CN203731152U - Spotlight structure - Google Patents
Spotlight structure Download PDFInfo
- Publication number
- CN203731152U CN203731152U CN201420081101.1U CN201420081101U CN203731152U CN 203731152 U CN203731152 U CN 203731152U CN 201420081101 U CN201420081101 U CN 201420081101U CN 203731152 U CN203731152 U CN 203731152U
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- CN
- China
- Prior art keywords
- led light
- heat radiation
- optically focused
- cylindrical shell
- thermal conductivity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000005855 radiation Effects 0.000 claims abstract description 39
- 239000012530 fluid Substances 0.000 claims description 11
- 239000000178 monomer Substances 0.000 claims description 8
- 239000000919 ceramic Substances 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 12
- 230000017525 heat dissipation Effects 0.000 abstract description 3
- 238000005286 illumination Methods 0.000 abstract description 3
- 230000005494 condensation Effects 0.000 description 4
- 238000009833 condensation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 230000000191 radiation effect Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 1
- 210000001161 mammalian embryo Anatomy 0.000 description 1
Landscapes
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
A spotlight illumination structure comprises a heat conduction cylinder, a horizontal bearing plate, an LED light-emitting module and a heat dissipation fin plate. The heat-conducting plastic heat radiation body is coated on the outer surface of the heat-conducting cylinder body, a light-gathering projection space is defined on the top surface of the heat-conducting plastic heat radiation body, and the light source projected by the LED light-emitting element is projected from the light-gathering projection space. A plurality of radiating fin plates are arranged in an annular mode at intervals in the vertical direction and extend out of the outer annular surface of the thermal conductive plastic radiating body, and hollow convection spaces are formed among the top surfaces of the radiating fin plates, so that better light gathering and radiating effects can be provided.
Description
Technical field
The utility model relates to a kind of light structures, espespecially a kind of spotlighting structure.
Background technology
In various types of light-emitting devices, generally use at present LED as light-emitting component, but produce the demand of difference in functionality along with user's difference, as the illumination light-emitting light fixture that needs to have light-focusing function in legitimate drama or photographer's work.
But this user's lighting is in long-term operation, high-power LED light fixture not only can produce the phenomenon of high temperature, and when high temperature continued time of a specified duration, may cause the damage of LED light fixture, or cause the decline of luminous efficiency, therefore how to solve heat radiation and there is spotlight effect, becoming the large problem whether LED light fixture can stably operate.
The solution of current optically focused and heat dissipation problem for LED light fixture, to use the LED light fixture that just possesses optically focused usefulness originally, possess on optically focused usefulness LED light fixture and be provided with a radiating seat at this, carry out the heat sinking function of LED module by radiating seat, it is mainly on the outer surface of radiator, to be provided with multiple radiating fins, so that the heat of high temperature that the produces when running of proper LED module, can be via after the guiding of a contact-making surface and absorbing, in air, reach the object that LED module is dispelled the heat via the direct dissipation of radiating fin.
But, existing heat radiation seat structure be merely still with radiating fin by with the mode of air heat exchange, heat on radiating fin is dissipated to the external world, unless by the auxiliary convection current with air between increase radiating fin of fan, be not so difficult to promote significantly its radiating efficiency.
Utility model content
The technical problems to be solved in the utility model is, a kind of spotlighting structure is provided, and continues time of a specified duration at high temperature to solve high-power LED light fixture, may cause the problem of the damage of LED light fixture or the decline of luminous efficiency.
The utility model solution of the above problems is: a kind of spotlighting structure is provided, comprises: a heat conduction cylindrical shell; One horizontal board, is incorporated into this heat conduction cylindrical shell; One LED light emitting module, is arranged on this horizontal board, and this LED light emitting module includes at least one LED light-emitting component; Wherein, a thermal conductivity plastic heat radiation body, is incorporated into the outer surface of this heat conduction cylindrical shell, and the end face of this thermal conductivity plastic heat radiation body defines an optically focused projecting space, and the light source that LED light-emitting component projects is projected by this optically focused projecting space; The outer ring surface of this thermal conductivity plastic heat radiation body extend have multiple with the annular heat radiation fin keel in vertical direction interval, and each heat radiation fin keel end face between form hollow out to fluid space.
