CN210319888U

CN210319888U - Intelligent light-emitting device with adjustable color temperature

Info

Publication number: CN210319888U
Application number: CN201921569645.1U
Authority: CN
Inventors: 王晶晶; 许欢甜; 李旭森; 黎立文; 肖金荣
Original assignee: Dongguan Ruishi Optoelectronics Technology Co Ltd
Current assignee: Dongguan Ruishi Optoelectronics Technology Co Ltd
Priority date: 2019-09-20
Filing date: 2019-09-20
Publication date: 2020-04-14
Anticipated expiration: 2029-09-20

Abstract

The utility model discloses an intelligence illuminator of colour temperature adjustable, include the light source cavity with being used for setting up luminous component, be provided with the light trap that outwards shines on the light source cavity, be provided with in the light source cavity and be used for luminous LED lamp plate, be provided with multiunit LED lamp pearl on the LED lamp plate, the quantity of every group LED lamp pearl is five, and be a red lamp pearl respectively, a blue lamp pearl, a green lamp pearl, an amber lamp pearl and a cold white lamp pearl, wherein red lamp pearl, blue lamp pearl, green lamp pearl and cold white lamp pearl are the rectangle and arrange, the amber lamp pearl is located the central point of rectangle and puts. The utility model discloses think about novelty, reasonable in design, and convenient to use, the utility model provides a concrete illuminator, including its concrete structural style to utilize the LED lamp pearl of five different colours to carry out light mediation, can realize wide colour temperature control range, wavelength coverage is wide, realizes exporting higher color rendering index's synthetic light on compromise wide colour temperature adjustable basis.

Description

Intelligent light-emitting device with adjustable color temperature

Technical Field

The utility model relates to a light source technical field, in particular to colour temperature adjustable intelligence illuminator.

Background

When the light source device is used for detection, compared with the traditional light source, the LED light source has the characteristics of high luminous efficiency, long service life, low energy consumption, good stability and the like, and becomes the preferred light source of a machine vision system. Nevertheless, the LED lamp has its own drawbacks, for example, an important disadvantage is the narrow band of its light emission spectrum, and the light emission spectrum can be changed by mixing LED lamps with different colors, so as to change the color temperature, color and brightness of the whole light source and realize different lighting functions.

Most of the existing color temperature variable light sources adopt a light mixing scheme of RGB three-primary color mixed light and cold white and warm white LEDs. The color temperature can be changed by adjusting the mixing proportion of the three primary colors, the dimming range is wide, the light in an amber waveband is lacked, the color rendering index is low, the effect of reducing the real color of an object is poor, and the illumination requirement of a camera and a sensor test occasion is not met; the light-adjusting mode has the advantages that the light-adjusting mode can obtain the synthesized light with accurate color temperature by mixing the two color temperature LEDs, the color temperature basically does not float when the output brightness is adjusted, the color temperature adjustable range is narrow, the synthesized light on the connection line of the color coordinates of the two lamps can be realized, and the synthesized light deviates from the black body track line at the same time, so that the sunlight simulating effect cannot be well realized.

SUMMERY OF THE UTILITY MODEL

In view of the fact that the light formed by the prior art is low in color rendering index, poor in effect of reducing real colors of objects, incapable of meeting the illumination requirements of camera and sensor test occasions, narrow in adjustable color temperature range and incapable of well simulating sunlight. The utility model provides an intelligence illuminator of colour temperature adjustable, what adopt is RGBYW's mixed light mode, adopt red lamp pearl, green lamp pearl, blue lamp pearl, amber lamp pearl and cold white lamp pearl five kinds of colours LED lamp pearl to mediate specifically, can realize wide colour temperature control range, wavelength coverage is wide, realizes exporting the synthetic light of higher color rendering index on compromise wide colour temperature adjustable basis to illuminator's structural style has specifically been given. The utility model discloses technical scheme as follows:

the utility model provides an intelligent illuminator of adjustable colour temperature, includes the light source cavity with being used for setting up luminous component, be provided with the light trap of outside shining on the light source cavity, be provided with in the light source cavity and be used for luminous LED lamp plate, be provided with multiunit LED lamp pearl on the LED lamp plate, every group the quantity of LED lamp pearl is five, and is a red lamp pearl, a blue lamp pearl, a green lamp pearl, an amber lamp pearl and a cold white lamp pearl respectively, and wherein red lamp pearl, blue lamp pearl, green lamp pearl and cold white lamp pearl are the rectangle and arrange, and the amber lamp pearl is located the central point of rectangle and puts.

