Three-wire multi-path running water lamp based on multiple control modes

By combining three-line multi-channel LED light strips with multiple control methods including infrared, radio frequency and physical point control, the problem of the single control method of flowing lights is solved. It realizes flexible and diversified control of lighting effects and the integrated display of static constant light and dynamic flowing light, thereby improving user experience and market competitiveness.

CN121357752APending Publication Date: 2026-01-16NINGBO GOLDEN POWER ELECTRONICS CO LTD
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Patent Information

Application Number
CN202511604375.3
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-11-05
Publication Date
2026-01-16

AI Technical Summary

Technical Problem

Existing multi-channel flowing light control methods are limited in scope and suffer from insufficient driving capability, poor signal stability, and limited control flexibility, failing to meet users' needs for real-time and diversified adjustment of lighting effects.

Method used

It adopts a three-wire multi-channel LED light strip, combined with infrared reception, radio frequency reception and physical point control triple control method. The main control circuit generates control commands and outputs drive signals to realize flexible and diversified control of lighting effects.

Benefits of technology

Significantly improves the ease of control and functionality of the running light system, providing a fusion display of static constant light and dynamic running light, enhancing user experience and market competitiveness.

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Abstract

The invention provides a three-wire multi-path flowing water lamp based on multiple control modes, and relates to the technical field of lamp control, and the three-wire multi-path flowing water lamp comprises a controller and a three-wire multi-path LED lamp strip; the controller is composed of a power supply circuit, a master control circuit, a control circuit and a drive circuit. The control circuit integrates three input modes of infrared receiving, radio frequency receiving and physical point control, and sends a control signal through infrared remote control, radio frequency remote control or physical keys; the main control circuit generates corresponding control instructions according to signals generated by the main control circuit, different driving signals are output through the driving circuit, and the display mode of the lamp strip is changed. The three-wire multi-path LED lamp strip is adopted, a triple control mode is combined, the circuit structure is simple, flexible and diversified control over the multi-path light effect is achieved, and control convenience, function richness and user experience are remarkably improved.
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Description

Technical Field

[0001] This invention relates to the field of lighting control technology, and more specifically, to a three-wire multi-channel flowing light based on multiple control methods. Background Technology

[0002] Flowing lights, as a common decorative lighting device, are widely used in advertising signs, building outlines, creating festive atmospheres, and indoor and outdoor landscape lighting. Traditional flowing light control systems mostly use simple logic circuits or multi-channel direct drive methods, which have disadvantages such as single control mode, complex wiring, and poor scalability.

[0003] With technological advancements, intelligent running lights based on microcontrollers have emerged, offering enhanced functionality. However, when implementing complex control of multiple LED strips, especially to reduce the number of connecting wires between the controller and the strips for easier installation, the industry has proposed a "three-wire control of multiple channels" solution. But existing solutions often suffer from insufficient driving capability, poor signal stability, and limited control flexibility. For example, the control method is relatively simple, potentially supporting only a limited number of preset mode switching, lacking a convenient combination of remote and local manual control, and failing to meet users' needs for real-time and diversified adjustment of lighting effects (such as running speed, direction, brightness, and color). Summary of the Invention

[0004] The technical problem to be solved by the present invention is that the control method of multi-channel running lights in the prior art is singular. In order to overcome the above-mentioned defects of the prior art, the present invention provides a three-wire multi-channel running light based on multiple control methods.

[0005] This invention provides a three-wire multi-channel flowing light based on multiple control methods, including a controller and a light strip, wherein the light strip is a three-wire multi-channel LED light strip, and the controller includes: The power supply circuit has its input terminal electrically connected to an external power source. The main control circuit has its power supply terminal electrically connected to the power supply circuit. The control circuit includes an infrared receiving circuit for receiving infrared remote control signals and transmitting them to the main control circuit, an RF receiving circuit for receiving radio frequency signals and transmitting them to the main control circuit, and a point control circuit for receiving physical button signals and transmitting them to the main control circuit. The output terminals of the infrared receiving circuit, the RF receiving circuit, and the point control circuit are all electrically connected to the main control circuit. The driving circuit has its power supply terminal electrically connected to the power supply circuit, its control terminal electrically connected to the main control circuit, and its three-wire output terminal electrically connected to the three-wire input terminal of the light strip. The main control circuit generates corresponding control commands based on the signals generated by the control circuit, and outputs different drive signals to the light strip through the drive circuit to change the display mode of the light strip.