Be formed with a horizontal board in the upper port of this heat conduction cylindrical shell, and at this horizontal board, one LED light emitting module be set.Define an optically focused projecting space at the upper port place of heat conduction cylindrical shell, and can in optically focused projecting space, be provided with an optically focused cover plate, this optically focused cover plate is corresponding to each LED light-emitting component of this LED light emitting module.This optically focused cover plate can adopt the transparent or semitransparent plate material with light-focusing function made.
The outer surface of this heat conduction cylindrical shell is coated on thermal conductivity plastic heat radiation body, the outer ring surface one of this thermal conductivity plastic heat radiation body is extended to be had multiplely with vertical direction interval circular row heat radiating fin plate, and this thermal conductivity plastic heat radiation body is to select insulation and the non-metallic material of thermal conductivity made with an in-molded technique.
The heat energy producing in the time that the LED of LED light emitting module light-emitting component operates can conduct to horizontal board by LED light emitting module, this horizontal board by thermal energy conduction to heat conduction cylindrical shell and thermal conductivity plastic heat radiation body and heat radiation fin keel, and obtain good heat conduction and radiating effect, and owing to being formed with hollow out to fluid space between each heat radiation fin keel, therefore can form upper and lower circulation of air and form a convection gas in to fluid space in hollow out, form more good radiating effect.
In the utility model one example, at each LED light-emitting component place that regards to this LED light emitting module, be also respectively formed with an optically focused monomer in the bottom surface of this optically focused cover plate.The light source that this LED light emitting module projects, the optically focused monomer at each LED light-emitting component place by regarding to this LED light emitting module produces a condensation light source.Because the structure of this optically focused monomer includes a boss body and in this boss dignity, LED light-emitting component place formed to a recess space, can make projection there is good light spotlight effect to the light in recess space.
In the utility model one example, the side-looking section of heat conduction cylindrical shell can be H shape, fovea superior, recessed section structure, and this heat conduction cylindrical shell has a ceramic board.
The utility model is improved for the heat conduction cylindrical shell of concentration illumination device and the structure of thermal conductivity plastic heat radiation body, make the heat energy that LED light-emitting component when running of LED light emitting module produces obtain good heat conduction and radiating effect, and owing to being formed with hollow out to fluid space between each heat radiation fin keel, therefore form the great heat radiation effect of convection gas.
Brief description of the drawings
Fig. 1 is the stereogram that shows the utility model spotlighting structure the first embodiment.
Fig. 2 is the top view that shows the utility model the first embodiment.
Fig. 3 is the profile that shows the 3-3 section of the utility model Fig. 2.
Fig. 4 is ray cast and the cross-ventilation schematic diagram that shows the utility model the first embodiment.
Fig. 5 is the top view that shows the utility model the second embodiment.
Fig. 6 is the profile that shows the 6-6 section of the utility model Fig. 5.
Fig. 7 is ray cast and the cross-ventilation schematic diagram that shows the utility model the second embodiment.
Fig. 8 is that the heat conduction cylindrical shell that shows the utility model the 3rd embodiment is presented recessed profile.
Fig. 9 is that the heat conduction cylindrical shell that shows the utility model the 3rd embodiment is recessed profile.
Figure 10 is the profile that shows the utility model the 4th embodiment.
Figure 11 is the top view that shows the stamp plate body of the utility model the 5th embodiment.
Figure 12 is the stereogram that shows the utility model the 5th embodiment.
Figure 13 is the top view that shows the utility model the 6th embodiment.
Figure 14 is the profile that shows 14-14 section in the utility model Figure 13.
Main symbol description:
The horizontal board of 1 heat conduction cylindrical shell 11
111 lead angle structure 2 lamp sockets
3 spire 4 thermal conductivity plastic heat radiation bodies
41 heat radiation fin keel 411 ring bodies
42 hollow outs are to fluid space 43 convection gas
5 LED light emitting module 51 LED light-emitting components
52 optically focused projecting space 6 optically focused cover plates
The ceramic board of 61 optically focused monomer 7
71 fovea superiors 72 are recessed
8 stamp plate body L1 condensation light sources
Detailed description of the invention
Referring to Fig. 1, is the stereogram that shows the utility model spotlighting structure the first embodiment.As shown in the figure, heat conduction cylindrical shell 1 lower end is in conjunction with a lamp socket 2, and this lamp socket 2 is again in conjunction with a spire 3.
