CN201539738U

CN201539738U - Led lamp structure

Info

Publication number: CN201539738U
Application number: CN2009202060711U
Authority: CN
Inventors: 陈志鸿; 簡文祥
Original assignee: Advanced Connectek Shenzhen Ltd
Current assignee: Advanced Connectek Shenzhen Ltd
Priority date: 2009-10-20
Filing date: 2009-10-20
Publication date: 2010-08-04
Anticipated expiration: 2019-10-20

Abstract

The utility model discloses a LED lamp structure, which includes a cooling plate, a translucent housing and a base. The cooling plate is equipped with plural LED units. The translucent housing has a containing groove and a first hollow section, and the containing groove of the translucent housing coats a part of the cooling plate, and the part is arranged with plural LED, and the other part of the cooling plate is located in the first hollow section, and the other part contacts the outside, thereby achieving the effect for increasing integral cooling. The base is combined with the translucent housing, moreover is electrically connected with the LED unit.

Description

The LED fitting structure

[technical field]

The present invention relates to a kind of LED fitting structure, refer in particular to the fitting structure that can increase radiating effect.

[prior art]

In recent years, with light emitting diode (light emitting diode; LED) for the light fixture of light source is showing improvement or progress day by day in development, it has long etc. advantage of high brightness, power saving, environmental protection, service life, replaces the bulb of tradition now gradually, and applies to the lighting device of light fixture widely.

And influence the factor of LED output light flux, except the size of led chip, its heat dissipation capability also is a considerable factor.Because LED can be accompanied by the generation of heat in luminous process, and the accumulation of heat can make temperature rising gradually, too high temperature then can make the luminous efficacy of LED obviously descend, and then causes the phenomenon that has shortening service life of LED.Therefore, LED must have the setting of radiator structure on using, can operate under suitable temperature so that LED to be provided.

Yet the pattern that LED copys conventional lamp is made by the manufacturer that has in known, and it mainly is disposed at LED on the pedestal of bulb.When LED began luminous running, the heat that it produced then caused the external world by conducting after the pedestal absorption again.But for known to general, pedestal need be incorporated into and just can obtain electric power on the lamp socket and offer LED, and this moment, pedestal was almost coated fully by lamp socket.Therefore after the heat that LED produced was absorbed by pedestal, this pedestal but can't be got rid of heat smoothly, causes LED can't bring into play original usefulness.Moreover, so design, extraneous manufacturer can't dispose a plurality of LED to increase whole luminous flux, so the ring that the heat dissipation problem of LED light fixture is the utmost point need be solved.

Because every problem of prior art, in order to take into account solutions, the inventor proposes a kind of LED fitting structure based on research and development and many practical experience for many years, with implementation and the foundation as the above-mentioned shortcoming of improvement.

[summary of the invention]

Because the problem of above-mentioned prior art, the present invention's a wherein purpose is exactly that a kind of LED fitting structure that increases brightness and improve radiating effect is being provided.

Edge is, for reaching above-mentioned purpose, is to disclose a kind of LED fitting structure according to the present invention, includes a heat sink, printing opacity housing and a pedestal.Wherein, be to dispose a plurality of light emitting diodes on this heat sink.One printing opacity housing, its cording has a storage tank and one first hollow-out parts, this storage tank system of this printing opacity housing coats the part of this heat sink, this part disposes this a plurality of light emitting diodes, and another of this heat sink partly is positioned at this first hollow-out parts, this another partly be able to contact with extraneous, to reach the radiating effect of increase integral body.This pedestal can combine with this printing opacity housing, and with this light emitting diode electrically connect.

Can further have aspects such as jut or indentation on the present invention's the heat sink, increasing the surface area of heat sink, and then can promote the radiating effect of integral body.

The present invention's heat sink can have one second hollow-out parts, this second hollow-out parts and the collocation of this first hollow-out parts, ambient atmos can be flowed, to reach the radiating effect that promotes integral body in the perforative space that this first hollow-out parts and this second hollow-out parts are formed.

From the above, because of the LED fitting structure according to the present invention, it can have one or more following advantage:

(1) the configurable a plurality of LED of this fitting structure unit is to increase whole brightness.

(2) this fitting structure can improve the effect of heat radiation, and is too high and cause reducing service life or the situation generation of damage with the temperature of avoiding the LED unit.

Now by making your auditor further understanding and understanding be arranged to the present invention's technical characterictic and the effect that reached, careful assistant with preferable embodiment and cooperate detailed explanation as after.

