CN203190372U

CN203190372U - LED radiation module

Info

Publication number: CN203190372U
Application number: CN201320085277XU
Authority: CN
Inventors: 唐克龙
Original assignee: SHENZHEN RED INVESTMENT CO Ltd
Current assignee: SHENZHEN RED INVESTMENT CO Ltd
Priority date: 2013-02-25
Filing date: 2013-02-25
Publication date: 2013-09-11
Anticipated expiration: 2023-02-25

Abstract

The utility model discloses an LED radiation module which comprises a radiation module body and an LED module fixed at the top of the radiation module body. The radiation module body comprises a hollow aluminum column, a sealing bolt, a plurality of radiation fins and a fixing aluminum disk, wherein a radiation cavity is formed in the hollow aluminum column, a plurality of protruded epsilon-type clamping locks are evenly formed on the outer circle of the hollow aluminum column, the sealing bolt is arranged in the middle of the bottom of the aluminum column and used for sealing the bottom of the radiation cavity, the radiation fins are combined with the epsilon-type clamping locks on the outer circle of the aluminum column, the radiation fins and the epsilon-type clamping locks are mutually buckled and overlapped to form an outer radiation layer of the aluminum column, and the fixing aluminum disk is arranged at the top of the aluminum column and used for fixing the LED module and sealing the top of the radiation cavity. The LED module comprises a cover body, an LED chip arranged in the cover body and a lens covering the LED chip. The radiation module is good in radiation effect, can effectively prolong the service life of the LED chips to 50,000 to 100,000 hours, and is high in light effect and convenient and simple to assemble.

Description

The LED module that dispels the heat

Technical field

The utility model relates to a kind of heat radiation module, more particularly, is a kind of heat radiation module.

Background technology

The application surface of ultra-high brightness LED light fixture constantly enlarges in the LED Lighting Industry, replace conventional light fixture with the LED bulkhead lamp capable and can significantly save energy reduction carbon emission, along with the LED lamp power increases, the chip caloric value increases thereupon, the bottleneck how to dispel the heat does not but well solve, and therefore can accelerate decay and has a strong impact on the led chip tool life-span.

And existing technology, the radiator of LED lamp commonly used generally is heat-conducting copper pipe or plane temperature-uniforming plate.These not can solve the problem of heat radiation, and more loaded down with trivial details when installing.

Summary of the invention

Because the problems referred to above of prior art the utility model proposes a kind of heat radiation module, one of its purpose is to change heat pipe commonly used or the plane temperature-uniforming plate is big heat conduction cavity, effect that can enhance heat;

Two of the purpose of this utility model is to simplify the assembling mode of heat radiation module.

The utility model addresses the above problem by the following technical programs:

A kind of LED heat radiation module, comprise the heat radiation module and be fixed in the LED module at heat radiation module top that described heat radiation module comprises and one innerly forms Aluminum Hollow post that heat radiation chamber and its cylindrical evenly be formed with a plurality of " mountain " font kaysers that stretch out, is located in the middle of the described aluminium column bottom and be combined with the sealing bolt of described heat-dissipating cavity bottom sealing, with " mountain " of described aluminium post cylindrical font kayser and buckle some radiating fins of folding heat dissipating layer outside the described aluminium post of formation each other and be located at described aluminium column top for fixed L ED module and seal the fixedly aluminium dish of described heat radiation top of chamber; Described LED module comprises cover body, be located at the led chip in the cover body and be covered in lens on the described led chip.

Be sealed with heat transfer medium in the described annular seal space.

Described radiating fin is by buckle and the first segment of inboard, second joint, irregular cone-shaped is formed on the 3rd joint and limit, the left and right sides, " mountain " font kayser on the buckle of described inboard and the described aluminium post cylindrical is complementary, and the left side of described first segment and the 3rd joint is to being outside equipped with fixed card slot or fixing buckle, the right side of described first segment and the 3rd joint outwards is provided with fixedly buckle or fixed card slot accordingly, the described second joint left and right sides is to being outside equipped with cross bar, and the length of cross bar greater than the fixed card slot of described first segment or fixedly buckle length and less than the fixedly buckle of described the 3rd joint or the length of fixed card slot.

