CN201163832Y

CN201163832Y - LED lamp suitable for high tension illumination

Info

Publication number: CN201163832Y
Application number: CNU2008200428635U
Authority: CN
Inventors: 赵正松
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-01-16
Filing date: 2008-01-16
Publication date: 2008-12-10
Anticipated expiration: 2018-01-16

Abstract

The utility model relates to an LED lamp suitable for high-voltage illumination, comprising an electronic energy-saving LED lamp, wherein, an LED lamp circuit comprises a voltage reduction circuit and a filtering rectifying circuit which are connected with each other; an output of the filtering rectifying circuit is connected with the electronic energy-saving LED lamp; the voltage reduction circuit consists of a resistor and a capacitor which are in parallel connection with each other; the filtering rectifying circuit consists of a silicon bridge formed by four unilateral diodes connected with each other; and a resistor with overvoltage and current limiting protective functions is also in series connection with the LED lamp circuit. The LED lamp adopts an LED to be a lighting piece, has a simple structure, is convenient and practical, and has the characteristics of long service life, high optical efficiency, no radiation, low power consumption and so on; and the simple voltage reduction circuit and the simple filtering rectifying circuit are arranged, thereby the LED lamp can be directly connected with high voltage which is converted into low voltage after passing through the voltage reduction circuit and the filtering rectifying circuit, and then power can be supplied to the LED lamp. Moreover, the LED lamp has low manufacturing cost and is convenient and practical.

Description

A kind of LED lamp that is applicable to the high voltage illumination

Technical field

The utility model relates to light fixture manufacturing technology field, is a kind of LED lamp that is applicable to the high voltage illumination specifically.

Background technology

At present, the use of LED lamp is more and more general, range of application is more and more wider, the LED lamp is the semiconductor that electric energy can be converted into visible light, it has changed the luminous and luminous principle of electricity-saving lamp tricolor powder of incandescent lamp tungsten filament, and the employing electroluminescence, according to one's analysis, the characteristics of LED are very obvious, life-span is long, the light efficiency height, radiationless and low-power consumption, the spectrum of LED almost all concentrates on visible light frequency band, and its luminous efficiency can reach 80～90%, and all be that low-voltage starts under safe voltage, starting resistor is generally 10～40V, and too high voltage can't allow the LED lamp start light, along with the generality of using, use also trend for it of LED lamp in the high voltage, but need to use essential the increasing of words needs of LED lamp adorn dropping equipment in the high voltage.

The utility model content

The purpose of this utility model is the shortcoming that overcomes above-mentioned prior art, provides a kind of and simple in structurely, convenient uses, the life-span is long, light efficiency is high, radiationless, low-power consumption, low cost of manufacture and can be suitable for the LED lamp of high voltage use.

The utility model can be achieved through the following technical solutions:

A kind of LED lamp that is applicable to the high voltage illumination, comprise electric energy-saving LED lamp, this LED circuit for lamp includes reduction voltage loop and filter rectification loop, reduction voltage loop connects the filter rectification loop, the output of filter rectification loop is connected with electric energy-saving LED lamp, reduction voltage loop is composed in parallel by resistance (R1) and electric capacity (C1), and this filter rectification loop is interconnected into silicon bridge by four unilateral diodes (D1, D2, D3, D4) and forms.

Also be in series with the resistance (R3, R4) of overvoltage current-limiting protection function in the described LED circuit for lamp.

Electric energy-saving LED lamp is made up of one or more, and a plurality of LED lamps can be formed in parallel or be in series.

The circuit of the type LED lamp is simple, and volume is little, each element all can be packaged under the lamp socket bottom, only exposes two utmost point pin, forms a kind of unique novel illuminating lamp.

The utility model compared with prior art has following advantage:

The utility model adopts LED as illuminating part, it is simple in structure, convenient and practical, have long, characteristics such as light efficiency is high, radiationless, low-power consumption of life-span, moreover increase simple reduction voltage loop and filter rectification loop, the LED lamp can directly be connected with high voltage, become low pressure behind high voltage process reduction voltage loop and the filter rectification loop, power supply is provided can for the LED lamp, its low cost of manufacture, convenient and practical.

Description of drawings

Accompanying drawing 1 is the utility model circuit diagram.

Embodiment

Come the utility model is further described below in conjunction with Figure of description:

As shown in Figure 1, a kind of LED lamp that is applicable to the high voltage illumination, comprise electric energy-saving LED lamp, this LED circuit for lamp includes reduction voltage loop and filter rectification loop, reduction voltage loop connects the filter rectification loop, the output of filter rectification loop is connected with electric energy-saving LED lamp, and reduction voltage loop is composed in parallel by resistance R 1 and capacitor C 1, and this filter rectification loop is interconnected into silicon bridge by four unilateral diode D1, diode D2, diode D3, diode D4 and forms.

Also be in series with resistance R 3, the resistance R 4 of overvoltage current-limiting protection effect in the described LED circuit for lamp.

Electric energy-saving LED lamp is made up of a plurality of, and a plurality of LED lamps are in series.

The circuit of the type LED lamp is simple, and volume is little, each element all can be packaged under the lamp socket bottom, only exposes two utmost point pin, forms a kind of unique novel LED illuminating lamp, and it adapts to, and the electricity is at 110 volts of pressure to 240 volts.

The utility model adopts electric energy-saving LED as illuminating part, it is simple in structure, convenient and practical, have long, characteristics such as light efficiency is high, radiationless, low-power consumption of life-span, moreover increase simple reduction voltage loop and filter rectification loop, the LED lamp can directly be connected with high voltage, become low pressure behind high voltage process reduction voltage loop and the filter rectification loop, can power supply be provided directly for the LED lamp, its low cost of manufacture, convenient and practical.

Claims

1, a kind of LED lamp that is applicable to the high voltage illumination comprises electric energy-saving LED lamp, and it is characterized in that: this LED circuit for lamp includes reduction voltage loop and filter rectification loop, and reduction voltage loop connects the filter rectification loop, and the output of filter rectification loop is connected with the LED lamp;

Described reduction voltage loop is composed in parallel by resistance (R1) and electric capacity (C1);

Described filter rectification loop is interconnected into silicon bridge by four unilateral diodes (D1, D2, D3, D4) and forms.

2, LED lamp according to claim 1 is characterized in that: described electric energy-saving LED lamp is made up of one or more.

3, LED lamp according to claim 1 is characterized in that: the resistance (R3, R4) that also is in series with overvoltage current-limiting protection effect in the described LED circuit for lamp.