CN212365988U

CN212365988U - ESD (electro-static discharge) protected LED (light-emitting diode) packaging structure

Info

Publication number: CN212365988U
Application number: CN202021395882.3U
Authority: CN
Inventors: 王宇; 张明
Original assignee: Guangdong Anklight Technology Co ltd
Current assignee: Guangdong Anklight Technology Co ltd
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2021-01-15
Anticipated expiration: 2030-07-15

Abstract

The utility model provides a LED packaging structure of ESD protection, including anode plate, fin, LED chip, wire, group battery, electrostatic diode, apron, lens, negative plate and base, the apron is installed to the anode plate right-hand member, lens are installed to the apron up end, the negative plate is installed to lens right-hand member face, the base is installed to the terminal surface under the apron, the LED chip is installed to the inside lower extreme of lens, the wire is installed to LED chip right-hand member face, the group battery is installed to wire right-hand member face, electrostatic diode is installed to the group battery up end, the fin is installed to the terminal surface under the LED chip, has solved the problem that original device took place the electrostatic breakdown, has improved the utility model discloses a protection effect, the utility model discloses rational in infrastructure, the protecting effect is good, and.

Description

ESD (electro-static discharge) protected LED (light-emitting diode) packaging structure

Technical Field

The utility model relates to a LED packaging structure of ESD protection belongs to LED encapsulation protection technical field.

Background

LED (light emitting diode) packages refer to packages of light emitting chips, which are significantly different from integrated circuit packages, and have special requirements for packaging materials because the LED packages are required to protect a wick and transmit light.

In the prior art, because the thermal resistance of an LED chip is high, and the LED chip is very prone to electrostatic breakdown in a surface mounting process, an ESD-protected LED package structure is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a LED packaging structure of ESD protection to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure, the protection is effectual, and the practicality is strong.

In order to achieve the above purpose, the present invention is realized by the following technical solution: an LED packaging structure for ESD protection comprises an anode plate, a cover plate, a lens, a cathode plate and a base, wherein the cover plate is installed at the right end of the anode plate, the lens is installed on the upper end face of the cover plate, the cathode plate is installed on the right end face of the lens, and the base is installed on the lower end face of the cover plate;

the lens comprise radiating fins, LED chips, wires, a battery pack and electrostatic diodes, the LED chips are installed at the lower ends inside the lens, the wires are installed on the right end faces of the LED chips, the battery pack is installed on the right end faces of the wires, the electrostatic diodes are installed on the upper end faces of the battery pack, and the radiating fins are installed on the lower end faces of the LED chips.

Furthermore, the anode plate and the radiating fin are fixed by welding, the radiating fin and the cathode plate are fixed by welding, and the cover plate and the base are fixed by bolts.

Further, the LED chip and the radiating fin are fixed through welding, the LED chip is connected with the battery pack through a lead, the electrostatic diode is connected with the battery pack through a lead, and the electrostatic diode is fixed with the cover plate through a bolt.

Furthermore, there are two groups of wires, and the specifications of two groups of wires are the same, the upper surface of the cover plate is provided with bolt holes, the bolt holes are provided with four groups, and the specifications of the four groups of bolt holes are the same.

Furthermore, the radiating fin is made of metal copper materials.

The utility model has the advantages that: the utility model discloses a LED packaging structure of ESD protection, including anode plate, apron, lens, negative plate and base, this design has made things convenient for the improvement of device, has avoided appearing the high problem of equipment thermal resistance, has solved the problem that original device takes place the electrostatic breakdown, has improved the utility model discloses a protection effect.

Because of through welded fastening between anode plate and the fin, through welded fastening between fin and the cathode plate, through the bolt fastening between apron and the base, this convenient design is right the utility model discloses a fixed action.

