CN202276505U

CN202276505U - Multilayer time-delay LED infrared induction constant current power supply system

Info

Publication number: CN202276505U
Application number: CN2011203516659U
Authority: CN
Inventors: 季宁; 董新建
Original assignee: SHENZHEN SEELUX TECHNOLOGY CO LTD
Current assignee: SHENZHEN SEELUX TECHNOLOGY CO LTD
Priority date: 2011-09-19
Filing date: 2011-09-19
Publication date: 2012-06-13
Anticipated expiration: 2021-09-19

Abstract

The utility model discloses a multilayer time-delay LED infrared induction constant current power supply system, comprising a power supply input module, a rectification filtering module, a power factor correction module, an LED power supply constant current management module, an infrared induction module, a signal feedback module, a timer time-delay module, a low level output module, a first time-delay high level output module and a second time-delay high level output module. The multilayer time-delay LED infrared induction constant current power supply system can automatically adjust the output power of a power supply according to the distance away from a human body in an environment, thereby enabling more energy resource to be saved.

Description

Multilayer time-delay LED infrared induction constant-current supply system

Technical field

The utility model relates to the LED lighting field, relates in particular to a kind of multilayer time-delay LED infrared induction constant-current supply system.

Background technology

LED (Light Emitting Diode), light-emitting diode is a kind of solid-state semiconductor device, and it can directly convert electric energy into luminous energy, and the LED illuminating product utilizes LED as the produced ligthing paraphernalia of light source exactly.LED is the energy-saving illumination product of a new generation, and it has low energy consumption, small size, plurality of advantages such as pollution-free and receives extensive concern.

The LED constant-current driving power supply, energy-conserving and environment-protective are at present best desirable LED driving powers, but existing LED constant-current supply system can not be unfavorable for saving the energy according to the power output and the delay time thereof of the far and near intelligent decision driving power of human body.

The utility model content

To the weak point that exists in the above-mentioned technology; The utility model provides a kind of multilayer time-delay LED infrared induction constant-current supply system; Can be far and near according to the human body in the environment, adjust the power output and the delay time thereof of driving power automatically, thereby save the energy more.

For realizing above-mentioned purpose; The utility model provides a kind of multilayer time-delay LED infrared induction constant-current supply system; Comprise Power Entry Module, rectification filtering module, Active PFC module, LED power supply constant current administration module, infrared induction module, signal feedback module, timer time delay module, low level output module, the first time-delay high level output module and the second time-delay high level output module; Said LED power supply constant current administration module comprises first input end, second input, first output and second output, and said timer time delay module comprises input, first output and second output;

Said Power Entry Module, rectification filtering module and Active PFC module are connected the back in order and are connected with the first input end of said LED power supply constant current administration module; Said infrared induction module is connected the back in order with the signal feedback module and is connected with second input of said LED power supply constant current administration module; First output of said LED power supply constant current administration module is connected with said low level output module; Second output of said LED power supply constant current administration module is connected with the input of said timer time delay module; First output of said timer time delay module is connected with the first time-delay high level output module, and second output of said timer time delay module is connected with the second time-delay high level output module.

Said Power Entry Module is the Power Entry Module of civil power 220V/50Hz.

Said rectification filtering module is the bridge rectifier filtration module.

Said low level output module is that power output is the output module of 3W.

The said first time-delay high level output module is the full load peak power output and the 15-20 output module of second of delaying time.

The said first time-delay high level output module is the full load peak power output and the 20-30 output module of second of delaying time.

The beneficial effect of the utility model is: compared with prior art; The multilayer time-delay LED infrared induction constant-current supply system that the utility model provides; Through the infrared induction module is set; Can be far and near according to the human body in the environment, judge that the human body in the environment is launched ultrared power, between the output of low level output module, the first time-delay high level output module and the second time-delay high level output module, change automatically; Adjust the power output and the delay time thereof of driving power intelligently, thereby save the energy more.

Description of drawings

Fig. 1 is the structural representation of the utility model embodiment.

The main element symbol description is following:

10, Power Entry Module 11, rectification filtering module

12, Active PFC module 13, LED power supply constant current administration module

14, infrared induction module 15, signal feedback module

16, timer time delay module 17, low level output module

18, the first time-delay high level output module 19, the second time-delay high level output module

Embodiment

In order more clearly to explain the utility model, the utility model is done to describe further below in conjunction with accompanying drawing.

As shown in Figure 1; The utility model provides a kind of multilayer time-delay LED infrared induction constant-current supply system; Comprise Power Entry Module 10, rectification filtering module 11, Active PFC module 12, LED power supply constant current administration module 13, infrared induction module 14, signal feedback module 15, timer time delay module 16, low level output module 17, the first time-delay high level output module 18 and the second time-delay high level output module 19; Above-mentioned LED power supply constant current administration module 13 comprises first input end, second input, first output and second output, and timer time delay module 16 comprises input, first output and second output.

Power Entry Module 10, rectification filtering module 11 and Active PFC module 12 are connected the back in order and are connected with the first input end of LED power supply constant current administration module 13; Infrared induction module 14 is connected the back in order with signal feedback module 15 and is connected with second input of LED power supply constant current administration module 13; First output of LED power supply constant current administration module 13 is connected with low level output module 17; Second output of LED power supply constant current administration module 13 is connected with the input of timer time delay module 16; First output of timer time delay module 16 is connected with the first time-delay high level output module 18, and second output of timer time delay module 16 is connected with the second time-delay high level output module 19.

