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CN-224233876-U - Sub-control circuit of high-voltage color LED lamp strip

CN224233876UCN 224233876 UCN224233876 UCN 224233876UCN-224233876-U

Abstract

The utility model provides a sub-accuse circuit in high-voltage color LED lamp area, includes two live wire circuits, zero line circuit that extend along lamp area length direction and a plurality of control unit of arranging along lamp area length direction, control unit includes second rectifier module, sub-accuse singlechip and multiple lighting module that operating voltage equals with the commercial power, two input of second rectifier module are connected to respectively live wire circuit and zero line circuit, its output is connected to sub-singlechip with multiple lighting module, sub-accuse singlechip respectively control in this control unit multiple lighting module, the sub-accuse singlechip of the first control unit in lamp area is used for accepting external control instruction to transmit in proper order through the sub-accuse singlechip of follow-up each control unit. The utility model has the advantages of various control effects, simple manufacturing process, reduced circuit voltage and the like.

Inventors

  • ZHOU XIANGCUN

Assignees

  • 江门市锦创照明有限公司

Dates

Publication Date
20260512
Application Date
20250402

Claims (4)

  1. 1. The sub-control circuit of the high-voltage color LED lamp strip is characterized by comprising two live wire circuits, a zero line circuit and a plurality of control units, wherein the live wire circuits and the zero line circuits extend along the length direction of the lamp strip, the control units are arranged along the length direction of the lamp strip, each control unit comprises a second rectifying module, a sub-control singlechip and a plurality of light-emitting modules with working voltage equal to that of commercial power, two input ends of each second rectifying module are respectively connected to the live wire circuits and the zero line circuits, output ends of each second rectifying module are connected to the sub-control singlechip and the plurality of light-emitting modules, the sub-control singlechip respectively controls the plurality of light-emitting modules in the control unit, and the sub-control singlechip of a first control unit on the lamp strip is used for receiving external control instructions and sequentially transmits the external control instructions through the sub-control singlechips of subsequent control units.
  2. 2. The sub-control circuit of the high-voltage color LED lamp strip according to claim 1, wherein the second rectifying module is a patch bridge stack, the output end of the second rectifying module comprises a second positive electrode and a second negative electrode, the sub-control singlechip comprises a sub-control chip positive electrode, a sub-control chip negative electrode, a first output pin, a second output pin, a third output pin, a signal output pin and a signal input pin, the plurality of light emitting modules comprise a red light module, a green light module and a blue light module, the positive electrode of the sub-control chip is connected to the second positive electrode through a seventh resistor and is connected to the second negative electrode through a fifth diode, a sixth capacitor and an eighth resistor which are connected in parallel, the negative electrode of the sub-control chip is connected to the second negative electrode, the first output pin, the second output pin and the third output pin are respectively connected to bases of a first triode, a second triode and a third triode through a ninth resistor, a tenth resistor and an eleventh resistor, the first triode and the third triode are connected to the second triode and the third triode respectively, the positive electrode of the first triode and the third triode is connected to the second triode and the negative electrode of the third triode respectively, the signal input unit is connected to the second triode and the signal input unit is connected to the positive electrode of the third triode.
  3. 3. The sub-control circuit of the high-voltage color LED lamp strip of claim 2, wherein the sub-control singlechip is internally provided with an independent control program, when a signal input pin of the sub-control singlechip receives an external control instruction, the external control instruction is preferentially executed, and otherwise, the sub-control circuit runs according to the internal control program.
  4. 4. The sub-control circuit of the high-voltage color LED lamp strip of claim 2, wherein the red light module, the green light module and the blue light module are respectively formed by connecting a plurality of red light LED lamp beads, green light LED lamp beads, blue light LED lamp beads and a plurality of resistors in series, and the working voltage is 220V.

Description

Sub-control circuit of high-voltage color LED lamp strip Technical Field The utility model relates to an LED lamp circuit, and particularly discloses a sub-control circuit of a high-voltage color LED lamp strip. Background The high-voltage color LED lamp strip is a lamp strip with 220V working voltage and can be directly connected with commercial power, and comprises a sheath, a power wire and a plurality of sections of circuit boards, wherein the power wire and the circuit boards are wrapped in the sheath, and color LED lamp beads are arranged on the circuit boards. The high-voltage color LED lamp strip has the advantages of complex manufacturing process and low production efficiency because each section of circuit board needs to be connected with a lead wire by welding, and single lighting effect because the lamp strip is controlled by an external controller only and the lighting color can be changed integrally and cannot be changed in sections. The low-voltage color LED lamp strip is characterized in that the working voltage is 12V to 36V, a driving power supply is required to be connected to a commercial power lamp strip, the low-voltage color LED lamp strip comprises a sheath, a circuit board is wrapped in the sheath, and color LED lamp beads are arranged on the circuit board. The low-voltage color LED lamp strip is large in circuit voltage drop due to low-voltage transmission of current through a circuit on the circuit board, when the length (or power) of the lamp strip exceeds a certain value, the brightness of the rear LED lamp beads is reduced, even the rear LED lamp strip cannot work normally, and the brightness of the lamp strip is uneven. Disclosure of utility model Based on the above, it is necessary to provide a sub-control circuit of a color LED lamp strip with simple manufacturing process, high production efficiency and reduced circuit voltage, aiming at the problems of the prior art. In order to solve the problems in the prior art, the utility model discloses a sub-control circuit of a high-voltage color LED lamp strip, which comprises two live wire circuits, a zero line circuit and a plurality of control units, wherein the live wire circuits, the zero line circuits and the plurality of control units are arranged along the length direction of the lamp strip, the control units comprise a second rectifying module, a sub-control singlechip and a plurality of light emitting modules with working voltage equal to that of commercial power, two input ends of the second rectifying module are respectively connected to the live wire circuits and the zero line circuits, output ends of the second rectifying module are connected to the sub-control singlechip and the plurality of light emitting modules, the sub-control singlechip respectively controls the plurality of light emitting modules in the control units, and the sub-control singlechip of a first control unit on the lamp strip is used for receiving external control instructions and sequentially transmits the external control instructions through the sub-control singlechip of each subsequent control unit. The utility model has the beneficial effects that the sub-control singlechip of the first control unit on the lamp belt can receive external control instructions and sequentially transmit the external control instructions through the sub-control singlechip of each control unit, the sub-control singlechip of each control unit controls three light-emitting modules in the control unit, so that the light-emitting modules among the plurality of control units of the lamp belt mutually correspond to realize the lighting effects of running water, multicolor and the like, and the working voltage of the light-emitting modules is 220V, the current can be transmitted at high voltage in the sub-control circuit, the voltage drop can be greatly reduced, the power of the lamp belt driven by one controller is larger, the length of the lamp belt is longer, the current is not transmitted by adopting wires in the lamp belt, the manufacturing process of the lamp belt is simple, and the manufacturing cost is low. The utility model is improved in improvement that the second rectifying module is a patch bridge stack, the output end of the second rectifying module comprises a second positive electrode and a second negative electrode, the sub-control singlechip comprises a sub-control chip positive electrode, a sub-control chip negative electrode, a first output pin, a second output pin, a third output pin, a signal output pin and a signal input pin, the plurality of light emitting modules comprise a red light module, a green light module and a blue light module, the sub-control chip positive electrode is connected to the second positive electrode through a seventh resistor and is connected to the second negative electrode through a fifth diode, a sixth capacitor and an eighth resistor which are connected in parallel, the sub-control chip negative electrode is connected to