CN218409588U

CN218409588U - High-color-rendering high-light-efficiency high-power-density wide-color-gamut light source

Info

Publication number: CN218409588U
Application number: CN202222587114.3U
Authority: CN
Inventors: 陆彬
Original assignee: Shanghai Yitike Electronic Technology Co ltd
Current assignee: Shanghai Yitike Electronic Technology Co ltd
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2023-01-31
Anticipated expiration: 2032-09-29

Abstract

The utility model discloses a high color rendering, high light efficiency, high power density and wide color gamut light source, which comprises a substrate and a plurality of luminous lamp beads arranged on the substrate, wherein the luminous lamp beads comprise warm white lamp beads, cold white lamp beads, red lamp beads, green lamp beads and blue lamp beads; the luminous lamp pearl can be divided into marginal luminous lamp pearl on the edge and set up the inboard luminous lamp pearl in the inboard, at each contain respectively one with the inboard luminous lamp pearl colour difference of the inboard luminous lamp pearl in eight luminous lamp pearls that the arrangement of squared figure set up of center around the inboard luminous lamp pearl at least. The warm white lamp beads and the cold white lamp beads are high in color rendering index and small in DUB value, and the red lamp beads, the green lamp beads and the blue lamp beads are high in power density.

Description

High-color-rendering high-light-efficiency high-power-density wide-color-gamut light source

Technical Field

The utility model relates to a light source technical field, in particular to wide colour gamut light source of high colour rendering high light efficiency high power density.

Background

In order to meet the light-emitting requirements of customers, at least five LED lamp beads are usually arranged on the same LED light source, and then the LED lamp beads with different colors are controlled by a control chip to work so as to emit light with at least two different colors. However, most of LED lamp beads of the existing LED light source do not use thermoelectric separation management, the power density and the illuminance are relatively low, the light distribution is uneven, the light distribution difficulty is relatively high, and therefore the high-color-rendering-efficiency high-power-density wide color gamut light source which is more uniform in light distribution and relatively better in illuminance is enabled through reasonable arrangement rules.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a make the light distribution more even through reasonable rule of arranging, the wide colour gamut light source of high light efficiency high power density of high color rendering that illuminance is better relatively.

The utility model provides a high color rendering high light efficiency high power density wide color gamut light source, which comprises a substrate and a plurality of luminous lamp beads arranged on the substrate, wherein the luminous lamp beads comprise warm white lamp beads, cold white lamp beads, red lamp beads, green lamp beads and blue lamp beads; the luminous lamp beads can be divided into edge luminous lamp beads on the edge and inner side luminous lamp beads arranged in the inner side, and eight luminous lamp beads arranged around each inner side luminous lamp bead in a nine-square-grid arrangement mode at least comprise one of the other four luminous lamp beads with different colors from the inner side luminous lamp bead in the center.

Preferably, the center of the substrate is used as an original point, and the light-emitting lamp beads are arranged in a mode that the original point is symmetrical through the original point.

Preferably, the center of the substrate is used as an original point and a symmetry axis is taken, and the luminous lamp beads are arranged in an axisymmetric mode through the symmetry axis.

Preferably, the warm white lamp bead, the cold white lamp bead, the red lamp bead, the green lamp bead and the blue lamp bead are all front-side luminous.

Preferably, the color temperature range of the warm white lamp bead is 1800K-3000K.

Preferably, the color temperature range of the cold white lamp bead is 1800K-3000K.

Preferably, the wavelength range of the red lamp beads is 600 nm-650 nm.

Preferably, the wavelength range of the green lamp beads is 500-550 nm.

Preferably, the wavelength range of the blue lamp bead is 430-480 nm.

The utility model discloses a wide colour gamut light source of high color rendering high light efficiency high power density's beneficial effect does:

1. all be provided with the luminescent lamp pearl of all the other four kinds of colours through around each luminescent lamp pearl, and arrange through the mode of axisymmetric or original point symmetry to can realize more even light distribution, cover wideer colour gamut, higher color rendering index and lower grading cost.

