CN214675768U

CN214675768U - Infrared intelligent light modulator is got to single live wire of silicon controlled rectifier

Info

Publication number: CN214675768U
Application number: CN202120698928.7U
Authority: CN
Inventors: 郑德华; 谢锡弟
Original assignee: Zhuhai Shengchang Electronics Co ltd
Current assignee: Zhuhai Shengchang Electronics Co ltd
Priority date: 2021-04-07
Filing date: 2021-04-07
Publication date: 2021-11-09
Anticipated expiration: 2031-04-07

Abstract

The utility model discloses and provides a silicon controlled single live wire gets infrared intelligent light modulator. It includes single live wire input (1), bridge rectifier (2), LDO power supply circuit (3), zero crossing point detects (4), phase cut adjusts luminance (5), overpower protection (6), input device (7), single live wire output (8), infrared receiving circuit (9), luminance pilot lamp (10), minimum brightness sets up (11), selects leading edge phase cut or back edge phase cut (12), singlechip minimum system (13), the utility model discloses accessible infrared receiving circuit receives external data or input device's input data and carries out intelligent control, can automatic identification and adaptation 50HZ or 60 HZ's alternating current, and accessible external module selects the leading edge phase cut to adjust luminance or back edge phase cut to adjust luminance, can set up minimum brightness value, shows current luminance percentage etc. through the pilot lamp, has the technical and the practicality of preferred.

Description

Infrared intelligent light modulator is got to single live wire of silicon controlled rectifier

Technical Field

The utility model relates to a single live wire is got electricity, front and back edge intelligence phase cut and the control technique that infrared control silicon controlled rectifier adjusted luminance, concretely relates to single live wire is got electricity and is maintained the power supply of whole light modulator, and the optional forward position phase cut or back edge phase cut adjusts luminance, and the infrared intelligent light modulator is got to the single live wire of silicon controlled rectifier that better compatible more dimming power and infrared control MOSFET or IGBT pipe replaced the silicon controlled rectifier to adjust luminance.

Background

At present, because the most only live wire of domestic and international traditional mechanical wall switch box does not have the zero line, along with the development of LED illumination field technique, often require new intelligent light modulator can directly replace old mechanical wall switch when realizing intelligent transformation at home lighting or commercial lighting, need not rewiring during the change, adopted single live wire to get the electric mode for this novel intelligent light modulator.

The power taking efficiency of the MOSFET or the IGBT tube is improved compared with the power taking efficiency of the silicon controlled rectifier, the heat productivity is reduced compared with the silicon controlled rectifier, and the adjustable lamp can be suitable for the front edge phase-cut or back edge phase-cut control and is better compatible with more adjustable lamps.

Most dimmers can only carry out phase-cut dimming on 50HZ or 60HZ alternating current independently, adaptive matching of 50HZ or 60HZ alternating current is not available, and most single live wire dimmers adopt a potentiometer rotating mode or a common switch mode, so that intelligent dimming cannot be realized.

To sum up, most silicon controlled rectifier light modulator products on the market can not directly accomplish single live wire and get the electricity, wireless control adjusts luminance so the utility model provides a single live wire is got the electricity, can set up the forward position and cut the looks or the back edge phase-cut, replaces the silicon controlled rectifier with MOSFET or IGBT pipe and cuts the looks and adjust luminance, supports infrared intelligent control, and automatic identification 50HZ or 60 HZ's alternating current carries out intelligent control, can show a silicon controlled rectifier single live wire that current luminance percentage state and minimum luminance set up and get infrared intelligent light modulator.

Disclosure of Invention

The utility model aims to solve the problem of overcoming the defects of the prior art and providing a silicon controlled single live wire power-taking infrared intelligent dimmer.

