CN214619100U

CN214619100U - LED lamp bead capable of enhancing heat conduction efficiency by increasing contact area

Info

Publication number: CN214619100U
Application number: CN202120726107.XU
Authority: CN
Inventors: 夏时文
Original assignee: Shenzhen Lvming Photoelectric Co ltd
Current assignee: Shenzhen Lvming Photoelectric Co ltd
Priority date: 2021-04-10
Filing date: 2021-04-10
Publication date: 2021-11-05
Anticipated expiration: 2031-04-10

Abstract

The utility model relates to the technical field of LED lamp beads, in particular to an LED lamp bead which enhances the heat conduction efficiency by increasing the contact area, comprising an aluminum substrate, an aluminum heat radiator is arranged below the aluminum substrate, a polygonal heat conductor is integrally formed on the lower end face of the aluminum substrate, the upper end surface of the aluminum heat radiator is integrally provided with a triangular heat conductor, the lower end surface of the aluminum substrate is provided with a triangular heat conducting groove matched with the triangular heat conductor, and by increasing the contact area between the chip and the pins and the aluminum substrate, thereby the reinforcing is with the efficiency of chip and pin to aluminium base board heat conduction, through the heat conduction area of the dual increase aluminium radiator of polygon heat conductor and triangle heat conductor, aluminium base inter-plate, multiple reinforcing heat conduction efficiency avoids heat conduction efficiency to restrict radiating efficiency, prevents that the heat from piling up the normal life who reduces this LED lamp pearl through increase area of contact reinforcing heat conduction efficiency.

Description

LED lamp bead capable of enhancing heat conduction efficiency by increasing contact area

Technical Field

The utility model relates to a LED lamp pearl technical field especially relates to a LED lamp pearl through increase area of contact reinforcing heat conduction efficiency.

Background

The LED lamp bead is an English abbreviation LED of a light-emitting diode, has the characteristics of long service life and the like, and has certain application in various industries. Because LED lamp is small in size, can produce a large amount of heats after long-time use, the heat is too high and can give other parts by the heat transfer, leads to other parts to damage, but the heat conduction efficiency of current LED lamp pearl is not enough.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that heat conduction efficiency is not enough among the prior art, and the LED lamp pearl through increase area of contact reinforcing heat conduction efficiency who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an LED lamp bead for enhancing heat conduction efficiency by increasing contact area is designed, and comprises an aluminum substrate, wherein an aluminum heat sink is arranged below the aluminum substrate, a polygonal heat conductor is integrally formed on the lower end face of the aluminum substrate, a triangular heat conductor is integrally formed on the upper end face of the aluminum heat sink, a triangular heat conduction groove matched with the triangular heat conductor is formed in the lower end face of the aluminum substrate, the inner wall of the triangular heat conduction groove is connected with the triangular heat conductor through heat conduction glue, a polygonal heat conduction groove matched with the polygonal heat conductor is formed in the upper end face of the aluminum heat sink, the inner wall of the polygonal heat conduction groove is connected with the polygonal heat conductor through the heat conduction glue, a pin groove and a light-emitting chip groove are formed in the end face of the aluminum substrate, the pin grooves are formed in two sides of the light-emitting chip groove, the inner wall of the light-emitting chip groove is fixedly connected with a light-emitting chip, and the outer walls of the two sides of the light-emitting chip are provided with pins, the pins are arranged in the pin grooves, and a lampshade is arranged at the top of the aluminum substrate.

Preferably, a sealing glue layer is bonded to the upper end face of the aluminum substrate, and a lampshade is bonded to the upper end face of the sealing glue layer.

Preferably, the outer wall of the pin is provided with heat-conducting silica gel, and the outer wall of the heat-conducting silica gel is bonded with the aluminum substrate and the sealing adhesive layer.

Preferably, the outer wall of the aluminum heat radiation body is provided with a heat radiation fin in an integrated forming mode, and the bottom of the aluminum heat radiation body is provided with a lower heat radiation fin in an integrated forming mode.

The utility model provides a pair of through LED lamp pearl of increase area of contact reinforcing heat conduction efficiency, beneficial effect lies in: through the area of contact of increase chip and pin and aluminium base board to the reinforcing is with the efficiency of chip and pin to aluminium base board heat conduction, through the heat conduction area between polygon heat conductor and the dual increase aluminium radiator of triangle heat conductor, aluminium base board, multiple reinforcing heat conduction efficiency, avoids heat conduction efficiency restriction radiating efficiency, prevents that the heat from piling up the normal life who reduces this LED lamp pearl through increase area of contact reinforcing heat conduction efficiency.

Drawings

Fig. 1 is an exploded view of an LED lamp bead for enhancing heat conduction efficiency by increasing contact area according to the present invention;

fig. 2 is a schematic view of the overall structure of an LED lamp bead provided by the present invention, which enhances heat conduction efficiency by increasing contact area;

fig. 3 is the utility model provides a through the LED lamp pearl of increase area of contact reinforcing heat conduction efficiency dissect the schematic structure.

In the figure: 1. a heat sink; 2. a lower heat sink; 3. an aluminum heat sink; 4. an aluminum substrate; 5. a light emitting chip; 6. a lamp shade; 7. sealing the adhesive layer; 8. a pin; 9. heat conducting silica gel; 10. a lead groove; 11. a light emitting chip groove; 12. a polygonal heat conductor; 13. a polygonal heat conduction groove; 14. a triangular heat conduction groove; 15. a triangular heat conductor.

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.