[0006] Compared with existing technologies, the three-wire multi-channel running light system proposed in this application has the following advantages: it adopts a three-wire multi-channel LED light strip combined with a triple control method integrating infrared reception, radio frequency reception, and physical point control, which achieves flexible and diversified control of multiple lighting effects while ensuring a simple circuit structure; it can be remotely operated via infrared remote control or radio frequency remote control, and can also be quickly set locally via a mode switching button; the main control circuit can intelligently respond and output multiple drive signals, thereby significantly improving the control convenience, functional richness, and user experience of the running light system.

[0007] In one possible implementation, the driving circuit includes a driver chip U3 and three driving units; the light strip is a three-wire, six-channel LED light strip. The input terminal of the driver chip U3 is electrically connected to the main control circuit through resistor R30, and is used to generate six control signals according to the control command; each driver unit receives two of the six control signals and outputs a one-line output terminal; the three-line output terminal is electrically connected to the three control lines of the three-line six-channel LED light strip.

[0008] Compared with existing technologies, by using a driver chip in conjunction with three symmetrical driver units, six control signals can be efficiently and stably aggregated into a three-wire output. This not only significantly simplifies the circuit structure, reduces component costs and controller size, but also improves the signal driving capability and system reliability. Thus, while ensuring precise control of complex and varied lighting effects for three-wire six-channel LED light strips, the overall solution achieves high cost-effectiveness and high efficiency.

[0009] In one possible implementation, the point control circuit includes a mode switching button and a status indicator light that are electrically connected to the main control circuit. The mode switching button is a button SW1, and the status indicator light is an LED. One end of the button SW1 is electrically connected to the main control circuit, and the other end of the button SW1 is electrically connected to the input terminal of the driver chip U3 through resistor R22; the LED is connected in series with resistor R21 and then in parallel across the two ends of the main control circuit.

[0010] Compared with existing technologies, connecting one end of the mode switching button to the input end of the driver chip U3 to achieve signal multiplexing not only simplifies wiring and saves I / O port resources of the main control chip, but also reduces costs. At the same time, the status indicator light is directly driven by the main control circuit, making the circuit simple and reliable, and providing clear and intuitive feedback on the system's working status, thus improving the overall integration and economy of the circuit.

[0011] In one possible implementation, each of the drive units includes a first switch, a second switch, and a third switch; The control terminal of the first switch is electrically connected to the driver chip U3 through a first resistor, the control terminal of the second switch is electrically connected to the driver chip U3 through a second resistor, the output terminals of the first and second switches are both grounded, the control terminal of the second switch is grounded through a third resistor, and the input terminal of the second switch is electrically connected to the output terminal of the third switch. The control terminal of the third switch is electrically connected to the input terminal of the first switch through a fourth resistor. The control terminal of the third switch is electrically connected to the power supply circuit through a fifth resistor. The input terminal of the third switch is electrically connected to the power supply circuit. The input terminal of the second switch is the output terminal of the drive unit.

[0012] Compared with existing technologies, the composite amplifier circuit composed of three switching transistors uses the first and second switching transistors for signal preprocessing and logic control, and the third switching transistor as the power output stage. This structure not only achieves efficient and stable amplification of small current control signals to drive high-power LED light strips, but also ensures the stability of each stage's operating point through a resistor network, significantly improving the circuit's load capacity, anti-interference ability, and overall reliability.

[0013] In one possible implementation, the first switch, the second switch, and the third switch are all transistors or MOSFETs.

[0014] In one possible implementation, the power supply circuit includes a fuse FR1, a rectifier bridge BD1, a startup circuit, a power chip U1, and a transformer T1. The starting circuit includes inductors L1 and L2, resistors R1A and R1B, and capacitors C1 and C2; resistor R1A is connected in parallel across inductor L1, resistor R1B is connected in parallel across inductor L2, the first terminal of inductor L1 is electrically connected to the first terminal of inductor L2 through capacitor C1, the second terminal of inductor L1 is electrically connected to the second terminal of inductor L2 through capacitor C2, and the second terminal of inductor L2 is grounded; The first AC input terminal of the rectifier bridge BD1 is electrically connected to the live wire through the fuse FR1. The second AC input terminal of the rectifier bridge BD1 is electrically connected to the neutral wire. The positive DC terminal of the rectifier bridge BD1 is electrically connected to the first terminal of the inductor L1. The second terminal of the inductor L1 is electrically connected to the first terminal of the primary winding of the transformer T1 through the power chip U1. The second terminal of the primary winding of the transformer T1 is grounded.