Situation compared to prior art; The multilayer time-delay LED infrared induction constant-current supply system that the utility model provides, through the infrared induction module is set, can be far and near according to the human body in the environment; Human body in the judgement environment is launched ultrared power; Automatically between the output of low level output module, the first time-delay high level output module and the second time-delay high level output module, change, adjust the power output and the delay time thereof of driving power intelligently, thereby save the energy more.

In the present embodiment; Only high level and time-delay output module thereof are set to two-stage, mode likewise, also can high level and the time-delay output module be set to more than the two-stage; Through the adjustment of high level at different levels and time-delay output module thereof, thereby export different level and time-delay thereof.Certainly, also can with a plurality of level and the corresponding setting of time-delay thereof, thereby export different level and time-delay thereof through the mode of tabling look-up with progression.Further, also can adopt the mode of electrodeless adjusting to come output level and time-delay thereof are carried out the intelligence adjusting.So long as output level and time-delay thereof are divided into a plurality of ranks, come to export accordingly the level of different stage and the mode of time-delay thereof according to the variation of environment, all belong to simple deformation or conversion to the utility model, fall into the protection range of the utility model.

Continue to consult Fig. 1; The course of work of the utility model embodiment is: after Power Entry Module 10 energized of the utility model; After rectification filtering module 11 and 12 processing of capability correction module; Send into the first input end of LED power supply constant current administration module 13, the first input end of LED power supply constant current administration module 13 is a voltage input end.LED power supply constant current this moment administration module 13 gets into operating state; Second input of the administration module of LED power supply constant current simultaneously 13 detects the infrared triggering signal from infrared induction module 14 and signal feedback module 15; When not detecting infrared signal; LED power supply constant current administration module 13 control low level output modules 17 operate as normal; And the voltage of closing the first time-delay high level output module 18 and the second time-delay high level output module 19 is exported, and provide low level output by low level output module 17 for power supply unit this moment, to save the energy.When detecting infrared signal for greater than first threshold during less than second threshold value; The LED power supply constant current administration module 13 controls first time-delay high level output module 18 operate as normal; And the voltage of closing the low level output module 17 and the second time-delay high level output module 19 is exported, and provide high level output by the first time-delay high level output module 18 for power supply unit this moment.When detecting infrared signal for the time greater than second threshold value; The LED power supply constant current administration module 13 controls second time-delay high level output module 19 operate as normal; And the voltage of closing the low level output module 17 and the first time-delay high level output module 18 is exported, and provide high level output by the second time-delay high level output module 19 for power supply unit this moment.When infrared signal is arranged,, realize the intelligence adjustment of driving power delay time, hommization more according to the power of infrared signal.

In this embodiment, Power Entry Module is the Power Entry Module of civil power 220V/50Hz.Certainly; The utility model is not limited to use the power supply of civil power 220V/50Hz; At other is among the embodiment, also can adopt the power supply of other voltage mode of DC-DC pattern, so long as adopt multimodal level output to switch; Realize power supply output control, promptly fall into the protection range of the utility model.

In this embodiment, rectification filtering module is the bridge rectifier filtration module.Certainly, the utility model is not limited to use the mode of bridge rectifier filtering that interchange is become direct current, so long as adopt multimodal level output to switch, realizes power supply output control, promptly falls into the protection range of the utility model.

Said low level output module is that power output is the output module of 3W.Certainly, the utility model is not limited to use the low level output module of 3W, so long as adopt multimodal level output to switch, realizes power supply output control, promptly falls into the protection range of the utility model.

The said first time-delay high level output module is the full load peak power output and the 15-20 output module of second of delaying time.Certainly, the utility model is not limited to use the peak power output and the 15-20 output module of second of delaying time at full capacity, so long as adopt multimodal level output to switch, the output of realization power supply is controlled, and promptly falls into the protection range of the utility model.

The said first time-delay high level output module is the full load peak power output and the 20-30 output module of second of delaying time.Certainly, the utility model is not limited to use the peak power output and the 20-30 output module of second of delaying time at full capacity, so long as adopt multimodal level output to switch, the output of realization power supply is controlled, and promptly falls into the protection range of the utility model.

More than the disclosed several specific embodiments that are merely the utility model, but the utility model is not limited thereto, any those skilled in the art can think variation all should fall into the protection range of the utility model.

Claims

1. multilayer time-delay LED infrared induction constant-current supply system; It is characterized in that; Comprise Power Entry Module, rectification filtering module, Active PFC module, LED power supply constant current administration module, infrared induction module, signal feedback module, timer time delay module, low level output module, the first time-delay high level output module and the second time-delay high level output module; Said LED power supply constant current administration module comprises first input end, second input, first output and second output, and said timer time delay module comprises input, first output and second output;

2. multilayer according to claim 1 time-delay LED infrared induction constant-current supply system is characterized in that said Power Entry Module is the Power Entry Module of civil power 220V/50Hz.

3. multilayer according to claim 1 time-delay LED infrared induction constant-current supply system is characterized in that said rectification filtering module is the bridge rectifier filtration module.

4. according to each described multilayer time-delay of claim 1-3 LED infrared induction constant-current supply system, it is characterized in that said low level output module is that power output is the output module of 3W.

5. multilayer according to claim 4 time-delay LED infrared induction constant-current supply system is characterized in that, the said first time-delay high level output module be the peak power output and the 15-20 output module of second of delaying time at full capacity.

6. multilayer according to claim 4 time-delay LED infrared induction constant-current supply system is characterized in that, the said first time-delay high level output module be the peak power output and the 20-30 output module of second of delaying time at full capacity.