The 3rd joint middle part of described radiating fin is provided with a module fixed card slot to the inboard of described radiating fin.

The shape of described each radiating fin is all identical with size.

Be provided with a LED fixed head between described LED module and the described fixedly aluminium dish.

Fixedly the bottom of aluminium dish is stepped, and fixedly the aluminium dish is fixed on described " mountain " font kayser by screw.

Described sealing bolt is fixed in the middle of the bottom of described aluminium post by a clamp nut, and seals described heat radiation chamber.

Described cover body comprise be located at the lampshade directly over the described led chip and be located at described lampshade and described fixedly aluminium dish between reflector.

Because the utility model has adopted Aluminum Hollow post, cavity sealing bolt and the radiating fin that has the chamber of dispelling the heat, make that the radiating effect of heat radiation module of the present utility model is better, can effectively prolong the life-span of led chip greater than 50000 to 100000 hours, light efficiency is higher and assemble convenient succinct.

Description of drawings

Fig. 1 is schematic perspective view of the present utility model;

Fig. 2 is cutaway view of the present utility model;

Fig. 3 is that heat radiation module of the present utility model is removed the fixedly vertical view of aluminium dish;

Fig. 4 is the cross sectional representation of radiating fin of the present utility model;

Fig. 5 is the vertical view of aluminium post of the present utility model.

The specific embodiment:

Below in conjunction with the specific embodiment, describe the utility model in detail.

Extremely shown in Figure 5 as Fig. 1, LED heat radiation module of the present utility model, comprise heat radiation module and the LED module that is fixed in heat radiation module top, described heat radiation module comprises that an inner formation heat radiation chamber 11 and its cylindrical evenly are formed with the Aluminum Hollow post 1 of a plurality of " mountain " font kaysers 12 that stretch out, the sealing bolt 2 of being located at centre, described aluminium post 1 bottom and 11 bottoms, described heat radiation chamber being sealed, fold the some radiating fins 31 that form described aluminium post 1 outer heat dissipating layer 3 and be located at the fixedly aluminium dish 4 that described aluminium post 1 top is used for fixed L ED module and seals 11 tops, described heat radiation chamber in conjunction with also buckleing each other with " mountain " font kayser 12 of described aluminium post 1 cylindrical; Described LED module comprises cover body 5, be located at the led chip 6 in the cover body 5 and be covered in lens 7 on the described led chip 6.

Be sealed with heat transfer medium in the described annular seal space 11.Described sealing bolt 2 is fixed in the middle of the bottom of described aluminium post 1 by a clamp nut, and seals described heat radiation chamber 11.After the heat radiation chamber 11 of sealing vacuumized, the heat that utilizes heat transfer medium can be rapidly the LED module to be produced conducted on the radiating fin 31 of outer heat dissipating layer 3.

Described radiating fin 31 is by buckle 311 and the first segment 312 of inboard, second joint 313, irregular cone-shaped is formed on the 3rd joint 314 and limit, the left and

right sides

315 and 316, the buckle 311 of described inboard is complementary with " mountain " the font kayser 12 on described aluminium post 1 cylindrical, and described first segment 312 and the 3rd joint 314 left side are to being outside equipped with fixed card slot 3121(3141) or fixing buckle 3122(3142), the right side of described first segment 312 and the 3rd joint 314 outwards is provided with fixedly buckle 3122(3142 accordingly) or fixed card slot 3121(3141), described second joint 313 left and right sides are to being outside equipped with

cross bar

3131 and 3132, and the length of

cross bar

3131 and 3132 greater than the fixed card slot 3121 of described first segment 312 or fixedly buckle 3122 length and less than the fixedly buckle 3142 of described the 3rd joint 314 or the length of fixed card slot 3141.

In the present embodiment, the buckle of the inboard of radiating fin 31 311 is used for combining with " mountain " font kayser 12 on described aluminium post 1 cylindrical, radiating fin 31 is connected on the cylindrical of aluminium post 1.The 3rd joint 314 middle parts of described radiating fin 31 are provided with a module fixed card slot 3143 to the inboard of described radiating fin 31.This module fixed card slot 3143 can will become the radiating fin 31 of row fixing by fixed bar, play the effect of strengthening stability.

