time, thereby protecting the safe operation of the circuit.

According to a specific embodiment of the present invention, the varistor is a voltage-limiting protection device. Using the nonlinear characteristics of the varistor, when an overvoltage occurs between the two poles of the varistor, the varistor can clamp the voltage to A relatively fixed voltage value, so as to realize the protection of the subsequent circuit.

According to a specific embodiment of the present invention, from the DCDC transformer end to the MCU through the circuit board circuit, the micro-control unit, also known as a single-chip microcomputer or a single-chip microcomputer, is to appropriately reduce the frequency and specifications of the central processing unit, and store memory, counter , USB, A/D conversion, UART, PLC, DMA and other peripheral interfaces, and even LCD driver circuits are integrated on a single chip to form a chip-level computer.

According to a specific embodiment of the present invention, the working principle of the RGB point-controlled smart light string is as follows:

Turn off the switch of any one of the program module, button, remote control module, WiFi module and Bluetooth module, turn on the other three to form a loop, and control the change of the RGB diode color by controlling the address encoder.

For RGB point-controlled smart light strings, for example, the product structure is shown in Figure 2, and there are 400 RGB diodes in total. (A total of 8 circuits, each circuit is 50 bulbs).

1. Full brightness function:

All red, then green, yellow, blue, white, pink and purple with a color transition time of 5 seconds.

2. Square overlay function:

All are red, the 2nd bulb in the 1st string, the 1st and 3rd bulbs in the 2nd string, the 2nd bulb in the 3rd string turns white and runs down, the display effect is running to the last bulb The time is 0.5 seconds. When the first pattern runs, the interval is 5 seconds, and the 4th, 5th, and 6th strings of patterns start to run.

3. Wave function:

Bulbs 5 and 6 in the first string are red, 7 and 8 in the second string are red, 5 and 6 in the third string are red, 7 and 8 in the fourth string are red, and so on (simultaneously on) . Then the first string is 7, 8 red, the second string is 5, 6 is red, the third string is 7, 8 is red, the fourth string is 5, 6 is red, and so on (at the same time), the color The interval of change is 5 seconds.

4. Chasing function:

All are white, then the 1st and 2nd strings are red, and the red runs backwards. When the 3rd and 4th strings are red, the 1st and 2nd strings turn into green, and then the red and green run backwards. The 2 strings turn yellow and blue successively. The four colors chase backwards together.

5. Automatic function: All the above functions will be demonstrated automatically.

The above-mentioned embodiments are only preferred embodiments for fully illustrating the present invention, and the protection scope of the present invention is not limited thereto. Equivalent substitutions or transformations made by those skilled in the art on the basis of the present invention are all within the protection scope of the present invention. The protection scope of the present invention shall be determined by the claims.

Claims (7)

1. a kind of RGB points control intelligence lamp string, which is characterized in that multiple lamp strings in parallel on main line, multiple lamp strings constitute ice item Lamp, curtain lamp or meshwork lamp, the lamp string are sequentially connected in series by multiple RGB diodes；Core is set inside the RGB diodes Piece, the built-in chip type address, described address are write by encoder；The both ends of the main line are connected separately with public access again Head and female connector, by the female terminal of plug, control mechanism and power cord, electric wire connects the intelligent power successively, the pin end The female terminal is connected, 220V voltages, the other end connection control mechanism of the plug, the control are accessed in one end of the plug Mechanism processed successively include filter circuit, MOSFET, DCDC transformer, driver, MCU, program module, button, remote control module, WiFi module, bluetooth module, radiating subassembly and drive module, the filter circuit output end are connected respectively to the MOSFET's Input terminal and the DCDC transformers, the DCDC transformers by change voltage after direct current be output to the driver and The MCU, the MCU have the program module, the button, the remote control module and described by wiring board circuit in parallel WiFi module and the bluetooth module, the WiFi module and bluetooth module are controlled by wireless terminal, the MCU output ends warp Cross the input terminal of the radiating subassembly and the drive module, the output end of the drive module and the DCDC transformers connects It is connected to the input terminal of the MOSFET, the output end of the MOSFET connects the pin end.

2. RGB points control intelligence lamp string according to claim 1, which is characterized in that the other end and filtered electrical of the plug The filter for filtering out noise is in series between road.

3. RGB points control intelligence lamp string according to claim 2, which is characterized in that the other end of the plug and the filter The resistance wire of current protection and the varistor of limited-voltage control are in series between wave device.

4. RGB points control intelligence lamp string according to claim 1, which is characterized in that the length of a plurality of lamp string in the ice bar lamp Degree is different, and the length of a plurality of lamp string is identical in the curtain lamp, and a plurality of mutual establishment in the meshwork lamp constitutes reticular structure.

5. RGB points control intelligence lamp string according to claim 1, which is characterized in that the encoder include encoder button, Display board and probe by the program display of encoder key-press input on the display board, and are verified by the probe Encode correctness.

6. RGB points control intelligence lamp string according to claim 1, which is characterized in that the RGB diodes include LED bulb With PC shells, the interior setting chip of the LED bulb, the LED bulb passes through in epoxy encapsulation PC shells.

7. RGB points control intelligence lamp string according to claim 1, which is characterized in that the outer diameter of the LED diodes be 3mm, 4mm, 5mm or 8mm.