CN211176416U

CN211176416U - Embedded heat pipe radiating structure for L ED flat lamp

Info

Publication number: CN211176416U
Application number: CN201921249252.2U
Authority: CN
Inventors: 张长海; 王巧波
Original assignee: Dongguan City Xunyang Industrial Co ltd
Current assignee: Dongguan City Xunyang Industrial Co ltd
Priority date: 2019-07-31
Filing date: 2019-07-31
Publication date: 2020-08-04
Anticipated expiration: 2029-07-31

Abstract

The utility model relates to a radiator technical field, concretely relates to L ED is embedded heat pipe heat radiation structure for flat lamp, aluminium base board including the rectangle, the storage tank that a plurality of intervals were arranged is seted up at aluminium base board's the back, equal fixed mounting has the heat pipe that is used for the radiating in each storage tank, the first radiator that two intervals of positive fixedly connected with of aluminium base board set up, first radiator is including the first fin that a plurality of vertical and interval were arranged, aluminium base board's back interval is provided with second radiator and third radiator, second radiator and third radiator are respectively including a plurality of vertical and second fins and the third fin that the interval was arranged, the height of second fin is higher than the third fin, second radiator and third radiator pass through the aluminium paste welding and are connected with the heat pipe, compared with the prior art, the slow problem of heat dissipation in the past has been solved, the life of lamps and lanterns has been prolonged, the illumination effect is improved.

Description

Embedded heat pipe radiating structure for L ED flat lamp

Technical Field

The utility model relates to a radiator technical field, concretely relates to L ED is embedded heat pipe heat radiation structure for dull and stereotyped lamp.

Background

L ED flat lamp is the product of using novel L ED illumination light source to improve development on the basis of traditional flat lamp, and compare with traditional flat lamp has following advantage energy-conservation, low carbon, long life, good color rendering, response speed, for the structure that the power was installed in the lamps and lanterns, especially important, because L ED luminous efficiency drops along with L ED temperature rise, so L ED's heat dissipation is very important.

The conventional L ED flat panel lamp only adopts radiating fins for radiating, so that the radiating is slow, and the service life and the illumination effect of the lamp are influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to be directed against among the prior art not enough, and provide an L ED is embedded heat pipe heat radiation structure for dull and stereotyped lamp, adopt this structure can solve the slow problem of heat dissipation.

The utility model aims at providing an L ED is embedded heat pipe heat radiation structure for flat lamp, aluminium base board including the rectangle, the storage tank that a plurality of intervals were arranged is seted up at the back of aluminium base board, equal fixed mounting has the heat pipe that is used for the radiating in each storage tank, the first radiator that two intervals set up of positive fixedly connected with of aluminium base board, first radiator is including a plurality of vertical first fins that arrange at intervals, the back interval of aluminium base board is provided with second radiator and third radiator, second radiator and third radiator are respectively including a plurality of vertical second fins that arrange at intervals and third fin, the height of second fin is higher than the third fin, second radiator and third radiator are connected with the heat pipe through the aluminium paste welding.

And the orientation of the first fin, the orientation of the second fin and the orientation of the third fin are the same.

Wherein, the distance between two adjacent second fins is equal to the distance between two adjacent first fins.

Wherein, the distance between two adjacent second fins is 3 mm.

And the distance between two adjacent first fins is greater than the distance between two adjacent second fins.

Wherein, the distance between two adjacent first fins is 3.5 mm.

The beneficial effects of the utility model are that the L ED panel lamp of this application is with embedded heat pipe heat radiation structure compares with prior art, and the aluminium base board of this application is provided with a plurality of heat pipes and conducts heat dissipation, has improved radiating speed, and in addition, through setting up first radiator, second radiator and third radiator, reasonable fin is arranged, has further improved radiating speed, has prolonged the life of lamps and lanterns, improves the illumination effect.

Drawings

The present invention is further explained by using the drawings, but the embodiments in the drawings do not constitute any limitation to the present invention, and for those skilled in the art, other drawings can be obtained according to the following drawings without any inventive work.

