WO2009046615A1

WO2009046615A1 - Light fixture

Info

Publication number: WO2009046615A1
Application number: PCT/CN2008/000994
Authority: WO
Inventors: Yi Song; Zunhui Su
Original assignee: Shenzhen Diguang Electronics Co., Ltd.
Priority date: 2007-10-12
Filing date: 2008-05-22
Publication date: 2009-04-16
Also published as: CN201121826Y

Abstract

A light fixture comprises a general control circuit (7), and a solar cell (1), a storage battery (2), a LED street lamp for illumination (31), a LED landscape lamp (32), a control circuit for ambient brightness (41), a control circuit for moving object (51) and an infrared-ray control circuit (61) electrically connected with the general control circuit, respectively. The control circuit for ambient brightness (41) is electrically connected with a detector for ambient brightness (4), the control circuit for moving object (51) is electrically connected with a detector for moving object (5), and the infrared-ray control circuit (61) is electrically connected with an infrared-ray detector (6). Whether the storage battery is charged by the solar cell or the LED street lamp for illumination is supplied with electricity by the storage battery is determined based on the ambient brightness. Furthermore, the operation status of the LED street lamp for illumination is controlled through the detector for moving object and the infrared-ray detector.

Description

Lighting technology

The present invention relates to a luminaire, and more particularly to a luminaire having a plurality of control functions of a solar cell and an LED as a light source. Can be used for street lights, high pole lights, square lights, lawn lights, garden lights, etc. Background technique

The light source of traditional lighting fixtures, other outdoor lighting lamps for street lamps, high pole lights, square lights, lawn lights, garden lights, etc. are incandescent lamps, high pressure mercury lamps, high pressure sodium lamps, plain lamps, etc., incandescent lamps and! The low light efficiency of the 3⁄4 lamp and the waste of a large amount of heat have gradually withdrawn from the field of illumination unless it is used in special occasions. At present, there are also LED lamps on the market, but these lamps are all powered by the power grid, consuming electric energy, and failing to save energy. The lighting of the lamps is manually controlled. When there are no vehicles and personnel passing by, the street lamps are still lit. , wasting energy. Incandescent lamps, high-pressure mercury lamps, high-pressure sodium lamps, and halogen lamps have short lifespans and need to be replaced frequently, and are non-environmentally friendly products. See Figure 1, Figure 2.

LED as a light source, which has the advantages of long service life, small volume, light weight, no harmful gas, environmental protection, starting and working under low voltage and low current state, low energy consumption, pure light, etc., and its use range is gradually expanding, using The amount is increasing year by year. Summary of the invention

The object of the present invention is to provide a lamp, which uses renewable solar energy as an energy source, and uses LED lamps as a light source to fully utilize the long life of the LED light source, small volume, light weight, no harmful gas, environmental protection, low pressure, small The utility model has the advantages of starting and working under the current state, small energy consumption, pure light, etc.; the invention has the LED lighting street lamp, and also has the LED landscape lamp, which has the double effect of lighting and beautifying; and adopts multiple automatic detecting devices and control circuits , to maximize the energy consumption; use a number of protection circuits to make LED lamps safer to use.

In order to achieve the above object, the technical solution adopted by the present invention is:

A luminaire characterized by comprising a total control circuit and a solar cell, a battery, an LED illumination street lamp, an LED landscape lamp, an ambient brightness control circuit, a moving object control circuit and an infrared control respectively electrically connected to the total control circuit The ambient brightness control circuit is electrically connected to an ambient brightness detector, and the moving object control circuit is electrically connected to have a moving object detection And the infrared control circuit is electrically connected to an infrared detector.

Compared with the prior art, the present invention adopting the above technical solution has the advantages of:

1. The plurality of control functions of the present invention, namely an ambient brightness detecting device, a moving object detecting device, an infrared line detector and a total control circuit, optimally control energy consumption to minimize energy consumption.

2. The invention has a plurality of protection functions, when the output voltage value and current value of the solar battery, or the accidental voltage value and the current value exceed a certain set value, or the overvoltage protection circuit or the overcurrent protection circuit works , cut off the power supply system to protect the LED lamps and batteries. When the solar cell, LED lamp, and battery system encounter lightning strikes, the lightning protection circuit works, the lightning voltage is grounded, and the power supply system is cut off to protect the solar cells, LED lamps, and batteries.