The utility model adopts the technical proposal that: the utility model provides a silicon controlled rectifier single live wire gets infrared intelligent light modulator, it includes single live wire input, bridge rectifier, LDO power supply circuit, crosses zero crossing point detection, phase cut dimming, overpower protection, input device, single live wire output, infrared receiving circuit, luminance pilot lamp, minimum brightness setting, selects leading edge phase cut or trailing edge phase cut, singlechip minimum system, single live wire input connection the bridge rectifier, bridge rectifier connects LDO power supply circuit, crosses zero point detection, phase cut dimming, LDO power supply circuit connects overpower protection, input device, infrared receiving circuit, luminance pilot lamp, minimum brightness setting, selects leading edge phase cut or trailing edge phase cut, singlechip minimum system, phase cut dimming connects single live wire output, singlechip minimum system connects respectively crossing point detection, phase cut dimming, overpower protection are crossed to zero crossing point detection, phase cut dimming, the minimum system of singlechip, The system comprises an input device, an infrared receiving circuit, a brightness indicating lamp, minimum brightness setting and selection of leading edge phase cutting or trailing edge phase cutting.

The single live wire input and the single live wire output are both suitable for 50HZ or 60HZ alternating current, the rectifier bridge comprises a rectifier stack or a diode, the 50HZ or 60HZ alternating current can be converted from sine waves to steamed bread waves, the bridge rectifier comprises the rectifier stack or the diode, the LDO power supply circuit comprises an integrated LDO chip or an LDO function realized by discrete elements, the zero crossing point detection comprises high and low levels or ADC detection, the phase-cut dimming comprises MOS or IGBT, the over-power protection comprises high and low levels or ADC detection, the input device comprises a key module or a touch module, the selection front edge phase-cut or back edge phase-cut comprises a dial switch or a potentiometer, the minimum brightness setting comprises a rotary dial or the potentiometer, the brightness indicator lamp comprises a light-emitting diode, and the infrared receiving circuit comprises a discrete circuit formed by an infrared receiving integrated head or an infrared receiving diode, and the minimum system of the single chip microcomputer detects input equipment or infrared reception to perform phase-cut dimming.

The utility model has the advantages that: because the utility model discloses it includes single live wire input, bridge type rectification, LDO power supply circuit, the zero crossing point detects, phase cut adjusts luminance, overpower protection, input device, single live wire output, infrared receiving circuit, light indicator, minimum luminance sets up, selects the forward position to cut the looks or the back edge cuts the looks, the minimum system of singlechip, so the utility model discloses the input data that infrared receiving circuit of accessible received external data or input device carries out intelligent control, can automatic identification and adapt to 50HZ or 60 HZ's alternating current, and the external module of accessible selects the forward position to cut the looks to adjust luminance or the back edge cuts the looks to adjust luminance, and the accessible sets up minimum luminance value, shows current luminance percentage etc. through the pilot lamp, has the technological and the practicality of preferred.

Drawings

Fig. 1 is a schematic block diagram of the circuit structure of the present invention;

FIG. 2 is a schematic diagram of the single-live-wire input circuit of the present invention;

FIG. 3 is a schematic diagram of a bridge rectifier circuit according to the present invention;

FIG. 4 is a schematic diagram of the LDO power supply circuit of the present invention;

fig. 5 is a schematic diagram of the zero crossing point detection circuit of the present invention;

fig. 6 is a schematic diagram of the phase-cut dimming circuit of the present invention;

fig. 7 is a schematic diagram of the over-power protection circuit of the present invention;

FIG. 8 is a schematic diagram of the input device circuit principle of the present invention

FIG. 9 is a schematic diagram of the single-live-wire output circuit of the present invention;

fig. 10 is a schematic diagram of the infrared receiving circuit of the present invention;

FIG. 11 is a schematic diagram of the circuit of the luminance indicating lamp of the present invention;

fig. 12 is a schematic diagram of the minimum brightness setting circuit of the present invention;

fig. 13 is a schematic diagram of the circuit for selecting leading edge phase cutting or trailing edge phase cutting according to the present invention;

fig. 14 is a schematic diagram of the minimum system circuit of the single chip microcomputer according to the present invention.

