Colorful bulb capable of changing colors regularly

Abstract

The invention belongs to the technical field of colored lamps, and discloses a colored lamp bulb capable of changing colors regularly, which comprises a micro-control element, the micro-control element is electrically connected with a plurality of first branch circuits, each first branch circuit is provided with an LED lamp, the micro-control element controls the on-off of the LED lamp in each first branch circuit, and the micro-control element is electrically connected with a power supply. The negative electrode of the power source is electrically connected with the micro-control element through the bridge rectifier, and the positive electrode of the power source is electrically connected with the multiple first branch circuits through the bridge rectifier. The LED lamp is simple and reasonable in structure, the micro-control element is electrically connected with the multiple first branch circuits, the multiple first branch circuits are connected in parallel, and each first branch circuit comprises an LED lamp; the LED lamps which are mutually connected in parallel are independently controlled through the micro-control element, so that the overall change of the colored lamp is more diversified, the displayed effect is more layered, and the attractiveness of the colored lamp is improved.

Description

Technical Field

[0001] The invention belongs to the technical field of colored lamps, and in particular relates to a colored lamp with regularly changing colors. Background Art

[0002] Lanterns are decorative and illuminating fixtures typically composed of colored bulbs, LEDs, or other light-emitting elements. Available in a variety of shapes and colors, they are commonly used for festivals, celebrations, commercial spaces, and home decoration. Lanterns not only provide soft light but also create a warm, festive, or romantic atmosphere, adding to the festive atmosphere or enhancing the aesthetic appeal of any venue.

[0003] The invention patent with publication number CN103090295A discloses an LED colored lamp. One end of the enameled wire is connected to a plug, and the output end of the controller is connected to a terminal head. The plug and the terminal head are connected to connect the LED light string to the output end of the controller, realizing quick connection between the LED light string and the controller and easy installation.

[0004] However, the above solution has the following problems: in the above solution, multiple LED lights are connected in series with the controller. Each time the controller is controlled, it can only control the series lights to change regularly, which can achieve fewer effects and poor aesthetics. Summary of the Invention

[0005] To overcome the above technical problems, the present invention provides a colored light bulb that changes color regularly. By individually controlling each LED lamp connected in parallel through a micro-control element, the overall changes of the colored lights can be made more diverse, the displayed effect can be more layered, and the beauty of the colored lights can be increased.

[0006] The present invention adopts the following technical solutions: Preferably, a sixth resistor is connected in series between the negative electrode of the power supply and the bridge stack.

[0007] Preferably, one end of the second capacitor is electrically connected between the fifth resistor and the micro-control element, and the other end of the second capacitor is connected between the fourth resistor and the second branch circuit.

[0008] Preferably, the positive electrode of the power supply is connected in series with a fifth resistor and then electrically connected to the micro-control element.

[0009] Preferably, a fourth resistor is connected in series between the bridge stack and the second branch circuit.

[0010] Preferably, a third resistor, a first capacitor and a voltage-stabilizing diode are connected between the two second branch circuits, and the third resistor, the first capacitor and the voltage-stabilizing diode are connected in parallel.

[0011] Preferably, the microcontroller is connected in series with two second branch circuits via pins, the two second branch circuits are connected in parallel with each other, and the bridge stack is electrically connected to the microcontroller after being connected in series with the two second branch circuits.

[0012] Preferably, a second resistor is connected in series between the first branch circuit and the bridge stack.

[0013] Preferably, the first branch circuit further includes a first resistor, which is connected in series between the microcontroller and the LED lamp. The first branch circuit further includes a transistor, the emitter of the transistor is grounded, the base of the transistor is connected in series with the LED lamp, and the collector of the transistor is connected in series with the bridge stack.

[0014] A colored light bulb that changes colors regularly includes a microcontroller, which is electrically connected to multiple first branch circuits. Each first branch circuit is provided with an LED lamp. The microcontroller controls the switching of the LED lamp in each first branch circuit. The microcontroller is electrically connected to a power supply, the negative pole of the power supply is electrically connected to the microcontroller via a bridge stack, and the positive pole of the power supply is electrically connected to the multiple first branch circuits via the bridge stack.

[0015] Compared with the prior art, the present invention has the following beneficial effects: 1. The present invention electrically connects a plurality of first branch circuits via a microcontroller, wherein the plurality of first branch circuits are connected in parallel. The first branch circuits include LED lamps. By individually controlling each of the parallel LED lamps via the microcontroller, the overall changes of the colored lantern can be more diverse, the display effect can be more layered, and the aesthetics of the colored lantern can be enhanced. 2. In the present invention, a voltage stabilizing diode is connected between the two second branch circuits to maintain the voltage stability in the circuit and avoid damage to the microcontroller or circuit abnormality caused by voltage fluctuations. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a circuit connection diagram of the present invention.