3. In addition, the invention adopts renewable solar energy as an energy source, and uses LED lamps as a light source, which has long service life, small volume, light weight, no harmful gas, environmental protection, starting and working under low voltage and low current state, and energy consumption. Small, pure light, etc. A number of automatic detection devices and control circuits are used to achieve the best possible energy dissipation. The use of multiple protection circuits makes the LED luminaire system safer and longer. DRAWINGS

Figure 1 is a schematic view showing the structure of a known street lamp / high pole lamp / square lamp;

2 is a schematic structural view of a known outdoor LED lamp;

Figure 3 is a schematic diagram of the integrated control structure of the LED lamp;

Figure 4 is a schematic diagram of the integrated control of LED lamps;

Figure 5 is a schematic diagram of a moving object detector;

Figure 6 is a schematic view showing the physical structure of the LED lamp;

Figure 7 is a schematic view of the coverage of the LED lamp;

DESCRIPTION OF REFERENCE NUMERALS: solar cell 1; battery 2; LED street lamp 31; LED landscape lamp 32; ambient brightness detecting circuit 4; ambient brightness control circuit 41; moving object detecting circuit 5; moving object control circuit 51; infrared detector 6 Infrared control circuit 61; total control circuit 7; overvoltage protection circuit 81; overcurrent protection circuit 82; lightning protection circuit 83; lamp post 9; housing 10; footprint L1; footprint L2.

detailed description

The structure and features of the present invention will be described below in conjunction with the accompanying drawings to make the advantages of the present invention better and clearer. Chu is understood.

The invention provides a lamp, which uses renewable solar energy as an energy source, converts light energy into electric energy through a solar cell, and uses the electric energy for the LED lamp. The invention can be applied to a street lamp, a high pole lamp, a square lamp , lawn lights, garden lights, etc.

As shown in FIG. 3, which is a preferred embodiment of the present invention, the present invention includes a total control circuit 7 and a solar cell 1, a battery 2, an LED illumination street lamp 31, and an LED landscape lamp electrically connected to the overall control circuit 7, respectively. 32. Ambient brightness control circuit 41, moving object control circuit 51 and infrared control circuit 61. The ambient brightness control circuit 41 is also electrically connected to an ambient brightness detector 4, and the moving object control circuit 51 is electrically connected to a moving object detector 5, and the infrared control circuit 61 is electrically connected to one Infrared detector 6.

In the above embodiment, the LED landscape light 32 is located around the LED lighting street lamp 31 or on both sides of the LED lighting street lamp 31. The LED landscape light 32 includes at least one set of colored LEDs on each side. The color LED is composed of any one of red, blue and green LEDs, any two, or three kinds of LEDs.

In the above embodiment, the ambient brightness detector 4 detects the ambient brightness. When the ambient brightness is greater than the set value of the ambient brightness detector 4 (eg, during the day), the ambient brightness control circuit 41 transmits a signal to the overall control circuit. 7, the solar battery 1 is charged to the battery 2; when the ambient brightness is less than the controller set value (such as at night), the ambient brightness control circuit 41 transmits a signal to the overall control circuit 7, so that the battery 2 continues to supply power to the LED landscape light 32. And in the state in which the LED lighting street lamp 31 is powered, in this state, the LED lighting street lamp 31 is not necessarily illuminated, but is controlled by the detection signals of the moving object detecting device '5 and the infrared ray detector 6. When there is no moving object in the coverage area L1 (see Fig. 7), the moving object detecting device 5 has no control signal output; when there is no person in the coverage area L2 (see Fig. 7), the infrared ray detector 6 also has no control signal output. When the LED illumination street lamp 31 is in the extinguished state, it does not work, saving the energy of the battery 2; when there is a moving object in the coverage area L1 or there is a person in the coverage area L2, the moving object detecting device 5 or the infrared detector 6 has a control signal. The output, control circuit 7 operates to illuminate the LED lighting street lamp 31 to illuminate the ground.

In the present invention, the moving object detector 5 may be composed of a scanning probe monitor, an infrared microwave dual-applicator, an infrared radiation probe monitor, and a frame signal comparator (see Figure 5 ) .

The infrared detector 6 can be a wireless infrared probe monitor or a light control probe Supervisor

The controller, either using an infrared radiation probe monitor or an infrared microwave dual detector.

