CN210040249U

CN210040249U - COB white light and packaging structure thereof

Info

Publication number: CN210040249U
Application number: CN201920780145.6U
Authority: CN
Inventors: 郭瑞东; 张洪亮
Original assignee: Shenzhen Bright Au Optronics Co
Current assignee: Shenzhen Bright Au Optronics Co
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-02-07
Anticipated expiration: 2029-05-28

Abstract

The utility model discloses a COB white light and packaging structure thereof, including base and guard shield, the inside mounting hole that is provided with in four corners of base, the edge bonds all around of guard shield has glass to glue, and the guard shield is located the front end of base, the inside of guard shield is provided with the filling and glues, and fills gluey rear end and install the LED chip, the pillar is installed to the rear end of LED chip, the rear end mid-mounting of base has the separation blade, and the inside of separation blade is provided with the thermovent. This COB white light and packaging structure thereof is provided with guard shield and glass and glues, and it glues to replace traditional phosphor powder through the transparent pottery of yttrium oxide, can effectually promote the light quality of high-power COB white light-emitting, and the guard shield can effectually provide reliable protection for the COB white light, and glass glues the clearance that can effectually compensate between base and the guard shield to can effectual improvement COB white light adaptation environment's ability, and can the effectual ability that improves the anti adverse circumstances of COB white light.

Description

COB white light and packaging structure thereof

Technical Field

The utility model relates to a COB white light and packaging technology field specifically are a COB white light and packaging structure thereof.

Background

An LED integrated light source, also called COB light source, is characterized in that a plurality of LED chips are arranged in an array, are round and square, and are directly adhered to a substrate, the chips are mutually welded through a gold wire or a circuit layer, and then are connected with a power supply through positive and negative electrode pads on the substrate, and packaging is a process of assembling an integrated circuit into a chip final product, namely, an integrated circuit bare chip (Die) produced by Foundry is placed on a substrate with a bearing function, pins are LED out, and then the integrated circuit bare chip is fixedly packaged into a whole.

The COB white light and the encapsulation thereof in the use process can not be well improved, the adverse environment resistance of the COB white light can not be well improved, the heat dissipation effect of the COB white light can not be well improved, the use requirements of people can not be well met, and technical innovation can be performed on the basis of the COB white light and the encapsulation thereof.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a COB white light and packaging structure thereof to propose current COB white light and encapsulate in the use in solving above-mentioned background art, the ability of the anti adverse circumstances of improvement COB white light that can not be fine, and the radiating effect of improvement COB white light that can not be fine, the user demand problem of satisfying people that can not be fine.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a COB white light and packaging structure thereof, includes base and guard shield, the inside mounting hole that is provided with in four corners of base, the edge bonds all around of guard shield has glass to glue, and the guard shield is located the front end of base, the inside of guard shield is provided with fills glues, and fills gluey rear end and install the LED chip, the pillar is installed to the rear end of LED chip, the rear end mid-mounting of base has the separation blade, and the inside of separation blade is provided with the thermovent.

Preferably, the central axis of the base and the central axis of the support are superposed with each other, and the support is made of copper.

Preferably, the central axis of the base is perpendicular to the separation blade, the separation blade is made of ceramic, and the heat dissipation ports are uniformly distributed along the periphery of the separation blade.

Preferably, the component material of the shield is yttria transparent ceramic, and the peripheral edge of the shield is locally and tightly attached to the outer part of the glass cement.

Preferably, the mounting holes are symmetrically distributed about a vertical center line of the base, and the base is made of a graphene substrate.

Preferably, the LED chips are uniformly distributed around the support column, and the outer part of the support column is of a cylindrical structure.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses be provided with guard shield and glass and glue, replace traditional phosphor powder through the transparent pottery of yttrium oxide and glue, can effectually promote the light quality of high-power COB white light-emitting, the guard shield can effectually provide reliable protection for the COB white light, and glass glues can effectually compensate the clearance between base and the guard shield, avoids dust or water stain to get into the inside of guard shield, or adsorbs the connection position at guard shield and base to can effectually improve the ability that the COB white light adapted to the environment, and can effectually improve the ability of the anti adverse circumstances of COB white light;

2. the utility model discloses be provided with the LED chip, for realizing that super high power light source module provides the basis, can realize heavy current drive, thereby can prepare super high power light source module, can satisfy super high power lighting requirements such as field lighting, be provided with the pillar, the constitution material of pillar is copper, because COB white light can produce high heat when giving out light, through the copper post of pillar high thermal conductivity, make the heat that COB white light inside produced lead the encapsulation body outside through the pillar, can be stable provide stable heat dissipation for COB white light, make COB white light can stable luminescence;

3. the utility model discloses be provided with separation blade and thermovent, can effectually separate between installation face and the pillar through the separation blade, avoid water stain and dust to adsorb on the surface of pillar, influence the radiating effect of pillar, and the constitution material of separation blade is pottery, can effectual reinforcing to the radiating effect of COB white light, at this moment, the thermovent can effectual increase separation blade and the area of contact between the air to can effectual improvement COB white light's radiating efficiency.

Drawings

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

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic view of the rear view structure of the present invention.