Detailed Description

As shown in fig. 1 to 14, a silicon controlled single live wire power-taking infrared intelligent dimmer comprises a single live wire input 1, a bridge rectifier 2, an LDO power circuit 3, a zero crossing point detection 4, a phase-cut dimming 5, an over-power protection 6, an input device 7, a single live wire output 8, an infrared receiving circuit 9, a brightness indicator lamp 10, a minimum brightness setting 11, a front edge phase-cut or back edge phase-cut 12 selection, and a minimum system of a single chip microcomputer 13, wherein the single live wire input 1 is connected with the bridge rectifier 2, the bridge rectifier 2 is connected with the LDO power circuit 3, the zero crossing point detection 4, the phase-cut dimming 5, the LDO power circuit 3 is connected with the over-power protection 6, the input device 7, the infrared receiving circuit 9, the brightness indicator lamp 10, the minimum brightness setting 11, the front edge phase-cut or back edge phase-cut 12 selection, and the minimum system of the single chip microcomputer 13, the phase-cut dimming 5 is connected with the single live wire output 8, the single-chip microcomputer minimum system 13 is respectively connected with the zero crossing point detection 4, the phase-cut dimming 5, the over-power protection 6, the input device 7, the infrared receiving circuit 9, the brightness indicator lamp 10, the minimum brightness setting 11 and the selection of the leading edge phase-cut or the trailing edge phase-cut 12.

Bridge rectifier 2 includes rectifier or diode, LDO power supply circuit 3 includes the LDO function that integrated LDO chip or discrete component realized, zero crossing detection 4 includes high-low level or ADC detection, phase-cut is adjusted luminance 5 and is included MOS or IGBT, overpower protection 6 includes high-low level or ADC detection, input device 7 includes button module or touch-control module, select leading edge phase-cut or trailing edge phase-cut 12 and include dip switch or potentiometre, minimum brightness sets up 11 and includes rotatory dialler or potentiometre, luminance pilot lamp 10 includes emitting diode, infrared receiving circuit 9 includes the integrative head of infrared receipt or the discrete circuit that infrared receiving diode constitutes, singlechip minimum system 13 detects input device or infrared receipt and carries out phase-cut and adjusts luminance.

In this embodiment, the scheme of the present application is further described with reference to fig. 1:

the utility model provides a silicon controlled single live wire gets infrared intelligent light modulator, it includes: the single-live-wire input device comprises a single-live-wire input 1, a bridge rectifier 2 for changing AC input into steamed bread waves, an LDO power supply circuit 3 for stabilizing output voltage, a phase-cut dimming 5 for identifying frequency and zero-crossing point detection 4, an over-power protection 6 for a complete machine, an input device 7 for obtaining operation input, a single-live-wire output 8, an infrared receiving circuit 9 for intelligent dimming, a brightness indicator lamp 10 for indicating a current brightness ratio, a minimum brightness setting 11, a single-chip microcomputer minimum system 13 for selecting front edge phase cutting or back edge phase cutting 12 and data processing;

the single live wire input 1 is respectively connected to an LDO power circuit 3 after being rectified by a bridge type rectifier 2 and respectively connected with a zero crossing point detection 4 and a phase cut dimming 5, and the phase cut dimming 5 is connected with the single live wire output;

the LDO power circuit 3 is respectively connected with a zero crossing point detection 4, a phase-cut dimming 5, an over-power protection 6, an input device 7, an infrared receiving circuit 9, a brightness indicator lamp 10, a minimum brightness setting 11, a selection front edge phase-cut or back edge phase-cut 12 and a singlechip minimum system 13; specifically, the single live wire inputs 1 to obtain a steamed bread wave, the steamed bread wave is supplied to an LDO power supply circuit 3 to obtain a stable voltage, and the stable voltage is supplied to an over-power protection 6, an input device 7, an infrared receiving circuit 9, a brightness indicator lamp 10, a minimum brightness setting 11, a front edge phase cutting or a rear edge phase cutting 12 and a singlechip minimum system 13 for power supply;

the single chip microcomputer minimum system 13 is respectively connected with a zero crossing point detection 4, a phase-cut dimming 5, an over-power protection 6, an input device 7, an infrared receiving circuit 9, a brightness indicator lamp 10, a minimum brightness setting 11 and a selection front edge phase-cut or back edge phase-cut 12;

the zero crossing point detection 4 identifies the frequency and controls the phase-cut dimming 5 through a signal output by the bridge rectification 2;

the phase-cut dimming 5 intelligently controls signals to a single chip microcomputer minimum system 13 through an input device 7 or an infrared receiving circuit 9, so that the phase-cut dimming 5 is controlled;