[brief description of drawingsfig]

Fig. 1 is the decomposing schematic representation of first preferred embodiment of LED fitting structure of the present invention;

Fig. 2 is the partly assembling back schematic diagram of first preferred embodiment of LED fitting structure of the present invention;

Fig. 3 is the schematic perspective view of first preferred embodiment of LED fitting structure of the present invention;

Fig. 4 is the schematic perspective view of second preferred embodiment of LED fitting structure of the present invention;

Fig. 5 is the decomposing schematic representation of the 3rd preferred embodiment of LED fitting structure of the present invention;

Fig. 6 is the partly assembling back schematic diagram of the 3rd preferred embodiment of LED fitting structure of the present invention;

Fig. 7 is the schematic perspective view of the 3rd preferred embodiment of LED fitting structure of the present invention.

Fig. 8 is the schematic perspective view of the 4th preferred embodiment of LED fitting structure of the present invention;

[embodiment]

Hereinafter with reference to correlative type, the embodiment according to the present invention's LED fitting structure is described, to be convenient to understand for making, the same components among the following embodiment is to illustrate with identical symbology.

See also Fig. 1, Fig. 2 and shown in Figure 3, Fig. 1 is the decomposing schematic representation of first preferred embodiment of LED fitting structure of the present invention, Fig. 2 is the partly assembling back schematic diagram of first preferred embodiment of LED fitting structure of the present invention, and Fig. 3 is the schematic perspective view of first preferred embodiment of LED fitting structure of the present invention.Among the figure, the LED fitting structure includes a heat sink 10, a printing opacity housing 20 and a pedestal 30.

But the material that this heat sink 10 is mainly heat conduction is made, as aluminium material etc.This heat sink of the present invention mainly is rendered as the structure of approximate racket shape, comprises facial 100 and one shank 102.This heat sink 10 should face on peripheral configurable a plurality of light emitting diodes 12 are arranged.

This printing opacity housing can be combined by two transmission elements 20, this two transmission element 20 is glass material, acryl material or other equivalent material, and can form after 20 combinations of this transmission element and have a storage tank 22, and between among this transmission element 20 position and have one first hollow-out parts 24.10 of this heat sinks can be sandwiched between this two transmission element 20, and this storage tank 22 can be covered be positioned at these a plurality of light emitting diodes 12 on this face 100.And make this that this heat sink 10 can be contacted with the external world by this in the part zone of this face 100 by this first hollow-out parts, to help improving radiating effect.

Wherein, this heat sink 10 surface of being positioned at this first hollow-out parts 24 can further have first jut 14 or the first indentation portion 16 (seeing also Fig. 4).It is mainly in order to increase this heat sink 10 in the surface area at this place, further can improve the effect of heat radiation again.And this first jut 14 can be sheet, particle, stratum or other can increase the equivalent kenel of surface area, if that 16 in the first indentation portion can be is latticed, wavy, fish scale shape or other can increase the equivalent kenel of surface area.

Moreover the heat that this light-emitting diode chip for backlight unit 12 is produced also can be by these transmission element 20 heat radiations.Therefore this transmission element 20 more can have one second jut 26 or one second indentation portion 28 (please consulting Fig. 4) on outer surface, also is in order to increase the surface area of this transmission element 20, and can improves the radiating effect of integral body.And this second jut 26 can be sheet, particle, stratum or other can increase the equivalent kenel of surface area, if that 28 in the second indentation portion can be is latticed, wavy, fish scale shape or other can increase the equivalent kenel of surface area.

The material of this pedestal 30 for conducting electricity, it is positioned at this shank 103 of this heat sink 10, and combines with this two transmission element 20, makes the moulded light fixture of racket kenel that is, and this pedestal 30 and the mode of these two transmission elements, 20 combinations can be and engage or the mode of bonding.The mode of its engaging mainly can utilize these two transmission elements, 20 ends to present to have arrange in pairs or groups peristome 32 on this pedestal 30 of necking section 23, and makes this transmission element 20 can be incorporated on this pedestal 30.Further this pedestal 30 can form the state of electrically connect with this light emitting diode 12, therefore, electric power when this pedestal 30 obtains by the external world's transmissions is connected last lamp sockets (scheming not show) as this pedestal 30, make this light emitting diode 12 can form conduction state and can be shinny.