2. No jumper wire is arranged on the substrate, so that higher reliability is realized.

Drawings

Fig. 1 is a schematic layout view of the light-emitting lamp beads of the high color rendering, high light efficiency, high power density and wide color gamut light source of the present invention;

FIG. 2 is a schematic structural diagram of a substrate of the high color rendering, high luminous efficiency, high power density and wide color gamut light source of the present invention;

FIG. 3 is a cross-sectional view of the substrate A1-A1 of the high color rendering, high luminous efficiency, high power density and wide color gamut light source of the present invention;

reference numbers in the figures: 1. the lamp comprises a substrate, 2 warm white lamp beads, 3 cold white lamp beads, 4 red lamp beads, 5 green lamp beads, 6 blue lamp beads.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 3, an embodiment of the high color rendering, high light efficiency, high power density and wide color gamut light source of the present invention is provided:

the utility model provides a wide colour gamut light source of high colour rendering height light efficiency high power density, includes base plate 1 and sets up a plurality of luminous lamp pearls on the base plate.

The luminous lamp beads comprise warm white lamp beads 2, cold white lamp beads 3, red lamp beads 4, green lamp beads 5 and blue lamp beads 6, and the warm white lamp beads 2, the cold white lamp beads 3, the red lamp beads 4, the green lamp beads 5 and the blue lamp beads 6 are all positive luminous. The substrate 1 may be a copper substrate or an aluminum nitride substrate. The substrate structure is a thermoelectric separation structure, and the light-emitting lamp beads are connected to the substrate without jumper wires.

The color temperature range of the warm white lamp beads 2 is 1800K-3000K, the color temperature range of the cold white lamp beads 3 is 1800K-3000K, the wavelength range of the red lamp beads 4 is 600 nm-650 nm, the wavelength range of the green lamp beads 5 is 500-550 nm, and the wavelength range of the blue lamp beads 6 is 430-480 nm.

The luminous lamp bead can be divided into an edge luminous lamp bead on the outermost side and an inner side luminous lamp bead arranged on the inner side. Eight light-emitting lamp beads arranged in a manner of a nine-square grid on each light-emitting lamp bead shaft at least comprise one of the other four light-emitting lamp beads with different colors from the light-emitting lamp bead at the center. Use the center of base plate as the initial point, luminous lamp pearl is arranged through the mode of initial point symmetry with this initial point. Reference may be made in particular to fig. 1 and 2. Besides, the luminous lamp beads can also be arranged in an axisymmetric mode by using the center of the substrate as a symmetry axis taken by the original point.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structural changes made by the contents of the specification and the drawings, or the direct or indirect application in other related technical fields, are included in the same way in the protection scope of the present invention.

Claims

1. A high-color-rendering high-light-efficiency high-power-density wide-color-gamut light source is characterized by comprising a substrate and a plurality of light-emitting lamp beads arranged on the substrate, wherein the light-emitting lamp beads comprise warm white lamp beads, cold white lamp beads, red lamp beads, green lamp beads and blue lamp beads; the luminous lamp beads can be divided into edge luminous lamp beads on the edge and inner side luminous lamp beads arranged in the inner side, and eight luminous lamp beads arranged around each inner side luminous lamp bead in a nine-square-grid arrangement mode at least comprise one of the other four luminous lamp beads with different colors from the inner side luminous lamp bead in the center.

2. The high color rendering, high light efficiency, high power density and wide color gamut light source according to claim 1, wherein the center of the substrate is taken as an origin, and the light-emitting lamp beads are arranged in a manner that the origin is symmetrical through the origin.

3. The high-color rendering, high-light efficiency, high-power density and wide-color-gamut light source according to claim 1, wherein the center of the substrate is taken as an origin and a symmetry axis is taken, and the light-emitting lamp beads are arranged in an axisymmetric manner with the symmetry axis.

4. The high color rendering, high light efficiency, high power density, wide color gamut light source of claim 1, wherein the warm white light bead, the cool white light bead, the red light bead, the green light bead, and the blue light bead are all front-emitting.

5. The light source of claim 1, wherein the color temperature of the warm white bead ranges from 1800K to 3000K.

6. The light source of claim 1, wherein the color temperature of the cool white bead ranges from 1800K to 3000K.

7. The light source of claim 1, wherein the wavelength of the red beads is in the range of 600nm to 650nm.

8. The light source of claim 1, wherein the green beads have a wavelength of 500-550 nm.

9. The light source of claim 1, wherein the blue beads have a wavelength range of 430-480 nm.