the overpower protection 6 controls the phase-cut dimming 5 through the singlechip minimum system 13 to find that the load is overlarge, so that a signal is output to the singlechip minimum system 13 to be used as protection;

the input device 7 can select the short-press switch lamp, the fine adjustment of brightness increase and brightness decrease and the coarse adjustment of brightness increase and decrease by long press through the brightness indicating lamp 10;

the infrared receiving circuit 9 can select the short-press switch lamp, the fine adjustment of brightness increase and brightness decrease and the coarse adjustment of brightness increase and decrease by long press through the brightness indicating lamp 10;

the brightness indicator lamp 10 may indicate the current brightness percentage according to the current brightness value;

the minimum brightness setting 11 is used as an initial brightness value of the silicon controlled single live wire power-taking infrared intelligent dimmer;

the selection of the leading edge phase cut or the trailing edge phase cut 12 is for compatibility with a plurality of power sources;

when the input device 7 is operated to control the bottom layer of the singlechip minimum system 13 to control the phase-cut dimming 5, the front edge phase-cut or the back edge phase-cut is selected according to the selected front edge phase-cut or back edge phase-cut 12, and the brightness indicator lamp 10 is displayed as the current brightness value according to the current brightness value;

when the infrared receiving circuit 9 receives data, the bottom layer of the single chip microcomputer minimum system 13 is intelligently controlled to control the phase-cut dimming 5, meanwhile, the leading edge phase-cut or the trailing edge phase-cut is selected according to the selected leading edge phase-cut or trailing edge phase-cut 12, and the state of the brightness indicator lamp 10 as the current brightness value is displayed according to the current brightness value;

the above preferred embodiments should be considered as examples of the embodiments of the present application, and technical deductions, substitutions, improvements and the like similar to, similar to or based on the embodiments of the present application should be considered as the protection scope of the present patent.

Claims

1. The utility model provides a silicon controlled single live wire gets infrared intelligent light modulator which characterized in that: it includes single live wire input (1), bridge rectifier (2), LDO power supply circuit (3), crosses zero and detects (4), phase cut adjusts luminance (5), overpower protection (6), input device (7), single live wire output (8), infrared receiving circuit (9), luminance pilot lamp (10), minimum brightness setting (11), selects leading edge phase cut or back edge phase cut (12), singlechip minimum system (13), single live wire input (1) is connected bridge rectifier (2), bridge rectifier (2) are connected LDO power supply circuit (3), crosses zero and detects (4), phase cut adjusts luminance (5), LDO power supply circuit (3) are connected crosses power protection (6), input device (7), infrared receiving circuit (9), luminance pilot lamp (10), minimum brightness setting (11), selects leading edge phase cut or back edge phase cut (12), The single-chip microcomputer minimum system (13) is connected with the phase-cut dimming (5) and the single-live-wire output (8), and the single-chip microcomputer minimum system (13) is respectively connected with the zero crossing point detection (4), the phase-cut dimming (5), the over-power protection (6), the input device (7), the infrared receiving circuit (9), the brightness indicator lamp (10), the minimum brightness setting (11) and the selection of the front edge phase-cut or the back edge phase-cut (12).

2. The silicon controlled single live wire power-taking infrared intelligent dimmer according to claim 1, characterized in that: the bridge rectifier (2) comprises a rectifier stack or a diode, the LDO power supply circuit (3) comprises an integrated LDO chip or an LDO function realized by discrete components, the zero crossing detection (4) comprises high and low level or ADC detection, the phase-cut dimming (5) comprises MOS or IGBT, the over-power protection (6) comprises high and low levels or ADC detection, the input device (7) comprises a key module or a touch module, the selected leading or trailing edge phase cut (12) comprises a dial switch or potentiometer, the minimum brightness setting (11) comprises a rotary dial or potentiometer, the brightness indicator lamp (10) comprises a light emitting diode, the infrared receiving circuit (9) comprises an infrared receiving integrated head or a discrete circuit consisting of infrared receiving diodes, the single chip microcomputer minimum system (13) detects input equipment or infrared receiving to conduct phase-cut dimming.