The LED chip and the radiating fins are fixed by welding, the LED chip is connected with the battery pack by a lead, the electrostatic diode is connected with the battery pack by a lead, and the electrostatic diode is fixed with the cover plate by a bolt, so that the electrostatic breakdown is prevented by using the electrostatic diode;

because of the fin is the metal copper product matter, this design is convenient the utility model discloses use the heat dissipation of metal copper product material, the utility model discloses rational in infrastructure, the protection is effectual, and the practicality is strong.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural diagram of an ESD protected LED package structure according to the present invention;

fig. 2 is a side sectional view of an ESD protected LED package structure according to the present invention;

fig. 3 is a top sectional view of an ESD protected LED package structure according to the present invention;

in the figure: 1-anode plate, 2-cover plate, 3-lens, 4-cathode plate, 5-base, 31-radiating fin, 32-LED chip, 33-lead, 34-battery pack and 35-electrostatic diode.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1-3, an ESD protected LED package structure includes an anode plate 1, a cover plate 2, a lens 3, a cathode plate 4 and a base 5, wherein the cover plate 2 is installed at the right end of the anode plate 1, the lens 3 is installed on the upper end surface of the cover plate 2, the cathode plate 4 is installed on the right end surface of the lens 3, and the base 5 is installed on the lower end surface of the cover plate 2;

the lens 3 includes a heat sink 31, an LED chip 32, a wire 33, a battery pack 34, and an electrostatic diode 35, the LED chip 32 is mounted at the lower end inside the lens 3, the wire 33 is mounted on the right end face of the LED chip 32, the battery pack 34 is mounted on the right end face of the wire 33, the electrostatic diode 35 is mounted on the upper end face of the battery pack 34, and the heat sink 31 is mounted on the lower end face of the LED chip 32.

The anode plate 1 and the radiating fin 31 are fixed by welding, the radiating fin 31 and the cathode plate 4 are fixed by welding, and the cover plate 2 and the base 5 are fixed by bolts.

The LED chip 32 and the heat sink 31 are fixed by welding, the LED chip 32 and the battery pack 34 are connected by a wire 33, the electrostatic diode 35 and the battery pack 34 are connected by a wire 33, and the electrostatic diode 35 and the cover plate 2 are fixed by a bolt.

Two groups of wires 33 are provided, the specifications of the two groups of wires 33 are the same, the upper surface of the cover plate 2 is provided with four groups of bolt holes, the specifications of the four groups of bolt holes are the same, and the upper end surface of the cover plate 2 is provided with a packaging groove.

The heat sink 31 is made of copper material, and the anode plate 1 and the cathode plate 4 are made of metal material with high conductivity.

As an embodiment of the present invention: use the utility model discloses in the time, add the live line with

anode plate

1 and 4 boards of negative pole, finish the back with

LED chip

32 and 2 installations of apron, LED chip 32 begins to connect the electricity, because LED chip 32 is luminous to be aroused through the electron composite process, therefore produce a large amount of heats when producing light, because copper has high heat conductivity, and LED chip 32 heat can be controlled effectively to copper fin 31, LED chip 32 is in the paster technology, very easily produce the electrostatic breakdown, and the mode of adding on base 5 and putting electrostatic diode 35 can help LED chip 32 reduce the risk of electrostatic breakdown after pasting the dress.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a LED packaging structure of ESD protection, includes anode plate, apron, lens, negative plate and base, its characterized in that: a cover plate is arranged at the right end of the anode plate, a lens is arranged on the upper end face of the cover plate, a cathode plate is arranged on the right end face of the lens, and a base is arranged on the lower end face of the cover plate;

2. The ESD protected LED package structure of claim 1, wherein: the anode plate and the radiating fin are fixed through welding, the radiating fin and the cathode plate are fixed through welding, and the cover plate and the base are fixed through bolts.

3. The ESD protected LED package structure of claim 1, wherein: the LED chip and the radiating fins are fixed through welding, the LED chip is connected with the battery pack through a lead, the electrostatic diode is connected with the battery pack through a lead, and the electrostatic diode is fixed with the cover plate through bolts.

4. The ESD protected LED package structure of claim 1, wherein: the wire has two sets ofly, and two sets of wire specifications are the same, the apron upper surface has seted up the bolt hole, the bolt hole has seted up four groups, and four groups bolt hole specifications are the same.

5. The ESD protected LED package structure of claim 1, wherein: the radiating fin is made of metal copper materials.