Wherein, the shape of described each radiating fin 31 is all identical with size.In the fixed card slot that the correspondence on another radiating fin 31 that links to each other that can be embedded into the fixedly buckle of each joint of one of them radiating fin 31 saves, corresponding snapping stack like this, thus reach the folded effect of tightly joining of button each other, as shown in Figure 3 and Figure 4.Radiating fin 31 ease of assembly of the present utility model can splice the outer heat dissipating layer 3 of multiple shape, as circular, oval or square.

Be provided with a LED fixed head 8 between described LED module and the described fixedly aluminium dish 4.Fixedly the bottom of aluminium dish 4 is stepped, and fixedly aluminium dish 4 is fixed on described " mountain " font kayser 12 by screw.

Described cover body 5 comprise be located at the lampshade 51 directly over the described led chip 6 and be located at described lampshade 51 and described fixedly aluminium dish 4 between reflector 52.

By being provided with Aluminum Hollow post, cavity sealing bolt and the radiating fin in heat radiation chamber in the present embodiment, make that the radiating effect of heat radiation module of the present utility model is better, can effectively prolong the life-span of led chip greater than 50000 to 100000 hours, light efficiency is higher and assemble convenient succinct.And compare existing closed heronsbill shape and formed cross-ventilated stack effect, profile is more attractive in appearance.

Should be understood that these embodiments only are used for explanation the utility model and are not used in the scope of the present utility model that limits.Should be understood that in addition those skilled in the art can make various changes or modifications the utility model after the content of having read the utility model instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.

Claims

1. LED heat radiation module, it is characterized in that: comprise heat radiation module and the LED module that is fixed in heat radiation module top, described heat radiation module comprises that an inner formation heat radiation chamber and its cylindrical evenly are formed with the Aluminum Hollow post of a plurality of " mountain " font kaysers that stretch out, the sealing bolt of being located at centre, described aluminium column bottom and described heat-dissipating cavity bottom being sealed, be combined with " mountain " of described aluminium post cylindrical font kayser and buckle each other and foldedly form some radiating fins of heat dissipating layer outside the described aluminium post and be located at described aluminium column top for fixed L ED module and seal the fixedly aluminium dish of described heat radiation top of chamber; Described LED module comprises cover body, be located at the led chip in the cover body and be covered in lens on the described led chip.

2. LED heat radiation module according to claim 1 is characterized in that: be sealed with heat transfer medium in the described annular seal space.

3. LED according to claim 1 heat radiation module, it is characterized in that: described radiating fin is by buckle and the first segment of inboard, second joint, irregular cone-shaped is formed on the 3rd joint and limit, the left and right sides, " mountain " font kayser on the buckle of described inboard and the described aluminium post cylindrical is complementary, and the left side of described first segment and the 3rd joint is to being outside equipped with fixed card slot or fixing buckle, the right side of described first segment and the 3rd joint outwards is provided with fixedly buckle or fixed card slot accordingly, the described second joint left and right sides is to being outside equipped with cross bar, and the length of cross bar greater than the fixed card slot of described first segment or fixedly buckle length and less than the fixedly buckle of described the 3rd joint or the length of fixed card slot.

4. LED according to claim 3 heat radiation module, it is characterized in that: the 3rd joint middle part of described radiating fin is provided with a module fixed card slot to the inboard of described radiating fin.

5. according to claim 1 or 4 described LED heat radiation modules, it is characterized in that: the shape of described each radiating fin is all identical with size.

6. LED heat radiation module according to claim 1 is characterized in that: be provided with a LED fixed head between described LED module and the described fixedly aluminium dish.

7. LED according to claim 1 heat radiation module is characterized in that: fixedly the bottom of aluminium dish is stepped for this, and fixedly the aluminium dish is fixed on described " mountain " font kayser by screw.

8. LED according to claim 1 heat radiation module, it is characterized in that: described sealing bolt is fixed in the middle of the bottom of described aluminium post by a clamp nut, and seals described heat radiation chamber.

9. LED according to claim 1 heat radiation module is characterized in that: described cover body comprise be located at the lampshade directly over the described led chip and be located at described lampshade and described fixedly aluminium dish between reflector.