CN214625040U

CN214625040U - Double-color COB packaging light source

Info

Publication number: CN214625040U
Application number: CN202121111166.2U
Authority: CN
Inventors: 侯裂国; 周林展
Original assignee: Dongguan Haiwo Electronic Technology Co ltd
Current assignee: Dongguan Haiwo Electronic Technology Co ltd
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2021-11-05
Anticipated expiration: 2031-05-24

Abstract

The utility model discloses a double-colored COB encapsulation light source, including COB base plate, first mirror area, second mirror area, first luminescence chip, second luminescence chip, first negative pole pad and second negative pole pad, the front of COB base plate is being close to and is being provided with positive pad in its top department, first mirror area and second mirror area all are located the front department of COB base plate, first luminescence chip and second luminescence chip all are provided with a plurality ofly, and are a plurality of first luminescence chip is the form of misplacing and installs in first mirror area department, and is a plurality of the second luminescence chip is the form of misplacing and installs in second mirror area department, first negative pole pad and second negative pole pad are all installed in the front of COB base plate and are close to its department, just first negative pole pad and second negative pole pad are close to respectively in the both sides department of COB base plate. The utility model discloses can send the light source colour of two kinds of differences, and can carry out solitary on-off control to the light source colour of difference, the practicality is higher.

Description

Double-color COB packaging light source

Technical Field

The utility model relates to a lighting apparatus field specifically is a double-colored COB encapsulates light source.

Background

The lighting is a measure for lighting working and living places or individual objects by various light sources, and the lighting is called natural lighting by using sun and skylight; the primary purpose of lighting, called "artificial lighting" by artificial light sources, is to create a good visibility and a pleasant and pleasant environment, and there are many kinds of lighting fixtures, among which COB-packaged light sources are one.

However, the conventional COB-packaged light source has the following disadvantages:

traditional COB encapsulation light source only has a mirror face district usually, can only paste all luminescent chip in same mirror face district to make and to have not realized that the subregion lights luminescent chip respectively, can only control the luminescent chip of whole mirror face district through an anodal and a negative pole, all luminescent chip in mirror face district can all be lighted the chip of the different color light in the unable independent control mirror face district when the circular telegram, as shown in FIG. 2, the practicality is relatively poor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a double-colored COB encapsulates light source, only a mirror face district usually in order to solve traditional COB encapsulates the light source, can only paste all luminescence chips in same mirror face district, thereby make and to have not realized that the subregion lights luminescence chip respectively, can only control the luminescence chip in whole mirror face district through an anodal and a negative pole, all luminescence chips in mirror face district can all be lighted the chip of the different color lights in the unable independent control mirror face district when the circular telegram, the relatively poor problem of practicality.

In order to achieve the above object, the utility model provides a following technical scheme: a double-color COB packaging light source comprises a COB substrate, a first mirror surface area, a second mirror surface area, a first light-emitting chip, a second light-emitting chip, a first cathode pad and a second cathode pad, wherein the front of the COB substrate is provided with an anode pad close to the top end of the COB substrate, the first mirror surface area and the second mirror surface area are both positioned at the front of the COB substrate, the first light-emitting chip and the second light-emitting chip are respectively provided with a plurality of first light-emitting chips which are arranged at the first mirror surface area in a staggered manner, the second light-emitting chips are arranged at the second mirror surface area in a staggered manner, the first cathode pad and the second cathode pad are both arranged at the front of the COB substrate and close to the bottom end of the COB substrate, the first cathode pad and the second cathode pad are respectively close to the two sides of the COB substrate, the first light-emitting chip is respectively electrically connected with the anode pad and the first cathode pad, the second light-emitting chip is electrically connected with the positive electrode bonding pad and the second negative electrode bonding pad respectively.

Preferably, the shapes of the first mirror area and the second mirror area include, but are not limited to, semi-circular, rectangular, and diamond.

Preferably, the first mirror area and the second mirror area have the same shape, and the first mirror area and the second mirror area are symmetrically designed by taking the center line of the COB substrate as a symmetry line.

Preferably, the plurality of first light-emitting chips and the plurality of second light-emitting chips are symmetrically designed with a center line of the COB substrate as a symmetry line.

The utility model provides a double-colored COB encapsulation light source possesses following beneficial effect:

the utility model discloses a distinguish the mirror into two regions, every region can paste different colours and send out the core, and the sharing positive pole, is used for controlling different regional luminescence chip respectively through two negative poles for COB encapsulation light source can send two kinds of colours, and can carry out solitary to the chip in first mirror district and second mirror district alone and light, and the practicality is higher.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of a conventional COB packaged light source structure.