[0017] 1. Microcontroller; 2. First resistor; 3. LED lamp; 4. Transistor; 5. Second resistor; 6. Power supply; 7. Sixth resistor; 8. Bridge rectifier; 9. Fifth resistor; 10. Fourth resistor; 11. Second capacitor; 12. Zener diode; 13. First capacitor; 14. Third resistor.

[0018] Description of reference numerals: DETAILED DESCRIPTION

[0019] The following describes embodiments of the present invention in detail. Examples of the embodiments are shown in the accompanying drawings. The same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. Unless otherwise specified, the raw materials and equipment used are commercially available or commonly used in the art. The methods in the embodiments, unless otherwise specified, are conventional methods in the art. The embodiments described below with reference to the accompanying drawings are exemplary and are intended only to explain the present invention and are not to be construed as limiting the present invention.

[0020] Microcontroller 1 has two second branch circuits connected in series via pins. The two second branch circuits are connected in parallel. A bridge rectifier 8 is connected in series with the two second branch circuits and then electrically connected to microcontroller 1. A third resistor 14, a first capacitor 13, and a Zener diode 12 are connected between the two second branch circuits. The third resistor 14, the first capacitor 13, and the Zener diode 12 are connected in parallel. A fourth resistor 10 is connected in series between the bridge rectifier 8 and the second branch circuits. The positive electrode of power supply 6 is connected in series with a fifth resistor 9 and then electrically connected to microcontroller 1. One end of a second capacitor 11 is electrically connected between the fifth resistor 9 and microcontroller 1. The other end of second capacitor 11 is connected between the fourth resistor 10 and the second branch circuit.

[0021] A colored light bulb that regularly changes color includes a microcontroller 1 electrically connected to four first branch circuits, each of which is connected in series with an LED lamp 3. The microcontroller 1 controls the switching of the LED lamp 3 in each first branch circuit. The first branch circuit also includes a first resistor 2 connected in series between the microcontroller 1 and the LED lamp 3. The microcontroller 1 is electrically connected to a power supply 6, the negative electrode of the power supply 6 being electrically connected to the microcontroller 1 via a bridge stack 8. A sixth resistor 7 is connected in series between the negative electrode of the power supply 6 and the bridge stack 8. The positive electrode of the power supply 6 is connected in series with the four first branch circuits via the bridge stack 8. The first branch circuit also includes a transistor 4, the emitter of the transistor 4 being grounded, the base of the transistor 4 being connected in series with the LED lamp 3, the collector of the transistor 4 being connected in series with the bridge stack 8, and a second resistor 5 being connected in series between the first branch circuit and the bridge stack 8. Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to the above embodiments without departing from the principles and purpose of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. A color light bulb with regularly changing colors, comprising a microcontroller, characterized in that: The micro-control element is electrically connected to multiple first branch circuits, each of which is provided with an LED lamp. The micro-control element controls the switching of the LED lamp in each first branch circuit. The micro-control element is electrically connected to a power supply, the negative pole of the power supply is electrically connected to the micro-control element through a bridge stack, and the positive pole of the power supply is electrically connected to the multiple first branch circuits through the bridge stack.

2. The color light bulb with regular color changes according to claim 1, characterized in that: The first branch circuit also includes a first resistor connected in series between the microcontroller and the LED lamp. The first branch circuit also includes a transistor, the emitter of the transistor is grounded, the base of the transistor is connected in series with the LED lamp, and the collector of the transistor is connected in series with the bridge stack.

3. The color light bulb with regular color changes according to claim 1, characterized in that: A second resistor is connected in series between the first branch circuit and the bridge stack.

4. The color light bulb with regular color changes according to claim 1, characterized in that: The microcontroller is connected in series with two second branch circuits through pins. The two second branch circuits are connected in parallel with each other. The bridge stack is connected in series with the two second branch circuits and then electrically connected to the microcontroller.

5. The color light bulb with regular color changes according to claim 4, characterized in that: A third resistor, a first capacitor and a voltage-stabilizing diode are connected between the two second branch circuits, and the third resistor, the first capacitor and the voltage-stabilizing diode are connected in parallel.

6. The color light bulb with regular color changes according to claim 4, characterized in that: A fourth resistor is connected in series between the bridge stack and the second branch circuit.

7. The color light bulb with regularly changing colors according to claim 6, characterized in that: The positive electrode of the power supply is connected in series with a fifth resistor and then electrically connected to the micro-control element.

8. The color light bulb with regularly changing colors according to claim 7, characterized in that: One end of the second capacitor is electrically connected between the fifth resistor and the micro-control element, and the other end of the second capacitor is connected between the fourth resistor and the second branch circuit.

9. The color light bulb with regularly changing colors according to claim 1, characterized in that: A sixth resistor is connected in series between the negative electrode of the power supply and the bridge stack.

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