Preferably, a heat dissipation plate is disposed on a back surface of the LED lamp panel.

Further preferably, a power supply is provided on a rear surface of the heat dissipation plate.

Further, as preferred, the front of LED lamp plate is provided with the diffuser plate, the diffuser plate sets up in printing opacity hole department.

Further, preferably, a communication input socket for inputting a control signal and a communication output socket for outputting a signal are arranged on the light source cavity.

Further, preferably, a dial switch for adjusting the light emission of the LED lamp beads is arranged on the light source cavity.

Further, as preferred, be provided with the AC supply socket that is used for external commercial power on the light source cavity, the other switch that is provided with of AC supply socket.

Further, as a preferred option, a control panel is arranged on the light source cavity, and the vacant panel is arranged on one side close to the power supply.

Has the advantages that: the utility model discloses think about novelty, reasonable in design, and convenient to use, the utility model provides a concrete illuminator, including its concrete structural style to utilize the LED lamp pearl of five different colours to carry out light mediation, can realize wide colour temperature control range, wavelength coverage is wide, realizes exporting higher color rendering index's synthetic light on compromise wide colour temperature adjustable basis.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is an exploded schematic view of an embodiment of the present invention.

Fig. 3 is a schematic diagram of a group of LED lamp beads in an embodiment of the present invention.

Detailed Description

The invention will be further explained with reference to the following figures and examples:

please refer to fig. 1 to fig. 3, an intelligent light emitting device with adjustable color temperature has a light source cavity 1 for setting a light emitting component, a light hole 1a for illuminating is provided on the light source cavity 1, a LED lamp panel 2 for emitting light is provided in the light source cavity 1, a plurality of groups of LED lamp beads 2a are provided on the LED lamp panel 2, each group of LED lamp beads 2a are five in number and are respectively a red lamp bead, a blue lamp bead, a green lamp bead, an amber lamp bead and a cold white lamp bead, wherein the red lamp bead, the blue lamp bead, the green lamp bead and the cold white lamp bead are arranged in a rectangle, and the amber lamp bead is located at the center of the rectangle.

The utility model discloses an among the basic scheme, the main part of light source cavity 1 as the light source for set up other each parts of light source, specifically place LED lamp plate 2 in light source cavity 1, as concrete light source part, and outwards jet out through light trap 1a, reach the result of use. In order to reach the purpose of mediation light colour temperature, divide into the multiunit with LED lamp pearl 2a, every group is the rectangle by red lamp pearl, blue lamp pearl, green lamp pearl and cold white lamp pearl and arranges, and amber lamp pearl is located the central point of rectangle and puts and set up like this to through the luminous of each lamp pearl of program control, based on the optics principle, so can realize the effect of the colour temperature regulation of whole light. In particular to realize the wide color temperature adjusting range of 1000-15000K, and the average color rendering index is 90. Red lamp pearl, green lamp pearl, blue lamp pearl, amber lamp pearl and cold white lamp pearl, wavelength coverage is wide, realizes exporting higher color rendering index's synthetic light on the basis of giving consideration to wide colour temperature adjustable. It should be noted that, below 3500K color temperature, because the output of blue lamp beads is low, as an optimized case, orange lamp beads are used instead of blue lamp beads, so that the overall color rendering index at low color temperature can be improved.

In specific implementation, as a preferable technical solution, the back surface of the LED lamp panel 2 is provided with a heat dissipation plate 3. Help the heat dissipation of LED lamp plate 2 through setting up heating panel 3 among this preferred scheme, guarantee that it uses well.