In the figure: 1. a COB substrate; 2. a first mirror area; 3. a second mirror area; 4. a first light emitting chip; 5. a second light emitting chip; 6. a first negative electrode pad; 7. a second negative electrode pad; 8. and a positive electrode pad.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-2, the utility model provides a technical solution: a double-color COB packaging light source comprises a COB substrate 1, a first mirror area 2, a second mirror area 3, a first light-emitting chip 4, a second light-emitting chip 5, a first cathode pad 6 and a second cathode pad 7, wherein the front of the COB substrate 1 is provided with a cathode pad 8 close to the top end of the COB substrate, the first mirror area 2 and the second mirror area 3 are both positioned at the front of the COB substrate 1, the first light-emitting chip 4 and the second light-emitting chip 5 are both provided with a plurality of first light-emitting chips 4 in a staggered manner and are arranged at the first mirror area 2, the second light-emitting chips 5 are arranged at the second mirror area 3 in a staggered manner, the first cathode pad 6 and the second cathode pad 7 are both arranged at the front of the COB substrate 1 close to the bottom end of the COB substrate 1, and the first cathode pad 6 and the second cathode pad 7 are respectively close to the two sides of the COB substrate 1, the first light-emitting chip 4 is electrically connected with the positive electrode bonding pad 8 and the first negative electrode bonding pad 6 respectively, and the second light-emitting chip 5 is electrically connected with the positive electrode bonding pad 8 and the second negative electrode bonding pad 7 respectively.

The shapes of the first mirror surface area 2 and the second mirror surface area 3 include, but are not limited to, semi-circle, rectangle and diamond, so that the first lens area and the second lens area can be designed into different shapes as required for use;

the first mirror surface area 2 and the second mirror surface area 3 are the same in shape, and the first mirror surface area 2 and the second mirror surface area 3 are symmetrically designed by taking the center line of the COB substrate 1 as a symmetry line, so that the overall symmetry and the aesthetic property of the light source are improved;

the plurality of first light-emitting chips 4 and the plurality of second light-emitting chips 5 are symmetrically designed by taking the center line of the COB substrate 1 as a symmetry line, so that the overall symmetry and the attractiveness of the COB packaged light source after the light-emitting chips emit light are improved;

the working principle is as follows: when using inferior COB encapsulation light source, because the design has first lens district and second lens district, and first lens district and second lens district department install the first luminescence chip 4 and the second luminescence chip 5 of different colours respectively, and first luminescence chip 4 and second luminescence chip 5 are provided with different negative pole pads, thereby make can be used for controlling the first luminescence chip 4 or the second luminescence chip 5 of different regions respectively through two negative poles, thereby make COB encapsulation light source can send two kinds of colours, and can carry out solitary the light-on to the first luminescence chip 4 or the second luminescence chip 5 in first lens district or second lens district alone, and the practicality is higher.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a two-colour COB encapsulation light source, includes COB base plate (1), first mirror area (2), second mirror area (3), first luminescent chip (4), second luminescent chip (5), first negative pole pad (6) and second negative pole pad (7), its characterized in that: the front of COB base plate (1) is being close to and is being provided with anodal pad (8) in its top department, first mirror district (2) and second mirror district (3) all are located the front department of COB base plate (1), first luminescent chip (4) and second luminescent chip (5) all are provided with a plurality ofly, and a plurality ofly first luminescent chip (4) are installed in first mirror district (2) department in the form of staggering, and a plurality of second luminescent chip (5) are installed in second mirror district (3) department in the form of staggering, first negative pole pad (6) and second negative pole pad (7) are all installed in the front of COB base plate (1) and are close to its bottom department, and first negative pole pad (6) and second negative pole pad (7) are close to respectively in both sides department of COB base plate (1), first luminescent chip (4) respectively with anodal pad (8) and first negative pole pad (6) electric connection, the second light-emitting chip (5) is electrically connected with the anode bonding pad (8) and the second cathode bonding pad (7) respectively.

2. The bi-color COB packaged light source of claim 1, wherein: the shapes of the first mirror area (2) and the second mirror area (3) include, but are not limited to, semi-circular, rectangular, and diamond.

3. The bi-color COB packaged light source of claim 1, wherein: the shape of first mirror area (2) and second mirror area (3) is the same, just first mirror area (2) and second mirror area (3) use the central line of COB base plate (1) to design as line symmetry.

4. The bi-color COB packaged light source of claim 1, wherein: the first light-emitting chips (4) and the second light-emitting chips (5) are symmetrically designed by taking the center line of the COB substrate (1) as a symmetry line.