Fig. 1 is a schematic structural diagram of a heat dissipation structure according to the present embodiment.

Fig. 2 is another schematic view of the heat dissipation structure of the present embodiment.

Reference numerals: the aluminum substrate 1, the heat pipe 2, the first heat sink 3, the first fin 31, the second heat sink 4, the second fin 41, the third heat sink 5, and the third fin 51.

Detailed Description

The invention will be further described with reference to the following examples.

The utility model discloses an L ED is embedded heat pipe heat radiation structure's for flat lamp embodiment, as shown in fig. 1 to fig. 2, including the aluminium base board 1 of rectangle, the storage tank that a plurality of intervals were arranged is seted up at aluminium base board 1's the back, and equal fixed mounting has and is used for radiating heat pipe 2 in each storage tank, compares with prior art, and aluminium base board 1 of this application is provided with a plurality of heat pipes 2 and conducts heat dissipation, has improved radiating speed.

The improvement is that the front surface of the aluminum substrate 1 is fixedly connected with two first radiators 3 arranged at intervals, each first radiator 3 comprises a plurality of first fins 31 which are arranged vertically and at intervals, the back surface of the aluminum substrate 1 is provided with second radiators 4 and third radiators 5 at intervals, each second radiator 4 and each third radiator 5 respectively comprise a plurality of second fins 41 and third fins 51 which are arranged vertically and at intervals, and the heights of the second fins 41 are higher than those of the third fins 51; the second heat sink 4 and the third heat sink 5 are connected to the heat pipe 2 by aluminum paste soldering. The orientation of the first fin 31, the orientation of the second fin 41, and the orientation of the third fin 51 are the same. The structure is reasonably arranged according to the heat generation layout of the aluminum substrate 1, the radiator is reasonably distributed, the heat dissipation efficiency is improved, the first fins 31, the second fins 41 and the third fins 51 all adopt the same one-way orientation, a one-way heat dissipation air channel can be formed, and the heat dissipation rate is effectively improved.

In the present embodiment, the distance between two adjacent second fins 41 is equal to the distance between two adjacent first fins 31, specifically, the distance between two adjacent second fins 41 is 3 mm. The distance between two adjacent first fins 31 is greater than the distance between two adjacent second fins 41, and the distance between two adjacent first fins 31 is 3.5 mm. The fins with different intervals are arranged, so that the areas needing heat dissipation can be reasonably arranged, and the heat dissipation rate is improved.

It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. An embedded heat pipe radiating structure for an L ED flat lamp is characterized by comprising a rectangular aluminum substrate, wherein the back surface of the aluminum substrate is provided with a plurality of accommodating grooves which are arranged at intervals, heat pipes for heat dissipation are fixedly mounted in each accommodating groove, the front surface of the aluminum substrate is fixedly connected with two first radiators which are arranged at intervals, each first radiator comprises a plurality of first fins which are vertically arranged at intervals, the back surface of the aluminum substrate is provided with a second radiator and a third radiator at intervals, each second radiator and each third radiator respectively comprise a plurality of second fins and third fins which are vertically arranged at intervals, the heights of the second fins are higher than those of the third fins, and the second radiators and the third radiators are connected with the heat pipes through aluminum paste welding.

2. A heat sink structure for an L ED flat panel lamp according to claim 1, wherein the first fin, the second fin and the third fin are oriented in the same direction.

3. A heat sink structure for an L ED flat lamp according to claim 1, wherein the distance between two adjacent second fins is equal to the distance between two adjacent first fins.

4. A heat sink structure for an embedded heat pipe used for an L ED flat lamp according to claim 3, wherein the distance between two adjacent second fins is 3 mm.

5. A heat sink structure for an L ED flat panel lamp according to claim 1, wherein the distance between two adjacent first fins is greater than the distance between two adjacent second fins.

6. A heat sink structure of an embedded heat pipe for an L ED flat lamp according to claim 5, wherein the distance between two adjacent first fins is 3.5 mm.