In a preferred embodiment, a power source 4 is provided on the back surface of the heat sink 3. The specific arrangement form of the power supply 4 is provided in the preferred scheme, so that the connection and the use are convenient, and the interference is avoided.

In specific implementation, as a preferable technical scheme, a diffusion plate 5 is arranged on the front surface of the LED lamp panel 2, and the diffusion plate 5 is arranged at the light transmission hole 1 a. Through setting up diffuser plate 5 in this preferred scheme and cooperating the use of LED lamp plate 2, diffuser plate 5 is used for harmonizing LED light for the light of emittings is more even.

In specific implementation, as a preferable technical solution, a communication input socket 6 for inputting a control signal and a communication output socket 7 for outputting a signal are arranged on the light source cavity 1. In order to facilitate the communication connection between the internal LED lamp panel 2 and the outside and to be controlled by an external control program, the serial connection of a communication circuit is realized, and a communication input socket 6 and a communication output socket 7 are arranged.

In specific implementation, as an optimal technical scheme, a dial switch 8 for adjusting the light emission of the LED lamp beads 2a is arranged on the light source cavity 1. In the preferred scheme, program signals of each control are sent to the corresponding LED lamp beads 2a by setting the dial switch 8, so that the control of on-off is realized.

In specific implementation, as a preferred technical scheme, an AC power socket 9 for externally connecting a mains supply is arranged on the light source cavity 1, and a switch 10 is arranged beside the AC power socket 9. An AC power socket 9 is arranged to be connected with an external power supply, and a switch 10 is used for controlling a power circuit.

In specific implementation, as a preferable technical solution, a control panel 11 is disposed on the light source cavity 1, and the vacant panel 11 is disposed on a side close to the power source 4. In the preferred embodiment, a control panel 11 is provided for controlling the operation of the interior of the light source cavity 1.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims

1. The utility model provides an intelligent illuminator of adjustable colour temperature, its characterized in that includes light source cavity (1) with being used for setting up luminous component, be provided with light trap (1a) of outside shining on light source cavity (1), be provided with in light source cavity (1) and be used for luminous LED lamp plate (2), be provided with multiunit LED lamp pearl (2a), every group on LED lamp plate (2) the quantity of LED lamp pearl (2a) is five, and is a red lamp pearl, a blue lamp pearl, a green lamp pearl, an amber lamp pearl and a cold white lamp pearl respectively, and wherein red lamp pearl, blue lamp pearl, green lamp pearl and cold white lamp pearl are the rectangle and arrange, and the amber lamp pearl is located the central point of rectangle and puts.

2. The intelligent lighting device with adjustable color temperature as claimed in claim 1, wherein a heat dissipation plate (3) is disposed on the back of the LED lamp panel (2).

3. The intelligent lighting device with adjustable color temperature as claimed in claim 2, wherein the back surface of the heat dissipation plate (3) is provided with a power supply (4).

4. The intelligent lighting device with adjustable color temperature of claim 3, wherein a diffusion plate (5) is disposed on the front surface of the LED lamp panel (2), and the diffusion plate (5) is disposed at the light hole (1 a).

5. The intelligent lighting device with adjustable color temperature as claimed in claim 1, wherein the light source cavity (1) is provided with a communication input socket (6) for inputting control signals and a communication output socket (7) for outputting signals.

6. The intelligent lighting device with adjustable color temperature as claimed in claim 1, wherein a dial switch (8) for adjusting the lighting of the LED lamp bead (2a) is disposed on the light source cavity (1).

7. The intelligent lighting device with adjustable color temperature as claimed in claim 1, wherein an AC power socket (9) for connecting with the mains is disposed on the light source cavity (1), and a switch (10) is disposed beside the AC power socket (9).

8. The intelligent lighting device with adjustable color temperature of claim 3, wherein a control panel (11) is disposed on the light source cavity (1), and the control panel (11) is disposed on a side close to the power supply (4).