CN212361700U

CN212361700U - RGB-based colored LED lamp strip

Info

Publication number: CN212361700U
Application number: CN202021465491.4U
Authority: CN
Inventors: 吴荣伟
Original assignee: Shenzhen Mingjie Photoelectric Technology Co ltd
Current assignee: Shenzhen Mingjie Photoelectric Technology Co ltd
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-01-15
Anticipated expiration: 2030-07-21

Abstract

The utility model relates to a lighting apparatus field relates to a colored LED lamp area based on RGB. The LED lamp strip comprises an LED lamp strip circuit board and a plurality of LED lamp strip chip units which are arranged on the LED lamp strip circuit board along the direction of the LED lamp strip circuit board, wherein the LED lamp strip chip units comprise at least three LED chip lamp beads, and the colors of the LED chip lamp beads in the LED lamp strip chip units at least comprise three colors. The utility model provides a colored LED lamp area adopts the lamp pearl of at least three kinds of different colours to give out light, and the color principle mixed light based on RBG is more even.

Description

RGB-based colored LED lamp strip

Technical Field

The invention relates to the field of lighting equipment, in particular to a RGB-based colored LED lamp strip.

Background

The LED lamp strip is widely used in the current lighting market due to long service life, energy conservation and environmental protection. At present, the LED lamp can be a lamp strip with a COB white light lamp due to the process technology, when colors are realized, fluorescent powder is generally smeared in colloid packaged by COB chips, light emitted by the COB chips is absorbed through the colloid, and the target colors are obtained through filtering.

The color lighting technology adopted at present depends on fluorescent powder with different colors to realize color change. However, the technology has serious light spots when emitting monochromatic light, and has poor light mixing effect when mixing light, so that the use requirements of people on LED light with different colors cannot be met. There is a need for a LED strip that addresses the shortcomings of current colored LED strips.

Disclosure of Invention

The invention mainly aims to solve the technical problems that the common color light band has poor color mixing and light mixing effect and the light spot is serious when the light band emits light in a single color.

The invention provides a RGB (red, green and blue) -based colored LED lamp strip which comprises an LED lamp strip circuit board and a plurality of LED lamp strip chip units arranged on the LED lamp strip circuit board along the direction of the LED lamp strip circuit board, wherein each LED lamp strip chip unit comprises at least three LED chip lamp beads, and the colors of the LED chip lamp beads in the LED lamp strip chip units at least comprise three colors.

Optionally, the LED lamp strip chip unit includes a first LED chip lamp bead, a second LED chip lamp bead and a third LED chip lamp bead, and the first LED chip lamp bead, the second LED chip lamp bead and the third LED chip lamp bead are arranged according to a triangle rule.

Optionally, first LED chip lamp pearl includes the lamp pearl by blue phosphor colloid parcel COB flip chip, second LED chip lamp pearl is by green phosphor colloid parcel COB flip chip's lamp pearl, third LED chip lamp is by red phosphor colloid parcel COB flip chip's lamp pearl.

Optionally, the first LED chip lamp bead, the second LED chip lamp bead and the third LED chip lamp bead are connected in parallel.

Optionally, the COB flip chip is welded on the LED light strip circuit board.

Optionally, the LED strip chip units are arranged along a central axis direction of the LED strip circuit board.

Optionally, the LED strip circuit board power supply includes an alternating current, wherein the alternating current includes an alternating current of 50HZ and 24V.

Optionally, the LED strip circuit board includes a printed flexible circuit board.

The utility model provides an among the technical scheme, colored LED lamp area includes LED lamp area circuit board and is located a plurality of LED lamp area chip unit of arranging along LED lamp area circuit board direction on the LED lamp area circuit board, wherein, LED lamp area chip unit includes at least three LED chip lamp pearl, just the colour of LED chip lamp pearl includes three kinds at least in the LED lamp area chip unit. The utility model discloses can realize that monochromatic luminescence does not have the color spot and the effectual characteristics of colour mixture chromatic light based on RGB's mixed light principle.

Drawings

Fig. 1 is a schematic view of a first embodiment in an embodiment of the present invention;

fig. 2 is a schematic view of a second embodiment of the present invention;

FIG. 3 is a side view of an LED chip lamp bead in an embodiment of the present invention;

fig. 4 is a schematic circuit diagram of an LED lamp strip circuit board in an embodiment of the present invention;

Detailed Description

The embodiment of the utility model provides a colored LED lamp area based on RGB, colored LED lamp area includes LED lamp area circuit board and is located a plurality of LED lamp area chip unit of arranging along LED lamp area circuit board direction on the LED lamp area circuit board, wherein, LED lamp area chip unit includes at least three LED chip lamp pearl, just the colour of LED chip lamp pearl includes three kinds at least in the LED lamp area chip unit.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a colored LED lamp area based on RGB, its characterized in that includes LED lamp area circuit board and is located a plurality of LED lamp area chip unit of arranging along LED lamp area circuit board direction on the LED lamp area circuit board, wherein, LED lamp area chip unit includes at least three LED chip lamp pearl, just the colour of LED chip lamp pearl includes three kinds at least in the LED lamp area chip unit.