After this pedestal 30 obtained the extraneous electric power that is transmitted, it is luminous that this light emitting diode 12 can be operated, and produce heat simultaneously.The heat that produced this moment can absorb by this heat sink 10, and can by this heat sink 10 with and first jut 14 or the first indentation portion 16 heat is passed to the external world, and this transmission element 20 also can be passed to the external world with heat, and then avoids this light emitting diode 12 in excessive temperature running down.And the shape of this heat sink 10 can make this light-emitting diode chip for backlight unit 12 not only be disposed on the side, and the two sides of this heat sink 10 are also configurable this light-emitting diode chip for backlight unit 12, makes the angular range of WBR be not easy to be limited in the particular range.

See also Fig. 5, Figure 6 and Figure 7 again, Fig. 5 is the decomposing schematic representation of the 3rd preferred embodiment of LED fitting structure of the present invention, Fig. 6 is the partly assembling back schematic diagram of the 3rd preferred embodiment of LED fitting structure of the present invention, and Fig. 7 is the schematic perspective view of the 3rd preferred embodiment of LED fitting structure of the present invention.Present embodiment will be described and not the existing together of two preferred embodiments, and its something in common will no longer be given unnecessary details.Present embodiment is that mainly this heat sink 10 has one second hollow-out parts 18, and this second hollow-out parts 18 can be the aspect that runs through fully, and this second hollow-out parts 18 can allow overall structure formation have the aspect that runs through with this first hollow-out parts 24.This surface, place of this heat sink 10 that is positioned at this second hollow-out parts 18 can be contacted with the external world, and then can reach the effect that heat radiation is provided, when operating, have overheated phenomenon to produce to avoid this light emitting diode 12.

Moreover this second hollow-out parts 18 also can be latticed aspect (seeing also shown in Figure 8), and it not only has identical effect with last embodiment.And heat sink 10 is can more last embodiment many in this place and the surface area that contacts of the external world, so the effect of its heat radiation also can be better than last embodiment.

By the above-mentioned embodiment of the invention as can be known, the value on the true tool industry of the present invention.Only above embodiment explanation, only for the present invention's preferred embodiment explanation, but not be restricted person, any spirit and category that does not break away from the present invention, such as have in the affiliated technical field and know that usually the knowledgeable when doing other all improvement and change the described illustrative that only is according to the foregoing description explanation of the present invention, all should be contained in the attached claim in back.

[primary clustering symbol description]

10-heat sink 100-face

102-shank 12-light emitting diode

The 14-first jut 16-first indentation section

The 18-second hollow-out parts 20-transmission element

22-storage tank 23-necking section

The 24-first hollow-out parts 26-second jut

28-second 30-of the indentation section pedestal

The 32-peristome

Claims

1. LED fitting structure is characterized in that this LED fitting structure comprises:

One heat sink, and be to dispose a plurality of light emitting diodes on this heat sink;

One printing opacity housing, its cording has a storage tank and one first hollow-out parts, and this storage tank system of this printing opacity housing coats the part of this heat sink, and this part disposes this a plurality of light emitting diodes, and another of this heat sink partly is positioned at this first hollow-out parts, this another partly be able to contact with extraneous; And

One pedestal, it is to combine with this printing opacity housing, and with this light emitting diode electrically connect.

2. LED fitting structure as claimed in claim 1 is characterized in that this heat sink is a heat-conducting.

3. LED fitting structure as claimed in claim 2 is characterized in that surface that this heat sink is exposed to this first hollow-out parts goes up cording one first jut or one first indentation portion are arranged.

4. LED fitting structure as claimed in claim 3 is characterized in that the aspect that this first jut is sheet, particle or stratum.

5. LED fitting structure as claimed in claim 3 is characterized in that this first indentation portion is an aspect latticed, wavy or the fish scale shape.

6. LED fitting structure as claimed in claim 2 is characterized in that this heat sink has one second hollow-out parts in this first hollow-out parts part cording.

7. LED fitting structure as claimed in claim 6 is characterized in that this second hollow-out parts system is rendered as consistent through hole or latticed aspect.

8. LED fitting structure as claimed in claim 1 is characterized in that this pedestal is a conductive material.

9. LED fitting structure as claimed in claim 1, the material that it is characterized in that this printing opacity housing are glass material or acryl material.

10. LED fitting structure as claimed in claim 1 is characterized in that this printing opacity housing system is combined by two transmission elements.

11. LED fitting structure as claimed in claim 10 is characterized in that the surperficial cording of this two transmission element has one second jut or one second indentation portion.

12. LED fitting structure as claimed in claim 11 is characterized in that the aspect that this second jut is sheet, particle or stratum.

13. LED fitting structure as claimed in claim 11, wherein this second indentation portion is an aspect latticed, wavy or the fish scale shape.