In the figure: 1. a base; 2. glass cement; 3. a shield; 4. mounting holes; 5. a pillar; 6. an LED chip; 7. a baffle plate; 8. a heat dissipation port; 9. and filling glue.

Detailed Description

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 a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a COB white light and packaging structure thereof comprises a base 1 and a shield 3, wherein mounting holes 4 are arranged inside four corners of the base 1, the mounting holes 4 are symmetrically distributed about a vertical central line of the base 1, the base 1 is made of a graphene substrate, glass cement 2 is bonded on the peripheral edge of the shield 3, the shield 3 is positioned at the front end of the base 1, the shield 3 is made of yttrium oxide transparent ceramic, the peripheral edge of the shield 3 is locally and tightly attached to the outside of the glass cement 2, the yttrium oxide transparent ceramic replaces the traditional fluorescent powder cement, the light quality of high-power COB white light emergent light can be effectively improved, the shield 3 can effectively provide reliable protection for the COB white light, the glass cement 2 can effectively make up a gap between the base 1 and the shield 3, and prevent dust or water stain from entering the shield 3 or being adsorbed at a connecting part between the shield 3 and the base 1, therefore, the environment adaptability of the COB white light can be effectively improved, and the severe environment resistance of the COB white light can be effectively improved;

the inside of the shield 3 is provided with filling glue 9, the rear end of the filling glue 9 is provided with the LED chips 6, the LED chips 6 are evenly distributed along the periphery of the support post 5, the outer part of the support post 5 is in a cylindrical structure, and the arrangement of the plurality of LED chips 6 provides a foundation for realizing an ultra-high power light source module, can realize large current driving, thereby being capable of preparing a super-high power light source module and meeting the lighting requirements of super-high power such as field lighting, the post 5 is arranged at the rear end of the LED chip 6, the axle wire of the base 1 and the axle wire of the post 5 are superposed with each other, the composition material of the post 5 is copper, because COB white light can generate high heat when emitting light, the heat generated inside the COB white light is guided to the outside of the packaging body through the support 5 by the copper columns with high thermal conductivity of the support 5, stable heat dissipation can be stably provided for the COB white light, and the COB white light can stably emit light;

base 1's rear end mid-mounting has separation blade 7, and separation blade 7's inside is provided with thermovent 8, base 1's axis perpendicular to separation blade 7, and separation blade 7's constitution material is pottery, and thermovent 8 is along the evenly distributed all around of separation blade 7, can effectually separate between installation face and pillar 5 through separation blade 7, avoid water stain and dust to adsorb on pillar 5's surface, influence pillar 5's radiating effect, and separation blade 7's constitution material is pottery, can effectual reinforcing be to the radiating effect of COB white light, at this moment, thermovent 8 can effectual increase the area of contact between separation blade 7 and the air, thereby can the effectual radiating efficiency who improves COB white light.

The working principle is as follows: when the COB white light and the packaging structure thereof are used, firstly, a bolt penetrates through the mounting hole 4, and the COB white light is mounted at a proper position through the bolt;

secondly, the glass cement 2 makes up the gap between the base 1 and the shield 3, so that dust or water stain is prevented from entering the shield 3, the base 1 is connected with the shield 3, the shield 3 provides reliable protection for COB white light, and then the LED chip 6 is arranged to provide a foundation for realizing an ultra-high power light source module and meet the illumination requirements of ultra-high power such as field illumination;

finally, the copper post of 5 high thermal conductivities of pillar for the inside heat that produces of COB white light passes through pillar 5 direction packaging body outside, and separation blade 7's constitution material is pottery, can effectual reinforcing to the radiating effect of COB white light, and this is exactly this COB white light and packaging structure's theory of operation.

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 COB white light and packaging structure thereof, includes base (1) and guard shield (3), its characterized in that: the utility model discloses a LED lamp, including base (1), the inside mounting hole (4) that is provided with in four corners of base (1), the edge bonds all around of guard shield (3) has glass to glue (2), and guard shield (3) are located the front end of base (1), the inside of guard shield (3) is provided with filling glue (9), and fills the rear end of gluing (9) and install LED chip (6), pillar (5) are installed to the rear end of LED chip (6), the rear end mid-mounting of base (1) has separation blade (7), and the inside of separation blade (7) is provided with thermovent (8).

2. The COB white light and the packaging structure thereof of claim 1, wherein: the central axis of the base (1) and the central axis of the support column (5) are superposed with each other, and the support column (5) is made of copper.

3. The COB white light and the packaging structure thereof of claim 1, wherein: the axis of base (1) is perpendicular to separation blade (7), and the constitution material of separation blade (7) is pottery to thermovent (8) are along the evenly distributed all around of separation blade (7).

4. The COB white light and the packaging structure thereof of claim 1, wherein: the component material of the shield (3) is yttria transparent ceramic, and the peripheral edge of the shield (3) is locally and tightly attached to the outside of the glass cement (2).

5. The COB white light and the packaging structure thereof of claim 1, wherein: the mounting holes (4) are symmetrically distributed about a vertical central line of the base (1), and the base (1) is made of a graphene substrate.

6. The COB white light and the packaging structure thereof of claim 1, wherein: the LED chips (6) are uniformly distributed around the support column (5), and the outer part of the support column (5) is of a cylindrical structure.