At the coated thermal conductivity plastic heat radiation body 4 that is combined with of outer surface of this heat conduction cylindrical shell 1, jointly formed the structure of a heat conduction and heat radiation by this heat conduction cylindrical shell 1 and this thermal conductivity plastic heat radiation body 4.In embodiment of the present utility model, this thermal conductivity plastic heat radiation body 4 is to select with insulation and the non-metallic material of thermal conductivity madely with an in-molded technique, has good radiating effect.
The outer ring surface one of this thermal conductivity plastic heat radiation body 4 extend have multiple with vertical direction interval circular row heat radiating fin plate 41, and each heat radiation fin keel 41 end face between form hollow out to fluid space 42.
Please refer to Fig. 2, show the top view of the first embodiment of the present utility model.As shown in the figure, can find out that the outer ring surface of this thermal conductivity plastic heat radiation body 4 extends heat radiation fin keel 41, have certain distance to allow hot gas have enough fluid space 42 is circulated.
Refer to Fig. 3, show the profile of the 3-3 section of Fig. 2.As shown in the figure, the upper port of this heat conduction cylindrical shell 1 is formed with a horizontal board 11, and at this horizontal board 11, a LED light emitting module 5 is set.On this LED light emitting module 5, be laid with at least one LED light-emitting component 51 and circuit unit.The side-looking section of the heat conduction cylindrical shell 1 in the present embodiment is H shape section structure.
Define an optically focused projecting space 52 at the upper port place of heat conduction cylindrical shell 1, and can in optically focused projecting space 52, be provided with an optically focused cover plate 6, this optically focused cover plate 6 is corresponding to each LED light-emitting component 51 of this LED light emitting module 5.This optically focused cover plate 6 can adopt the transparent or semitransparent plate material with light-focusing function made.
Refer to shown in Fig. 4, show ray cast and the cross-ventilation schematic diagram of the first embodiment of the present utility model.The light source that this LED light emitting module 5 produces projects condensation light source L1 after optically focused cover plate 6.The heat energy producing when the LED light-emitting component 51 of this LED light emitting module 5 operates can conduct to horizontal board 11 by LED light emitting module 5, this horizontal board 11 by thermal energy conduction to heat conduction cylindrical shell 1 and thermal conductivity plastic heat radiation body 4 and heat radiation fin keel 41, and obtain good heat conduction and radiating effect, and owing to being formed with hollow out to fluid space 42 between each heat radiation fin keel 41, therefore can form upper and lower circulation of air and form a convection gas 43 in to fluid space 42 in hollow out, form more good radiating effect.
Refer to Fig. 5, show the top view of the second embodiment of the present utility model.Fig. 6 shows the profile of the 6-6 section of Fig. 5.The major part composition member of the present embodiment is identical with the first embodiment, therefore similar elements is to indicate identical element number, with hereby corresponding.
In the second embodiment of the present utility model, it includes a heat conduction cylindrical shell 1, a horizontal board 11, a lamp socket 2, a spire 3, a thermal conductivity plastic heat radiation body 4, a heat radiation fin keel 41, a pair of fluid space 42, a convection gas 43, a LED light emitting module 5, a LED light-emitting component 51, an optically focused projecting space 52, an optically focused cover plate 6 equally.Wherein in the bottom surface of this optically focused cover plate 6 at each LED light-emitting component 51 places that regard to this LED light emitting module 5, be also respectively formed with an optically focused monomer 61.
Refer to Fig. 7, show ray cast and the cross-ventilation schematic diagram of the second embodiment of the present utility model.The light source that this LED light emitting module 5 projects, the optically focused monomer 61 at each LED light-emitting component 51 places by regarding to this LED light emitting module 5 produces a condensation light source L1.Because the structure of this optically focused monomer 61 includes a boss body and in this boss dignity, LED light-emitting component 51 places formed to a recess space, can make projection there is good light spotlight effect to the light in recess space.
