CN201697032U

CN201697032U - LED lamp head capable of regulating light and color

Info

Publication number: CN201697032U
Application number: CN2010201233171U
Authority: CN
Inventors: 赵建和
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-03-04
Filing date: 2010-03-04
Publication date: 2011-01-05
Anticipated expiration: 2020-03-04

Abstract

The utility model provides an LED lamp head capable of regulating the light and the color, which consists of a tricolor LED light emitting array, a double-layer light mixing lamp shade, a driving circuit board and a light regulating and color regulating knob, wherein the light regulating and color regulating knob is arranged on the side edge around the lamp head, a plurality of LEDs with the same basic color are electrically connected with the driving circuit board after being connected in series, the driving circuit board consists of an AC/DC converting circuit and a light regulating and color regulating circuit, and the regulation on the colors and the brightness of the lamp light can be realized through rotating the light regulating and color regulating knob. The light regulating and color regulating method of the utility model is simple and convenient, is suitable for being used by home illumination and lamp light decoration, and can also be used as a teaching aid of optical experiments in physical teaching and science popularization teaching.

Description

A kind of tunable optical toning LED lamp holder

Affiliated technical field

The utility model relates to a kind of LED lighting, especially a kind of tunable optical toning LED lamp holder.

Background technology

At present, lamp holder is realized International standardization already, and all New-type lamp-holders all must based on mouthful standard that is threaded of incandescent lamp establishment the earliest, continue to use on various power saving fluorescent lamps according to these standard design, and the new LED lamp holder is also according to these standards.In the Design of Luminaires field, in order to increase artistic effect, traditional method all is to add various colors on outer cover, and lamp holder often only plays the effect of illumination.

The multicolour performance of LED is used widely in the city lighting engineering, utilize the light intensity combination of three-primary color LED, can send versicolor visible light, the designer is integrated in this toning function on the standardized illuminating lamp holder, lamp holder integrates drive circuit and control circuit, and by remote control light modulation toning, its weak point is complex structure, the cost height is difficult to promote the use of in large-scale field of light fittings.

The utility model content

Bring poor reliability and the high problem of cost in order to overcome existing light modulation toning lamp complex structure, the utility model provides a kind of tunable optical toning LED lamp holder, and simple in structure, reliable, the light fixture that can adapt to any scale uses.

The technical scheme that its technical problem that solves the utility model adopts is: lamp holder comprise be installed on the reflective base plate 3 by red, green, the LED light emitting array 8 that the LED of blue three kinds of primary colours constitutes, the double-deck mixed light lampshade of forming by outer cover 1 and inner cover 2 20, driver circuit plate 11, light-control knob 4, red toning knob 5, green toning knob 6 and blue toning knob 7, light adjusting potentiometer 9, red toning potentiometer 10, green toning potentiometer 11 and blue toning potentiometer 12, referring to Fig. 2, light-control knob, red toning knob, green toning knob and blue toning knob are installed in edge, lamp holder surrounding, and respectively with the light adjusting potentiometer that is installed on the drive circuit board, red toning potentiometer, mechanical connection is carried out in the rotating shaft of green toning potentiometer and blue toning potentiometer, a plurality of LED are installed on the reflective base plate 3, constitute the LED light emitting array, referring to Fig. 4, after the LED of a plurality of primary colours of the same race is connected in series, be electrically connected with drive circuit board, drive circuit board is made up of AC/DC change-over circuit and light modulation toning circuit, the AC/DC change-over circuit is converted to safe low-voltage DC with the alternating current 220V civil power, be the light adjusting circuit power supply, the red toning of rotation knob, green toning knob or blue toning knob, can control red respectively, green, the brightness of the LED of blue three kinds of primary colours, realize the adjusting of light color, the rotary light adjustment knob, can control red simultaneously, green, the brightness of blue three kinds of primary-color LEDs realizes the adjusting of lamplight brightness.

Double-deck mixed light lampshade is made up of inner cover and outer cover, inner cover and outer cover are the light transmissive material manufacturing, inner cover is coated with alternate annular reflective tape, increase the diffuse reflection of three primary colours light between inner cover and reflective base plate, between inner cover and the outer cover space is arranged, increased the reflection of light between inner cover and outer cover and the refraction of multi-angle, the mixed effect of red, green, blue three primary colours light is improved.