[0015] Compared with existing technologies, the composite startup circuit, which includes LC filtering and resistor damping, can effectively suppress surge current and electromagnetic interference at the moment of power-on. Combined with rectification, professional power chips and transformer isolation design, it provides a stable, clean and safe DC operating voltage for subsequent circuits, thereby significantly improving the anti-interference capability, startup reliability and long-term operating stability of the entire controller system.

[0016] In one possible implementation, the infrared receiving circuit includes an infrared receiver QP1; The power supply terminal of the infrared receiver QP1 is electrically connected to the power supply terminal of the main control circuit, the ground terminal of the infrared receiver QP1 is grounded, and the output terminal of the infrared receiver QP1 is electrically connected to the main control circuit.

[0017] In one possible implementation, the display modes of the light strip include at least one of the following: static constant light, water flow speed variation, water flow direction variation, water flow brightness variation, water flow color variation, and switching between various preset dynamic effects.

[0018] Compared with existing technologies, by integrating the flexible switching of water flow speed, direction, brightness, color and even multiple preset dynamic effects, users can easily obtain a variety of lighting performances from simple to gorgeous according to scene requirements, which greatly enhances the visual appeal and scene adaptability of the product, thereby significantly improving the user experience and the market competitiveness of the product; at the same time, it also achieves traditional full-brightness lighting through static constant lighting.

[0019] In one possible implementation, the light strip is a three-wire, five-channel light strip, where the static constant light means that one channel of the light strip is constantly lit, while the other four channels of the light strip display a flowing light pattern.

[0020] Compared with existing technologies, this technology achieves the fusion of static constant light and dynamic flowing light display modes with a simplified structure using only three control lines, creating a visually striking and dynamic effect. It simplifies the hardware structure and wiring complexity, reduces costs, and greatly enriches the expressive power of lighting, thus having higher practical value and market appeal in advertising decoration, atmosphere creation, and other fields. Attached Figure Description

[0021] Figure 1 This is an overall circuit diagram of a three-wire multi-channel running light based on multiple control methods according to the present invention; Figure 2 This is another embodiment of the power supply circuit for a three-wire multi-channel running light based on multiple control methods according to the present invention. Detailed Implementation

[0022] First, those skilled in the art should understand that these embodiments are merely used to explain the technical principles of the embodiments of this application and are not intended to limit the scope of protection of the embodiments of this application. Those skilled in the art can make adjustments as needed to adapt to specific application scenarios.

[0023] In the description of the embodiments of this application, it should be noted that, unless otherwise explicitly specified and limited, the terms "connected" and "linked" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium. Those skilled in the art can understand the specific meaning of the above terms in the embodiments of this application based on the specific circumstances.

[0024] The present application will now be described in further detail with reference to the accompanying drawings and specific embodiments.

[0025] See Figure 1 As shown in the figure, this application discloses a three-wire multi-channel running light based on multiple control methods, including a controller and a light strip. The light strip is a three-wire multi-channel LED light strip, and the controller includes: The power supply circuit has its input terminal electrically connected to an external power source. The main control circuit has its power supply terminal electrically connected to the power supply circuit. The control circuit includes an infrared receiving circuit for receiving infrared remote control signals and transmitting them to the main control circuit, an RF receiving circuit for receiving radio frequency signals and transmitting them to the main control circuit, and a point control circuit for receiving physical button signals and transmitting them to the main control circuit. The output terminals of the infrared receiving circuit, the RF receiving circuit, and the point control circuit are all electrically connected to the main control circuit. The driving circuit has its power supply terminal electrically connected to the power supply circuit, its control terminal electrically connected to the main control circuit, and its three-wire output terminal electrically connected to the three-wire input terminal of the light strip. The main control circuit generates corresponding control commands based on the signals generated by the control circuit, and outputs different drive signals to the light strip through the drive circuit to change the display mode of the light strip.

[0026] Employing a three-wire, multi-channel LED light strip combined with a triple control method integrating infrared reception, radio frequency reception, and physical point control, this system achieves flexible and diverse control of multiple lighting effects while maintaining a simple circuit structure. It can be operated remotely via infrared or radio frequency, and can also be quickly set locally via a mode switching button. The main control circuit can intelligently respond and output various drive signals, thereby significantly improving the control convenience, functionality, and user experience of the running light system.