In aforesaid embodiment, the structure of heat conduction cylindrical shell 1 can be other version.Refer to Fig. 8, show that the heat conduction cylindrical shell of the 3rd embodiment of the present utility model is presented recessed profile.Fig. 9, shows that the heat conduction cylindrical shell of the utility model the 3rd embodiment is recessed profile.In the utility model the 3rd embodiment, heat conduction cylindrical shell 1 has a ceramic board 7, and this pottery board 7 can adopt and existingly draw embryo technology to make side-looking section to be fovea superior 71 or recessed 72 two kinds of different section structures.Refer to Figure 10, show the profile of the 4th embodiment of the present utility model.As shown in the figure, in the 4th example structure, heat conduction cylindrical shell 1 is with horizontal board 11 by lead angle structure 111 combinations, and three's marriage relation is formed in one.This embodiment is by the change of structure, and more greatly consequently radiating effect is better to make area of dissipation and space.
Refer to Figure 11, show the top view of the stamp plate body of the 5th embodiment of the present utility model.As shown in the figure, stamp plate body 8 is by aluminium sheet complete a slice or other metallic plate are become to cross after punching press, and after this cross aluminium sheet punching press, lower folding is one hood-like using as heat conduction cylindrical shell of the present utility model (stereogram as shown in figure 12).This embodiment, by the change of structure, makes stamp plate body 8 can reduce the utility model weight and effective heat loss through conduction.
Refer to Figure 13, show the top view of the 6th embodiment of the present utility model.Figure 14 shows the profile of 14-14 section in the utility model Figure 13.As shown in the figure, reduce the ring body 411 of above embodiment outside, equally can reach great heat radiation effect and also alleviate weight.
Structural design of the present utility model not only can improving spotlight effect, and can maintain excellent heat dissipation characteristics simultaneously.
Above embodiment is only illustrative structural design of the present utility model, but not for limiting the utility model.Any ripe personage in this skill all can, under structural design of the present utility model and spirit, modify and change above-described embodiment, and only these changes still belong in spirit of the present utility model and following defined the scope of the claims.Therefore rights protection scope of the present utility model should be as listed in claim.
Claims (6)
1. a spotlighting structure, comprising:
One heat conduction cylindrical shell;
One horizontal board, is incorporated into this heat conduction cylindrical shell;
One LED light emitting module, is arranged on this horizontal board, and this LED light emitting module includes at least one LED light-emitting component;
It is characterized in that,
One thermal conductivity plastic heat radiation body, is incorporated into the outer surface of this heat conduction cylindrical shell, and the end face of this thermal conductivity plastic heat radiation body defines an optically focused projecting space, and the light source that described LED light-emitting component projects is projected by this optically focused projecting space;
The outer ring surface of this thermal conductivity plastic heat radiation body extend have multiple with the annular heat radiation fin keel in vertical direction interval, and each heat radiation fin keel end face between form hollow out to fluid space.
2. spotlighting structure as claimed in claim 1, is characterized in that, this thermal conductivity plastic heat radiation body is to select the non-metallic material of insulation and thermal conductivity to make.
3. spotlighting structure as claimed in claim 1, is characterized in that, is also provided with an optically focused cover plate in the optically focused projecting space of this thermal conductivity plastic heat radiation body, and this optically focused cover plate is corresponding to each LED light-emitting component of this LED light emitting module.
4. spotlighting structure as claimed in claim 3, is characterized in that, the bottom surface of this optically focused cover plate is also respectively formed with an optically focused monomer at each LED light-emitting component place that regards to this LED light emitting module.
5. spotlighting structure as claimed in claim 1, is characterized in that, the side-looking section of this heat conduction cylindrical shell is H shape, fovea superior, recessed section structure.
6. spotlighting structure as claimed in claim 1, is characterized in that, this heat conduction cylindrical shell has a ceramic board.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW103200950U TWM478105U (en) | 2014-01-16 | 2014-01-16 | Spotlight illumination structure |
| TW103200950 | 2014-01-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203731152U true CN203731152U (en) | 2014-07-23 |
Family
ID=51201222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420081101.1U Expired - Fee Related CN203731152U (en) | 2014-01-16 | 2014-02-25 | Spotlight structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN203731152U (en) |
| TW (1) | TWM478105U (en) |
-
2014
- 2014-01-16 TW TW103200950U patent/TWM478105U/en not_active IP Right Cessation
- 2014-02-25 CN CN201420081101.1U patent/CN203731152U/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| TWM478105U (en) | 2014-05-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140723 Termination date: 20170225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |