CN112566318A

CN112566318A - High-energy-efficiency low-cost visible light stroboscopic-free circuit

Info

Publication number: CN112566318A
Application number: CN202011423037.7A
Authority: CN
Inventors: 刘培德
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-03-26

Abstract

The invention discloses a high-energy-efficiency low-cost visible light non-stroboscopic circuit which comprises a rectifying component, wherein two ends of the rectifying component are respectively connected with a live wire input end and a zero wire input end. According to the invention, the rectifying component rectifies an alternating current signal output by the alternating current power supply to obtain a direct current power supply, the driving IC obtains the direct current signal to regulate the current, the pulse width and the phase to drive the light emitting diode, so that the light emitting diode always works in a state of on and off, the first LED module and the second LED module respectively form a first light emitting channel and a second light emitting channel, when the first light emitting channel is in the on state, the second light emitting channel is in the off state, and when the second light emitting channel is in the on state, the first light emitting channel is in the off state. The drive IC enables the first LED module and the light emitting diode of the second LED module to work alternately to emit visible light without stroboflash by controlling the on-off state of the light emitting diode during working, and therefore the light emitting of the LED lamp is achieved without stroboflash.

Description

High-energy-efficiency low-cost visible light stroboscopic-free circuit

Technical Field

The invention relates to the technical field of LED lamps, in particular to a visible light non-stroboscopic circuit with high energy efficiency and low cost.

Background

With the rapid popularization of LED lighting, the cost, function, and quality of various LED lighting schemes are varied. The good LED non-stroboscopic high-power-factor long-life scheme has high cost. The LED lighting scheme products in the market are poor in performance, low in power factor, easy to damage and stroboscopic. The low-power factor causes unnecessary loss to national power grids and electric power energy, the electronic waste generated by the short-life lighting product causes damage to the earth ecology and environmental protection, and the lighting experience and feeling with stroboflash also cause great inconvenience to users.

Disclosure of Invention

The invention aims to provide a visible light non-stroboscopic circuit with high energy efficiency and low cost, solves the problems of low power, short service life and stroboscopic of an LED lamp, and greatly reduces the cost of an LED lighting product.

In order to achieve the above purpose, the present invention provides a high-energy-efficiency low-cost visible light non-stroboscopic circuit, which includes a rectification component, two ends of the rectification component are respectively connected with a live line input end and a zero line input end, one end of the rectification component is connected with a driving IC, the other end of the rectification component is grounded, two ends of the driving IC are respectively connected with a first LED module and a second LED module, the first LED module and the second LED module can be formed by connecting any number of light emitting diodes in series or in parallel, and the other ends of the first LED module and the second LED module are both grounded.

Preferably, the rectifying component is arranged as a rectifying bridge or four diodes connected in series.

Preferably, the rectifying component rectifies an alternating current signal output by an alternating current power supply into a direct current power supply.

Preferably, the driving IC drives the LED modules and the LEDs of the LED modules respectively by adjusting the current, the pulse width and the phase of the dc signal, and controls the LED modules to be alternately turned on and off.

Preferably, the number of the LED modules is at least two.

Compared with the prior art, the invention has the following beneficial effects:

the invention uses the mutual cooperation of a rectifying component, a live wire input end, a zero line input end, a driving IC, a first LED module, a second LED module and a light-emitting diode, the rectifying component rectifies an alternating current signal output by an alternating current power supply to obtain a direct current power supply, the driving IC obtains the direct current signal to regulate the current, the pulse width and the phase to drive the light-emitting diode so as to enable the light-emitting diode to work in a state of switching on and switching off all the time, the first LED module and the second LED module respectively form a first light-emitting channel and a second light-emitting channel, when the first light-emitting channel is in the state of switching on, the second light-emitting channel is in the state of switching off, when the second light-emitting channel is in the state of switching on, the driving IC controls the state of switching on and switching off when the light-emitting diode works, the first LED module and the light-emitting diode of the second LED module are, thereby realizing the light emitting and non-stroboscopic of the LED lamp and having long service life.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of a combined waveform of two sets of LED modules according to the present invention;

FIG. 3 is a schematic structural view of example 1 of the present invention;

fig. 4 is a schematic structural diagram of an integrated IC device embodiment 1 of the present invention.

In fig. 1: the LED driving circuit comprises a rectifier component 1, a live wire input end 2, a zero line input end 3, a drive IC 4, a first LED module 5, a second LED module 6 and a light emitting diode 7.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, a high-energy-efficiency low-cost visible light non-stroboscopic circuit comprises a rectifying component 1, wherein two ends of the rectifying component 1 are respectively connected with a live wire input end 2 and a zero wire input end 3, one end of the rectifying component 1 is connected with a driving IC 4, the other end of the rectifying component 1 is grounded, two ends of the driving IC 4 are respectively connected with a first LED module 5 and a second LED module 6, the first LED module 5 and the second LED module 6 can be formed by connecting any number of light-emitting diodes 7 in series or in parallel, and the other ends of the first LED module 5 and the second LED module 6 are grounded.

Preferably, the rectifying assembly 1 is provided as a rectifier bridge diode.

Preferably, the rectifying assembly 1 rectifies an ac signal output from an ac power supply into a dc power supply.

In specific implementation, the driving IC 4 adjusts the current, pulse width and phase of the dc signal to drive the light emitting diode 7.

In embodiment 1, the driver IC 4 shown in fig. 1 is separated into two driver ICs 4 shown in fig. 4 on the existing line, and the two driver ICs 4 control the first LED module 5 and the second LED module 6, respectively.

When in use, the rectifier component 1, the live wire input end 2, the zero line input end 3, the drive IC 4, the first LED module 5, the second LED module 6 and the light-emitting diode 7 are matched with each other, the rectifier component 1 rectifies an alternating current signal output by an alternating current power supply to obtain a direct current power supply, the drive IC 4 obtains the direct current signal to regulate current, pulse width and phase to drive the light-emitting diode 7, so that the light-emitting diode 7 obtains constant current output, the first LED module 5 and the second LED module 6 respectively form a first conductive channel and a second conductive channel, when the first channel is conducted, the second channel is in an off state, when the second channel is conducted, the first channel is in the off state, the driving IC 4 controls the conduction and the off alternate work of the light-emitting diode 7, and the two channels alternately work to achieve the non-stroboscopic effect of the LED lamp, so that the light-emitting diode 7 outputs non-stroboscopic light.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a high energy-efficient low-cost visible light does not have stroboscopic circuit which characterized in that: including rectification subassembly (1), the both ends of rectification subassembly (1) are connected with live wire input (2) and zero line input (3) respectively, the one end of rectification subassembly (1) is connected with drive IC (4), the other end ground connection of rectification subassembly (1), the both ends of drive IC (4) are connected with first LED module (5) and second LED module (6) respectively, first LED module (5) and second LED module (6) all can establish ties or parallelly connected the constitution by a plurality of emitting diode (7), the equal ground connection of the other end of first LED module (5) and second LED module (6).

2. The energy-efficient, low-cost visible light non-strobe line of claim 1, wherein: the rectifying component (1) is set to be a rectifying bridge or four diodes connected in series.

3. The energy-efficient, low-cost visible light non-strobe line of claim 2, wherein: the rectifying component (1) rectifies an alternating current signal output by an alternating current power supply into a direct current power supply.

4. The energy-efficient, low-cost visible light non-strobe line of claim 1, wherein: the driving IC (4) drives the light emitting diodes (7) of the LED module (5) and the LED module (6) respectively by adjusting the current, the pulse width and the phase of the direct current signal and controls the combination of the light emitting diodes (7) to be in an alternative on-off state.

5. The energy-efficient, low-cost visible light non-strobe line of claim 1, wherein: the rectifying component (1) and the driving IC (4) are combined into an integrated IC component.