In the above embodiment, the LED illumination street lamp 31 is composed of a plurality of white LEDs, and the LED landscape lamp 32 is composed of multiple sets of color LEDs (red (R), green (G), blue (B), and orange. ( Or ) ) Composition.

As shown in FIG. 4, the present invention can also be provided with a plurality of protection functions. The overall control circuit 7 is further connected with an overvoltage protection circuit 81, an overcurrent protection circuit 82, and a lightning strike protection circuit 83.

When the output voltage value of the solar cell 1 exceeds a certain set value, the overvoltage protection circuit 81 operates to cut off the power supply system, so that the LED illumination street lamp 31, the LED landscape lamp 32, and the battery 2 are protected; when the output current of the solar cell 1 is When the value exceeds a certain set value, the overcurrent protection circuit 82 operates to cut off the power supply system, so that the LED illumination street lamp 31, the LED landscape lamp 32, and the battery 2 are protected; when the solar cell 1, the LED illumination street lamp 31, and the LED landscape lamp 32 When the battery 2 system encounters a lightning strike, the lightning strike protection circuit 83 works, the lightning voltage is grounded, and the power supply system is cut off, so that the solar battery 1, the LED illumination street lamp 31, the LED landscape light 32, and the battery 2 are protected.

6 and FIG. 7 are respectively a schematic diagram of the physical structure of the LED lamp of the present invention and a schematic diagram of the coverage of the LED lamp. The solar cell 1, the battery 2, the LED street lamp 31, the LED landscape lamp 32, and the ambient brightness detector 4 are respectively shown in FIG. The moving object detector 5, the infrared detector 6, the overall control circuit 7, the overvoltage protection circuit 81, the overcurrent protection circuit 82, and the lightning protection circuit 83 are all disposed on a lamp post 9, and the moving object detector 5 A coverage area L1 is projected downward, and the infrared detector 6 projects a coverage area L2 downward. The coverage area L1 of the moving object detector 5 and the coverage area L2 of the infrared ray detector 6 may be independent of each other, may have an inclusive relationship, or may cross each other or completely coincide.

Still as shown in Fig. 6, the present invention may further include a metal casing 10 or a plastic casing 10 in which the above components are placed.

It is to be understood that the foregoing description of the embodiments of the present invention are intended to be illustrative and not restrictive It is intended to be within the scope of the invention as defined.

Claims

Rights request

What is claimed is: 1. A luminaire, comprising: a total control circuit and a solar cell, a battery, an LED illuminating street lamp, an LED landscape lamp, an ambient brightness control circuit, a moving object control circuit, and an electrical connection respectively connected to the total control circuit; An infrared control circuit; the ambient brightness control circuit is electrically connected to an ambient brightness detector, the moving object control circuit is electrically connected to a moving object detector, and the infrared control circuit is electrically connected to an infrared detector. .

2. The luminaire of claim 1 wherein: said LED. The illuminating street light comprises at least one set of LEDs, each set of LEDs comprising a single color LED or a multi-color LED.

3. A luminaire as claimed in claim 2, characterized in that the monochromatic LED is white, or an orange, or yellow, or red, or blue, or green LED.

4. The luminaire of claim 2, wherein: the multi-color LED is composed of red, blue, and green LEDs, or red, blue, green, and orange LEDs.

5. The luminaire of claim 1, wherein: the LED landscape light is located around the LED street light or on both sides of the LED street light.

6. The luminaire of claim 5 wherein: said LED landscape light comprises at least one set of colored LEDs on each side.

7. The luminaire of claim 6, wherein: the color LED is composed of any one of red, blue, and green LEDs, any two, or three types of LEDs.

8. The luminaire according to claim 1, wherein: the moving object detector uses any one of a scanning probe monitor, an infrared microwave dual-detector, and an infrared radiation probe monitor. And the frame signal comparator.

9. The luminaire according to claim 1, wherein: the infrared detector is a wireless infrared probe monitor, or a light control probe monitor, or an infrared radiation probe monitor, or an infrared microwave Double applicator.

10. The luminaire of claim 1 wherein: said overall control circuit is further electrically coupled to an overvoltage protection circuit.

11. The luminaire of claim 1 wherein: said overall control circuit is further electrically coupled to an overcurrent protection circuit.

12. The luminaire of claim 1 wherein: said total control circuit is further electrically coupled to a lightning strike protection circuit.

13. The luminaire of claim 1 further comprising a metal outer casing or a plastic outer casing.