[0027] In this embodiment, the light strip is a three-wire, six-channel LED light strip, specifically including LED2, LED3, LED4, LED5, LED6, and LED7; The negative terminal of LED2, the positive terminal of LED3, the negative terminal of LED6, and the positive terminal of LED7 are all electrically connected to the output terminal of the first driving unit. The positive terminal of LED2, the negative terminal of LED3, the negative terminal of LED4, and the positive terminal of LED5 are all electrically connected to the output terminal of the second driving unit. The positive terminal of LED4, the negative terminal of LED5, the positive terminal of LED6, and the negative terminal of LED7 are all electrically connected to the output terminal of the third driving unit.

[0028] Of course, in actual use, it can also be a three-wire five-channel LED light strip (one less LED than a three-wire six-channel LED light strip).

[0029] In this embodiment, the driving circuit includes a driving chip U3 and three driving units.

[0030] The input terminal of the driver chip U3 is electrically connected to the main control circuit through resistor R30, and is used to generate six control signals according to the control command. Each driver unit receives two of the six control signals and outputs one line output terminal. The three-line output terminal is electrically connected to the three control lines of the three-line six-channel LED light strip.

[0031] By using a driver chip in conjunction with three symmetrical driver units, six control signals are efficiently and stably aggregated into a three-wire output. This not only significantly simplifies the circuit structure, reduces component costs and controller size, but also improves the signal driving capability and system reliability. Thus, while ensuring precise control of complex and varied lighting effects for three-wire six-channel LED light strips, the overall solution achieves high cost-effectiveness and high efficiency.

[0032] In this embodiment, the point control circuit includes a mode switching button and a status indicator light that are electrically connected to the main control circuit. The mode switching button is button SW1, and the status indicator light is LED. One end of button SW1 is electrically connected to the main control circuit, and the other end of button SW1 is electrically connected to the input terminal of the driver chip U3 through resistor R22. The LED is connected in series with resistor R21 and then in parallel across the two ends of the main control circuit.

[0033] Connecting one end of the mode switching button to the input of the driver chip U3 enables signal multiplexing, which not only simplifies wiring and saves I / O port resources of the main control chip, but also reduces costs. At the same time, the status indicator light is directly driven by the main control circuit, making the circuit simple and reliable, and providing clear and intuitive feedback on the system's working status, thus improving the overall integration and economy of the circuit.

[0034] In this embodiment, each driving unit includes a first switching transistor (attached). Figure 1 Q7, Q8, Q9 in the middle), the second switching transistor (attached) Figure 1 Q1, Q3, Q5) and the third switching transistor (attached) Figure 1 (Q2, Q4, Q6 in the text).

[0035] The control terminal of the first switching transistor is connected to the first resistor (attached). Figure 1 R43, R45, and R46 are electrically connected to the driver chip U3. The control terminal of the second switching transistor is connected to the second resistor (attached). Figure 1 R37, R39, and R41 are electrically connected to the driver chip U3. The output terminals of both the first and second switching transistors are grounded. The control terminal of the second switching transistor is connected to the third resistor (attached). Figure 1 R31, R33, and R35 in the transistor are grounded, and the input terminal of the second switch is electrically connected to the output terminal of the third switch. The control terminal of the third switch is connected to the fourth resistor (attached). Figure 1 R40, R42, and R44 are electrically connected to the input terminal of the first switching transistor, and the control terminal of the third switching transistor is connected to the fifth resistor (attached). Figure 1 R32, R34, and R36 are electrically connected to the power supply circuit, the input terminal of the third switch is electrically connected to the power supply circuit, and the input terminal of the second switch is the output terminal of the drive unit.

[0036] A composite amplifier circuit consisting of three switching transistors is adopted. The first and second switching transistors are used for signal preprocessing and logic control, and the third switching transistor is used as the power output stage. This structure not only achieves efficient and stable amplification of small current control signals to drive high-power LED light strips, but also ensures the stability of the operating points of each stage through a resistor network, significantly improving the circuit's load capacity, anti-interference ability and overall reliability.

[0037] In this embodiment, the first switch, the second switch, and the third switch are all transistors or MOSFETs.

[0038] See Figure 1 As shown, in this embodiment, the power supply circuit includes a fuse FR1, a rectifier bridge BD1, a startup circuit, a power chip U1, and a transformer T1.