The beneficial effects of the utility model are, can be installed in the light-control knob on edge, lamp holder surrounding, red toning knob, green toning knob and blue toning knob by rotation and regulate lamplight brightness and color continuously, generation comprises the versicolor light of white light, control method is simple, convenient, be suitable for illumination at home, light decoration use, the teaching aid that also can be used as Experiments of Optics in physics teaching and the science popularization teaching uses.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is a structural representation of the present utility model.

Reflective base plate that Fig. 2 is and LED light emitting array layout drawing.

Fig. 3 is the arrangements of elements figure of drive circuit board.

Fig. 4 is drive circuit board and LED light emitting array catenation principle figure.

1. outer covers among the figure, 2. inner cover, 3. reflective base plate, 4. light-control knob, 5. red toning knob, 6. green toning knob, 7. blue toning knob, 8.LED light emitting array, 9. light adjusting potentiometer, 10. red toning potentiometer, 11. green toning potentiometers, 12. blue toning potentiometers, 13. light modulation toning circuit, 14. drive circuit boards, 15.AC/DC change-over circuit, 16. collet, 20. double-deck mixed light lampshades.

The specific embodiment

It is example that present embodiment is formed led array with each 2 of LED by three kinds of primary colours of red, green, blue, and the specific embodiment of the present utility model is described.

Referring to Fig. 4, drive circuit board 14 is made up of AC/DC change-over circuit 15 and light modulation toning circuit 13, AC/DC change-over circuit 15 adopts commercially available AC/DC module, its electrical quantity is input AC220V, output DC6V0.5A, driving element Q1--Q4 in the light modulation toning circuit 13 adopts commercially available n channel field-effect pipe Si4136DY, and R1--R4 adopts 10 kilo-ohms of 0.25W resistors.

Referring to shown in Figure 1, double-deck mixed light lampshade 20 is made up of inner cover 2 and outer cover 1, and inner cover 2 adopts the ground glass manufacturing, and outer cover 1 adopts the clear glass manufacturing, and collet 16 adopts the aluminum alloy materials manufacturing, and reflective base plate 3 adopts the single face circuit board, and light-emitting area is coated with the silvery reflection lacquer.

Light adjusting potentiometer 9, red toning potentiometer 10, green toning potentiometer 11 and blue toning potentiometer 12 adopt common single-turn potentiometer, and its electrical quantity is 100 kilo-ohms of 0.5W, is installed on the drive circuit board 14, and the arrangements of elements of drive circuit board 14 is referring to Fig. 3.

With screw light-control knob 4, red toning knob 5, green toning knob 6 and blue toning knob 7 are connected in the rotating shaft of light adjusting potentiometer 9, red toning potentiometer 10, green toning potentiometer 11 and blue toning potentiometer 12.

The luminous array of LED 8 adopts each 2 of the light emitting diodes of three kinds of primary colours of red, green, blue of patch-type, by shown in Figure 2, is staggered on reflective base plate 3, referring to Fig. 4, after the LED of a plurality of primary colours of the same race is connected in series, is electrically connected with drive circuit board 14.

Referring to Fig. 1, assemble double-deck mixed light lampshade 20 after, be connected to the mouth that is threaded of ordinary incandescent lamp, rotary light adjustment knob 4, red toning knob 5, green toning knob 6 and blue toning knob 7 are realized light modulations toning functions.

Claims

1. tunable optical toning LED lamp holder, comprise be installed on the reflective base plate (3) by red, green, the LED light emitting array (8) that the LED of blue three kinds of primary colours constitutes, the double-deck mixed light lampshade of forming by outer cover (1) and inner cover (2) (20), drive circuit board (14), light-control knob (4), red toning knob (5), green toning knob (6), blue toning knob (7), light adjusting potentiometer (9), red toning potentiometer (10), green toning potentiometer (11) and blue toning potentiometer (12), it is characterized in that: light-control knob, red toning knob, green toning knob and blue toning knob are installed in edge, lamp holder surrounding, and respectively with the light adjusting potentiometer that is installed on the drive circuit board, red toning potentiometer, mechanical connection is carried out in the rotating shaft of green toning potentiometer and blue toning potentiometer.

2. a kind of tunable optical toning LED lamp holder according to claim 1, it is characterized in that: said double-deck mixed light lampshade is made up of inner cover and outer cover, and inner cover and outer cover are the light transmissive material manufacturing, between inner cover and the outer cover space are arranged.

3. a kind of tunable optical toning LED lamp holder according to claim 1, it is characterized in that: the LED light emitting array that the said LED by three kinds of primary colours of red, green, blue that is installed on the reflective base plate constitutes, after being connected in series by the LED of a plurality of primary colours of the same race, be electrically connected with drive circuit board.