CN201878368U - Acousto-optic control LED (Light Emitting Diode) energy-saving lamp of LED reference voltage stabilizing source - Google Patents

Abstract

The utility model relates to an acousto-optic control LED (Light Emitting Diode) energy-saving lamp of an LED reference voltage stabilizing source for corridors, passages, rest rooms and the like, wherein the acousto-optic control LED energy-saving lamp is an integrated lamp combining an LED light source and a micro-power consumption acoustic-optic monitoring circuit and is connected with a lamp holder like a common bulb; a monitoring circuit supplies power and is an LED-based micro-power consumption voltage stabilizing source circuit; in a monitoring circuit formed by a 4069 low-power consumption CMOS (Complementary Metal Oxide Semiconductor) integrated circuit, an Rg photo-resistor is connected between a base electrode of a PNP triode Q4 and the ground to form a pull-down mode, and R6 and C4 are delay elements; a white light LED of phi 5 is used and has strong stability and anti-jamming ability; the static current is tens of microamperes; the static power consumption is lower than 1 milliwatt; and the electricity loss is smaller than 1 KWH by lighting 60 times for 30 seconds at each night. The acousto-optic control LED energy-saving lamp has obvious electricity saving effect and convenience for use, and can form 24, 36 and 42 different encapsulations.

Description

Acousto-optic control LED energy-saving lamp with LED reference voltage regulator

Technical field

The utility model relates to a lighting device, in particular to an acousto-optic control LED energy-saving lamp which is suitable for corridors, corridors, toilets and other LED reference voltage stabilizing sources which can be directly connected with lamp holders.

Background technique

At present, the energy-saving method for lighting corridors, corridors, and bathrooms is to install energy-saving switches. There are several methods such as sound and light, infrared, ultrasonic, and radio frequency induction. The cost and energy consumption are different, and each has its own characteristics. Their common characteristics It can only control the lighting time, but cannot change the electro-optical conversion efficiency of the lighting itself. Most products do not support energy-saving lamps, which require professional installation and are inconvenient for users to choose.

Contents of the invention

In order to overcome the shortcomings of existing lighting and energy-saving products and improve the efficiency of electro-optic conversion, the utility model provides a high-efficiency LED acousto-optic micro-power consumption monitoring energy-saving lamp, which is directly connected to the lamp head like ordinary light bulbs, and the power supply of the monitoring circuit is used as the reference for LED. The micro-power consumption stabilized power supply circuit, the circuit is directly connected to the AC power supply by the anode of the 4007 diode, the current limiting resistor R2 is connected in series with the two LED tubes D1 and D2 to the ground, the anode of D1 is connected to the base of the NPN transistor, and a 2uF capacitor is connected to the ground , the current-limiting resistor R3 is connected to the collector of the NPN transistor, the emitter is the output terminal of the voltage regulator circuit, and connected to the ground with a 470uF capacitor; the monitoring circuit is composed of a 4069 low-power CMOS integrated circuit, and the Rg photosensitive resistor is connected to the base of the PNP transistor Q4 and The pull-down mode is formed between the grounds, R6 and C4 are delay elements; using φ5 white light LEDs, 24 are single-circle distribution, C is 1.2μF; 36 are double-circle distribution, C is 1.8μF; 42 are three-circle distribution , C is 2.2μF.

The technical scheme adopted by the utility model to solve its technical problems is: a practical device that effectively integrates the LED lighting scheme and the high-efficiency acousto-optic micro-power consumption monitoring technology. On the basis of the original scheme, the monitoring power supply scheme is adjusted, and the LED The reference regulated power supply has strong stability and anti-interference ability, the quiescent current is only tens of microamps, and the quiescent power consumption is less than 1 milliwatt.

The beneficial effect of the utility model is that the light source and the control circuit are integrated, the structure is simple, the brightness of the incandescent lamp of 15-25/25-40 watts, the power consumption is 1/2 watt, and the calculation of lighting 60 times per night, each lighting The bright time is 30 seconds, the annual power consumption is less than 1 degree, the power saving effect is obvious, and it is easy to use.

Description of drawings

Below in conjunction with accompanying drawing and example the utility model is further described.

Accompanying drawing is the schematic circuit diagram of the utility model.

specific implementation plan

In the figure, TP1 and TP2 are connected to 220V input and the lamp head, capacitor C is a constant current component, and D4 is a lighting LED voltage limiting component. The lighting LED adopts 6 series connection, 4-way, 6-way, 7-way parallel connection. The micro-power consumption stabilized power supply circuit with LED as the reference, the circuit is directly connected to the AC power supply by the anode of the 4007 diode, the current limiting resistor R2 is connected to the ground in series with the two LED tubes D1 and D2, the anode of D1 is connected to the base of the NPN transistor, and to the ground There is a 2uF capacitor connection, the current limiting resistor R3 is connected to the collector of the NPN transistor, the emitter is the output terminal of the voltage regulator circuit, and a 470uF capacitor is connected to the ground. The monitoring circuit is composed of U1-U6 (4069) low-power CMOS integrated circuits. U1 and U2 are sound-activated monitoring, and Rg is a photosensitive resistor, which is connected between the base of PNP transistor Q4 and the ground to form a pull-down mode. The non-linear characteristics of the resistance and the control range cooperate with U3 and U4 to realize the light control function, R6 and C4 are delay elements, and U5 and U6 are output drives. When the thyristor is turned on, the LED lights up to realize lighting. When the thyristor is off, the quiescent current of the whole machine is only tens of microamperes, and the quiescent power consumption is less than 1 milliwatt.

Illumination LEDs use φ5 white light, 24 are single-circle distribution, C is 1.2μF, 36 are double-circle distribution, C is 1.8μF; 42 are three-circle distribution, C is 2.2μF, and the lighting power consumption is 1-2 watts.

Claims (1)

1. the sound-light controlled LED electricity-saving lamp of a LED benchmark source of stable pressure, it is characterized in that: little power consumption voltage-stabilized power supply circuit of benchmark is done in the supervisory circuit power supply for LED, circuit is directly connected to AC power by 4007 diode cathodes, the current-limiting resistance R2 ground connection of connecting with two LED pipe D1, D2, the positive pole of D1 connects the NPN transistor base, has 2uF electric capacity to connect over the ground, and current-limiting resistance R3 connects the NPN transistor collector, launch very circuit output end of pressure-stabilizing, have 470uF electric capacity to connect over the ground; With the supervisory circuit that 4069 Low-Power CMOS integrated circuits constitute, the Rg photo resistance is connected between PNP triode Q4 base stage and the ground and constitutes pull-down pattern, and R6, C4 are delay cell; Use φ 5 white light LEDs, 24 is single circle distribution, and C is 1.2 μ F; 36 is two circle distribution, and C is 1.8 μ F; 42 is three circle distribution, and C is 2.2 μ F.

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