CN101848576A

CN101848576A - LED indoor illumination system

Info

Publication number: CN101848576A
Application number: CN200910128314A
Authority: CN
Inventors: 简定龙; 黄志安
Original assignee: YIXUN YONGYAN CO Ltd
Current assignee: YIXUN YONGYAN CO Ltd
Priority date: 2009-03-25
Filing date: 2009-03-25
Publication date: 2010-09-29

Abstract

The invention relates to an LED indoor illumination system. A sensing unit is arranged to sense voltage regulated by a light modulator, and then the voltage is converted into direct current to be output after rectification transformation. A control output unit is arranged at an output voltage part and can give a difference of the time proportion of ON to OFF to the output current under a high-frequency actuation mode according to the proportion of the voltage regulated by the light modulator to indoor voltage, therefore, a user can change the lightness of an LED light source device through rotating a knob of the light modulator without installing or changing indoor circuit planning. The LED indoor illumination system can be directly installed in a room with a traditional light modulator to replace a traditional osram lamp so as to achieve the purpose of adjusting the brightness.

Description

The LED interior lighting system

[technical field]

The present invention is relevant to a kind of LED interior lighting system, and it is a kind of illuminator that can directly replace prior art in indoor adjustable light source tungsten lamp.

[background technology]

On indoor illuminator, cooperate and utilize a dimmer to adjust alternating current voltage, and then the function that directly provides user one can arbitrarily adjust brightness of illumination is a kind of general prior art, it is that the light source of the type has the feature that can directly change brightness with the increase and decrease of voltage because this illuminator is used osram lamp constant resistance formula thermoluminescence light source mostly.

And along with the development of electronic technology and the new line of environmental consciousness, the LED that utilization has high life and saving energy characteristic replaces the trend that traditional indoor illumination source has just like become a kind of certainty, and more and more see the maturation of its technology, visible especially on the market various can directly being installed in the 110V family expenses AC-powered environment to replace the LED lamp source in conventional lights source;

Yet, existing household LED lamp source only can provide a stable nonadjustable light source mostly, do not see to have and to replace the LED lamp source that utilizes dimmer and the lighting apparatus that the user optionally regulates brightness can be provided, and if originally promptly be provided with in the indoor environment in dimmer and tungsten lamp source the words that the tungsten lamp source replaced with general LED lamp source in one, the action of then adjusting dimmer change voltage will cause the LED crystal damage easily, the anxiety that shortens its useful life is arranged, based on this disappearance, the inventor of this case a kind of osram lamp that can directly replace that does painstaking research is installed in the existing dimmer control system, and has the LED illuminator of brightness-adjusting feature.

[summary of the invention]

For solving above-mentioned prior art weak point, the object of the invention is providing the LED interior lighting system of an improvement, adjusts the function of indoor led light source bright-dark degree to reach the dimmer that utilizes prior art.

The present invention system provides a kind of LED interior lighting system, is to comprise:

One power connection end;

One rectifier transformer unit, it is the integrated circuit assembly that a mat circuit is connected in power connection end, inside comprises electronic unit and the circuit with direct current output such as rectification, transformation, voltage stabilizing;

One detecting unit, it is located on the circuit between power connection end and rectifier transformer unit, can detect the alternating current voltage that passes through;

One computing unit, its be connected in detecting unit and can calculate the measured magnitude of voltage of detecting unit and the indoor voltage at the set place of the present invention between proportionate relationship and a proportional numerical value;

One control output unit, it is connected in computing unit, and be located on the direct current output circuit of rectifier transformer unit, be one can receive the electric current gateway unit with the proportional numerical value of interpretation computing unit gained, it has height and makes dynamic frequency, and can further be separated into and distinguish in the ON OFF making each time interval in the dynamic frequency, the ON time zone is then controlled output unit and is allowed electric current to pass through, the OFF time zone then makes current interruption, and the occupied ratio in ON time zone in each time interval quantizes by 0% to 100%, and its proportional numerical value with computing unit gained in a preset range interval is changed accordingly;

One led light source device, it is connected on the direct current output circuit of controlled output unit control, it comprises at least one LED assembly, it can be as the illuminating lamp source after the direct current conducting, and the start that led light source is installed on the control output unit presents when being the ON state shinny, does not work and present during the OFF state.

And be arranged at one when having in the alternating current indoor environment of dimmer as the present invention, the user can see through the knob of rotary dimmer and change led light source be installed on the interior per unit of a predetermined flicker frequency among the time bright dark time scale, when the occupied time ratio of the ON state in each flicker frequency is hanged down, the brightness that human eye is experienced is relatively low, and when the ON state time in each flicker frequency, occupied ratio improved, then the brightness experienced of human eye is higher relatively, so can play the function of an adjustment brightness, the user lays and more can need not to install or change indoor circuit, and the present invention's LED interior lighting system directly is loaded on the indoor of the dimmer that has been provided with tradition, reach the whole function of adjustable brightness to replace osram lamp.

[description of drawings]

Fig. 1 is the present invention's a system configuration schematic diagram.

[primary clustering symbol description]

Power connection end 10 rectifier transformer unit 20 detecting units, 30 computing units 40

Control output unit 50LED light supply apparatus 60 alternating current outputs 80

Dimmer 90

[execution mode]

For the expensive auditor of profit understands inventive features, content and the advantage of this creation and the effect that can reach thereof,, and be described in detail as follows respectively with the expression-form of embodiment now with this creation conjunction with figs.:

Please cooperate shown in Figure 1, the present invention's LED interior lighting system can directly be arranged in an alternating current output 80 times, and more be equipped with the dimmer 90 of a prior art on this ac voltage output 80, it has a knob, the alternating voltage of being adjusted 80 outputs of alternating current output by the rotation of knob is in 0 general indoor between 110V to full voltage, and the present invention can include a power connection end 10, a rectifier transformer unit 20, a detecting unit 30, a computing unit 40, a control output unit 50 and a led light source device 60 in a preferable execution mode.