[0039] The starting circuit includes inductors L1 and L2, resistors R1A and R1B, and capacitors C1 and C2. Resistor R1A is connected in parallel across inductor L1, and resistor R1B is connected in parallel across inductor L2. The first terminal of inductor L1 is electrically connected to the first terminal of inductor L2 through capacitor C1, and the second terminal of inductor L1 is electrically connected to the second terminal of inductor L2 through capacitor C2. The second terminal of inductor L2 is grounded. The first AC input terminal of rectifier bridge BD1 is electrically connected to the live wire through fuse FR1, and the second AC input terminal of rectifier bridge BD1 is electrically connected to the neutral wire. The positive DC terminal of rectifier bridge BD1 is electrically connected to the first terminal of inductor L1, and the second terminal of inductor L1 is electrically connected to the first terminal of the primary winding of transformer T1 through power chip U1. The second terminal of the primary winding of transformer T1 is grounded.

[0040] The composite startup circuit, which incorporates LC filtering and resistor damping, effectively suppresses surge current and electromagnetic interference at the moment of power-on. Combined with rectification, professional power chips, and transformer isolation design, it provides a stable, clean, and safe DC operating voltage for subsequent circuits, thereby significantly improving the anti-interference capability, startup reliability, and long-term operational stability of the entire controller system.

[0041] See Figure 2 As shown, this is another embodiment of the power supply circuit. The output terminal of the startup circuit is electrically connected through the power chip U1, and the power chip U1 is then connected to the transformer T1.

[0042] In this embodiment, the infrared receiving circuit includes an infrared receiver QP1; the power supply terminal of the infrared receiver QP1 is electrically connected to the power supply terminal of the main control circuit, the ground terminal of the infrared receiver QP1 is grounded, and the output terminal of the infrared receiver QP1 is electrically connected to the main control circuit.

[0043] In this embodiment, the display modes of the light strip include at least one of the following: static constant light, water flow speed change, water flow direction change, brightness change, color change, and switching between various preset dynamic effects.

[0044] By integrating the flexible switching of water flow speed, direction, brightness, color, and even multiple preset dynamic effects, users can easily obtain a variety of lighting effects from simple to gorgeous according to scene requirements, which greatly enhances the visual appeal and scene adaptability of the product, thereby significantly improving the user experience and the product's market competitiveness.

[0045] The display module of the light strip can display a continuous light pattern, or it can display a partial continuous light pattern while another part remains constantly lit. For example, in a static constant-light display, all the lights on the light strip can be constantly lit, or a portion of the lights on the light strip can be constantly lit while the other portion displays a continuous light pattern.

[0046] In this embodiment, if the light strip is a three-wire, five-channel light strip, its static constant-on mode consists of one channel constantly lit, while the other four channels display a flowing light pattern. This achieves a fusion of static constant-on and dynamic flowing light display modes within a simplified structure using only three control lines, creating a layered and dynamic visual effect. It simplifies the hardware structure and wiring complexity, reduces costs, and greatly enriches the expressive power of lighting, thus possessing higher practical value and market appeal in advertising decoration, atmosphere creation, and other fields.

[0047] In the description of the embodiments of this application, it should be noted that the terms "inner" and "outer" and other terms indicating direction or positional relationship are based on the direction or positional relationship shown in the drawings. This is only for the convenience of description and does not indicate or imply that the device or component must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, it should not be construed as a limitation of this application.

[0048] In the description of this application, the references to terms such as "an embodiment," "some embodiments," "in this embodiment," "specific example," or "some examples," etc., refer to specific features, structures, materials, or characteristics described in connection with that embodiment or example, which are included in at least one embodiment or example of this application. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. Moreover, without contradiction, those skilled in the art can combine and integrate the different embodiments or examples described in this specification, as well as the features of different embodiments or examples.

[0049] The above description is merely a specific embodiment of this application, but the scope of protection of this application is not limited thereto. Any variations or substitutions that can be easily conceived by those skilled in the art within the technical scope disclosed in this application should be included within the scope of protection of this application. Therefore, the scope of protection of this application should be determined by the scope of the claims.

Claims

1. A three-wire multi-circuit water flow lamp based on a plurality of control modes, characterized in that, The application relates to a controller and a three-wire multi-channel LED lamp strip. A power supply circuit is electrically connected with an external power supply at an input end; A main control circuit is electrically connected with the power supply circuit at a power supply end; A control circuit comprises an infrared receiving circuit for receiving an infrared remote control signal and transmitting the signal to the main control circuit, an RF receiving circuit for receiving an RF signal and transmitting the signal to the main control circuit, and a point control circuit for receiving a physical button signal and transmitting the signal to the main control circuit, wherein the output end of the infrared receiving circuit, the output end of the RF receiving circuit and the output end of the point control circuit are all electrically connected with the main control circuit; A driving circuit is electrically connected with the power supply circuit at a power supply end, electrically connected with the main control circuit at a control end, and electrically connected with the three-wire input end of the lamp strip at a three-wire output end; The main control circuit generates corresponding control instructions according to the signals generated by the control circuit, and outputs different driving signals to the lamp strip through the driving circuit to change the display mode of the lamp strip.