Referring to fig. 1-3, an LED lamp bead for enhancing heat conduction efficiency by increasing contact area, comprising an aluminum substrate 4, an aluminum heat sink 3 disposed below the aluminum substrate 4, a polygonal heat conductor 12 integrally formed on a lower end surface of the aluminum substrate 4, a triangular heat conductor 15 integrally formed on an upper end surface of the aluminum heat sink 3, a triangular heat conduction groove 14 formed on a lower end surface of the aluminum substrate 4 and engaged with the triangular heat conductor 15, the triangular heat conductor 15 connected to an inner wall of the triangular heat conduction groove 14 via a heat conductive adhesive, a polygonal heat conduction groove 13 engaged with the polygonal heat conductor 12 formed on an upper end surface of the aluminum heat sink 3, the polygonal heat conductor 12 connected to an inner wall of the polygonal heat conduction groove 13 via a heat conductive adhesive, a pin groove 10 formed on an end surface of the aluminum substrate 4, a light emitting chip groove 11 formed on both sides of the pin groove 10, and a light emitting chip 5 fixedly connected to an inner wall of the light emitting chip groove 11, the outer wall of the two sides of the light-emitting chip 5 is provided with pins 8, the pins 8 are arranged inside the pin grooves 10, the top of the aluminum substrate 4 is provided with a lampshade 6, the upper end face of the aluminum substrate 4 is bonded with a sealing glue layer 7, the upper end face of the sealing glue layer 7 is bonded with the lampshade 6, the outer wall of the pins 8 is provided with heat-conducting silica gel 9, the outer wall of the heat-conducting silica gel 9 is bonded with the aluminum substrate 4 and the sealing glue layer 7, the outer wall of the aluminum radiator 3 is provided with radiating fins 1 in an integrated manner, and the bottom of the aluminum radiator 3 is provided with lower radiating fins 2 in an integrated manner.

The working principle is as follows: the heat that light-emitting chip 5 and pin 8 produced at the during operation is transmitted for aluminium base board 4, the aluminium radiator 3 is transmitted for through aluminium base board 4 again, the heat effluvium through aluminium radiator 3, through polygonal heat conductor 12 and the dual increase aluminium radiator 3 of triangle heat conductor 15, the heat conduction area between aluminium base board 4, thereby reinforcing heat conduction efficiency, through with light-emitting chip 5 and pin 8 embedding aluminium base board 4, increase the area of contact of light-emitting chip 5 and pin 8 and aluminium base board 4, increase heat conduction area, thereby the reinforcing is with the efficiency of light-emitting chip 5 and pin 8 to aluminium base board 4 heat conduction, through fin 1, the radiating efficiency of aluminium radiator 3 is strengthened to lower fin 2, protect light-emitting chip 5 through lamp shade 6, improve the leakproofness through heat conduction silica gel 9 and sealant layer 7.

Through the area of contact of increase luminescence chip 5 and pin 8 and aluminium base board 4 to the reinforcing will give out luminescence chip 5 and pin 8 efficiency to aluminium base board 4 heat conduction, through the heat conduction area between polygon heat conductor 12 and the dual increase aluminium radiator 3 of triangle heat conductor 15, aluminium base board 4, multiple reinforcing heat conduction efficiency avoids heat conduction efficiency to restrict the radiating efficiency, prevents that the heat from piling up the normal life who reduces this LED lamp pearl through increase area of contact reinforcing heat conduction efficiency.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a LED lamp pearl through increase area of contact reinforcing heat conduction efficiency, includes aluminium base board (4), its characterized in that, the below of aluminium base board (4) is equipped with aluminium radiator (3), the lower terminal surface integrated into one piece of aluminium base board (4) is equipped with polygon heat conductor (12), the up end integrated into one piece of aluminium radiator (3) is equipped with triangle heat conductor (15), the lower terminal surface of aluminium base board (4) is seted up with triangle heat conductor (15) matched with triangle heat conduction groove (14), the inner wall of triangle heat conduction groove (14) passes through thermal conductive adhesive and connects triangle heat conductor (15), polygon heat conduction groove (13) with polygon heat conductor (12) matched with are seted up to the up end of aluminium radiator (3), the inner wall of polygon heat conduction groove (13) passes through thermal conductive adhesive and connects polygon heat conductor (12), set up pin groove (10) on the terminal surface of aluminium base board (4), The LED lamp is characterized by comprising a light-emitting chip groove (11), pin grooves (10) are formed in two sides of the light-emitting chip groove (11), a light-emitting chip (5) is fixedly connected to the inner wall of the light-emitting chip groove (11), pins (8) are arranged on the outer walls of two sides of the light-emitting chip (5), the pins (8) are arranged inside the pin grooves (10), and a lampshade (6) is arranged at the top of the aluminum substrate (4).

2. The LED lamp bead capable of enhancing the heat conduction efficiency by increasing the contact area as claimed in claim 1, wherein a sealant layer (7) is bonded to the upper end face of the aluminum substrate (4), and a lamp cover (6) is bonded to the upper end face of the sealant layer (7).

3. The LED lamp bead capable of enhancing the heat conduction efficiency by increasing the contact area according to claim 1, wherein the outer wall of the pin (8) is provided with a heat conduction silica gel (9), and the aluminum substrate (4) and the sealant layer (7) are bonded to the outer wall of the heat conduction silica gel (9).

4. The LED lamp bead capable of enhancing the heat conduction efficiency by increasing the contact area as claimed in claim 1, wherein a heat dissipation plate (1) is integrally formed on the outer wall of the aluminum heat dissipation body (3), and a lower heat dissipation plate (2) is integrally formed at the bottom of the aluminum heat dissipation body (3).