As shown in fig. 1, the LED strip circuit board has [ circular points 1-1] on which LED chip beads of LED strip chip units are arranged, and the LED strip chip units are arranged along the central axis in the LED strip circuit board direction as a whole. The LED lamp strip chip unit is composed of [ circular points 1-2], [ circular points 1-3] and [ circular points 1-4], and at least three colors of circular point lamp beads in the LED lamp strip chip unit are provided. In another embodiment, as shown in fig. 2, [ circular dots 2-1], [ circular dots 2-2], [ circular dots 2-3] constitute the LED tape chip units, but are arranged in another arrangement.

As shown in fig. 1, [ circular point 1-2] is a first LED chip lamp bead, [ circular point 1-3] is a second LED chip lamp bead, and [ circular point 1-4] is a third LED chip lamp bead. And the [ round points 1-2], [ round points 1-3] and [ round points 1-4] are arranged on the LED lamp strip circuit board in a triangular rule.

As shown in fig. 3, the LED strip lamp bead is a cross-sectional view of the LED chip lamp bead, and the LED strip lamp bead is composed of a COB flip chip packaged by fluorescent colloid, and the COB flip chip is welded on the LED strip circuit board. 3-1 is a fluorescent colloid, and the color of the fluorescent colloid can be blue, green and red. 3-2 is COB flip chip, and 3-3 is LED lamp area circuit board. The arrangement mode of a first LED chip lamp bead, a second LED chip lamp bead and a third LED chip lamp bead on the circuit board can be as shown in figure 1, wherein [ circular points 1-2] are the first LED chip lamp beads, [ circular points 1-3] are the second LED chip lamp beads, [ circular points 1-4] are the third LED chip lamp beads, [ circular points 1-2], [ circular points 1-3], [ circular points 1-4] are respectively red, green and blue. Similarly, the [ round point 1-2] is a first LED chip lamp bead, the [ round point 1-3] is a third LED chip lamp bead, the [ round point 1-4] is a second LED chip lamp bead, and the [ round point 1-2], [ round point 1-3], [ round point 1-4] are red, green and blue respectively. Similarly, there are 6 permutations in the permutation combination.

As shown in fig. 4, 4-1, 4-2, and 4-3 correspond to a first LED chip lamp bead, a second LED chip lamp bead, and a third LED chip lamp bead. Because 4-1, 4-2, 4-3 parallel connection, therefore the LED chip lamp pearl of different colours lights each other and does not influence, can light red, green, blue simultaneously, also can light red, green, blue alone, can also light red and green simultaneously, can also light green and blue simultaneously, can also light red and blue simultaneously.

Optionally, the COB flip chip is welded on the LED light strip circuit board.

As shown in fig. 3, 3-2 indicates that COB flip chip is soldered to 3-3 indicating the wiring board of the LED strip.

As shown in fig. 1, 24V ac is input at DC24V, and the ac of utility model has a frequency of 50Hz, which is used to activate the LED chip to light the lamp bead.

As shown in fig. 3, the constituent material of 3-2 is a printed flexible circuit board composed of polyimide or polyester film.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a colored LED lamp area based on RGB, its characterized in that includes LED lamp area circuit board and is located a plurality of LED lamp area chip unit of arranging along LED lamp area circuit board direction on the LED lamp area circuit board, wherein, LED lamp area chip unit includes at least three LED chip lamp pearl, just the colour of LED chip lamp pearl includes three kinds at least in the LED lamp area chip unit.

2. The RGB-based colored LED strip according to claim 1, wherein the LED strip chip units include a first LED chip bead, a second LED chip bead and a third LED chip bead, and the first LED chip bead, the second LED chip bead and the third LED chip bead are arranged in a triangular pattern.

3. The RGB-based colored LED strip of claim 2, wherein the first LED chip lamp beads include COB flip chip lamp beads wrapped with blue phosphor gel, the second LED chip lamp beads are wrapped with green phosphor gel, and the third LED chip lamp beads are wrapped with red phosphor gel.

4. The RGB-based colored LED strip of claim 3, wherein the first LED chip bead, the second LED chip bead and the third LED chip bead are connected in parallel.

5. The RGB-based colored LED strip according to claim 3, wherein the COB flip-chip solder is on the LED strip circuit board.

6. The RGB-based colored LED strip according to claim 1, wherein the LED strip chip units are arranged along a central axis of the LED strip circuit board.

7. An RGB based colored LED strip according to claim 1, wherein the LED strip board power supply includes an alternating current, wherein the alternating current includes a 50HZ, 24V alternating current.

8. An RGB based colour LED strip according to any one of claims 1 to 7, wherein the LED strip wiring board comprises a printed flexible circuit board.