2. The three-wire multi-way candelabra base lamp based on multiple control modes according to claim 1, characterized in that, The driving circuit comprises a driving chip U3 and three driving units; and the lamp strip is a three-wire six-channel LED lamp strip. The input end of the driving chip U3 is electrically connected with the main control circuit through a resistor R30, and is used for generating six-channel control signals according to the control instructions; each driving unit corresponds to receive two channels of the six-channel control signals, and outputs a one-wire output end; and the three-wire output end is electrically connected with the three control lines of the three-wire six-channel LED lamp strip.

3. The three-wire multi-circuit water flow lamp based on multiple control modes according to claim 2, characterized in that, The point control circuit comprises a mode switching button and a state indicating lamp which are electrically connected with the main control circuit, wherein the mode switching button is a button SW1, and the state indicating lamp is an LED. One end of the button SW1 is electrically connected with the main control circuit, and the other end of the button SW1 is electrically connected with the input end of the driving chip U3 through a resistor R22; and the LED is connected in series with a resistor R21 and is connected in parallel between the two ends of the main control circuit.

4. The three-wire multi-way candelabra base lamp of claim 2, wherein, Each driving unit comprises a first switch tube, a second switch tube and a third switch tube. The control end of the first switch tube is electrically connected with the driving chip U3 through a first resistor, the control end of the second switch tube is electrically connected with the driving chip U3 through a second resistor, the output end of the first switch tube and the output end of the second switch tube are grounded, the control end of the second switch tube is grounded through a third resistor, the input end of the second switch tube is electrically connected with the output end of the third switch tube, the control end of the third switch tube is electrically connected with the input end of the first switch tube through a fourth resistor, the control end of the third switch tube is electrically connected with the power supply circuit through a fifth resistor, the input end of the third switch tube is electrically connected with the power supply circuit, and the input end of the second switch tube is the output end of the driving unit. The first switch tube, the second switch tube and the third switch tube are all triodes or MOS tubes.

5. The three-wire multi-way candelabra base lamp of claim 4, wherein, The power supply circuit comprises a fuse FR1, a rectifier bridge BD1, a starting circuit, a power supply chip U1 and a transformer T1.

6. The multi-control mode based three-wire multi-circuit water flow lamp according to claim 1, wherein, ​ The starting circuit comprises inductors L1 and L2, resistors R1A and R1B, and capacitors C1 and C2; the resistor R1A is connected in parallel across the inductor L1, the resistor R1B is connected in parallel across the inductor L2, the first end of the inductor L1 is electrically connected to the first end of the inductor L2 through the capacitor C1, the second end of the inductor L1 is electrically connected to the second end of the inductor L2 through the capacitor C2, and the second end of the inductor L2 is grounded; The first AC input end of the rectifier bridge BD1 is electrically connected to the live wire through the fuse FR1, the second AC input end of the rectifier bridge BD1 is electrically connected to the neutral wire, the positive DC terminal of the rectifier bridge BD1 is electrically connected to the first end of the inductor L1, the second end of the inductor L1 is electrically connected to the first end of the primary winding of the transformer T1 through the power supply chip U1, and the second end of the primary winding of the transformer T1 is grounded.

7. The multi-control mode based three-wire multi-circuit water flow lamp according to claim 1, wherein, The infrared receiving circuit comprises an infrared receiver QP1. The power supply end of the infrared receiver QP1 is electrically connected to the power supply end of the main control circuit, the ground end of the infrared receiver QP1 is grounded, and the output end of the infrared receiver QP1 is electrically connected to the main control circuit.

8. The multi-control mode based three-wire multi-circuit water flow lamp according to claim 1, wherein, The display mode of the lamp strip comprises at least one of the following: static constant light, flowing water speed change, flowing water direction change, flowing water brightness change, flowing water color change, and switching of multiple preset dynamic effects.

9. The three-wire multi-circuit water flow lamp based on multiple control modes according to claim 8, characterized in that, The lamp strip is a three-wire five-way lamp strip, the static constant light is a constant display of one way of the lamp strip, and the other four ways of the lamp strip are flowing water lamp displays.