Aforementioned power connection end 10 is connected in alternating current output 80 and sentences for AC current and enter in the illuminator.

Aforementioned rectifier transformer unit 20 is that a mat circuit is connected in the integrated circuit assembly on the power connection end 10, its inside comprises common electronic unit in the prior aries such as rectification, transformation, voltage stabilizing, be low to moderate the voltage that the LED crystal can application will enter voltage drop in the illuminator, and simultaneously alternating current be converted to galvanic current and export with a circuit.

Aforementioned detecting unit 30 is connected on the circuit between power connection end 10 and the rectifier transformer unit 20 alternating current voltage with detecting inflow system, its detecting mode can be and sees through the wave mode area change that reads on the alternating voltage peak valley oscillogram, and acquisition enters the magnitude of voltage in the system after dimmer 90 is adjusted, should the detecting mode only be a kind of enforcement aspect so, do not limit to application technology of the present invention with this, close chat earlier bright, and should the detecting mode be a known prior art, be to have in this technical field to know that usually the knowledgeable should be able to not have the technological means of different cognition, so in this specification, do not give unnecessary details one by one, only just explain in its configuration at its details.

Aforementioned computing unit 40 is connected on the detecting unit 30, and it can calculate the proportionate relationship between the full voltage of the magnitude of voltage of detecting unit 30 gained and family expenses alternating current, and obtains a proportional numerical value.

Aforementioned control output unit 50 is connected in computing unit 40, and be located on the direct current output circuit of rectifier transformer unit 20, it is one can receive, the electric current gateway unit of the proportional numerical value of interpretation computing unit 40 gained, gateway unit has height and for example makes dynamic frequency: 400 hertz, and it can further be separated into and distinguish in the ON OFF making each time interval in the dynamic frequency in 1/400 second, passing through of output unit 50 Control current then controlled in the ON time zone, otherwise the OFF time zone then makes electric current become to open circuit, then the occupied ratio in ON time zone in each time interval is quantized by 0% to 100%, and make the corresponding change of its proportional numerical value with computing unit 40 gained in a preset range interval; For example the scope interval of preset ratio numerical value is 50/110 to 110/110, when computing unit 40 resultant proportional numerical values are to be that dimmer 90 transfers to full voltage 110V with voltage in 110/110, then controlling output unit 50, to make the interior electric current ON state of each time interval occupy the time be 100%, and dimmer 90 transfers to 50V with voltage when proportional numerical value is 50/110, then controlling output unit 50, to make the interior electric current ON state of each time interval occupy the time be 0%, in addition, during along with in 50/110 to 110/110 increase and decrease of the proportional numerical value that is received, the ON state of electric current occupies the time also with increase and decrease in the relative ratio in 0% to 100%, right above-mentioned example only is the enforcement aspect that the present invention is understood in an assistance, proportionate relationship wherein can be made variation with user's demand from working as, and more not because of limit to the present invention's scope with this.

Aforementioned led light source device 60 is connected on the dc output circuit of controlled output unit 50 controls, it is the LED assembly of a plurality of parallel connections or tandem compound, and can be as the illuminating lamp source after the direct current conducting, in the time of control output unit 50 interval during for the ON state then led light source device 60 present shinny, during the OFF state then led light source device 60 present and do not work.

When the present invention is arranged at one when having in the alternating current indoor environment of dimmer 90, the user can see through the knob of rotary dimmer 90 and change do per unit Ming dark time scale time among dynamic frequency in of led light source device 60 in a predetermined flicker frequency that is control output unit 50, when flicker frequency is higher than the degree that human eye can judgement, the flicker that human eye just can't be discovered light and shade alternately, only can because of in the flicker bright dark time scale change and experience the variation of brightness; When user's mat dimmer 90 surpasses the voltage adjustment default lowest range, led light source device 60 promptly begins shinny, but this moment is lower because of the occupied time ratio of the ON state in each flicker frequency, so the brightness that human eye is experienced is relatively low, and along with after the user heightens voltage gradually, occupied ratio is along with improve the ON state time in each flicker frequency, so can reach the effect that makes the room brilliancy raising, the present invention's LED interior lighting system directly can be loaded on the indoor of the dimmer 90 that has been provided with tradition and the user need not change indoor circuit cloth if acquire any device, replace osram lamp and reach the whole function of adjustable brightness.

Take a broad view of above-mentioned, as seen the present invention is breaking through under the previous technology, has reached the effect of institute's desire enhancements really, and also non-ly is familiar with the easy full of beard of this skill person institute and reaches, moreover, not open before the present patent application, the progressive of its tool, practicality show the application important document that has met patent of invention, the whence proposes patent application in accordance with the law, earnestly ask your office and check and approve this part application for a patent for invention case, to encourage creation, to feeling moral just.

The embodiment of the above only is explanation the present invention's technological thought and characteristics, its purpose makes the personage who has the knack of this skill can understand appearance and enforcement according to this within the present invention, when can not with qualification the present invention's claim, promptly the equalization of doing according to disclosed spirit generally changes or modifies, and must be encompassed in the present invention's the claim.

Claims

1. LED interior lighting system is characterized in that: comprising:

One power connection end;

2. LED interior lighting system as claimed in claim 1 is characterized in that: wherein detecting unit is to see through the wave mode area that reads on the alternating voltage peak valley oscillogram, and obtains magnitude of voltage.