CN105757530A - High-power projection LED optical engine based on high-heat-dissipation substrate and integrated packaging technology - Google Patents
High-power projection LED optical engine based on high-heat-dissipation substrate and integrated packaging technology Download PDFInfo
- Publication number
- CN105757530A CN105757530A CN201610075536.9A CN201610075536A CN105757530A CN 105757530 A CN105757530 A CN 105757530A CN 201610075536 A CN201610075536 A CN 201610075536A CN 105757530 A CN105757530 A CN 105757530A
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- Prior art keywords
- lamp housing
- led
- lamp
- packaging technology
- engine based
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- 239000000758 substrate Substances 0.000 title claims abstract description 14
- 238000012536 packaging technology Methods 0.000 title claims abstract description 13
- 230000003287 optical effect Effects 0.000 title abstract 4
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000004512 die casting Methods 0.000 claims abstract description 10
- 230000017525 heat dissipation Effects 0.000 claims abstract description 9
- 230000035939 shock Effects 0.000 claims description 15
- 230000005855 radiation Effects 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 11
- 238000005286 illumination Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 229910017083 AlN Inorganic materials 0.000 description 1
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V15/00—Protecting lighting devices from damage
- F21V15/04—Resilient mountings, e.g. shock absorbers
Abstract
The invention relates to a high-power projection LED optical engine based on a high-heat-dissipation substrate and the integrated packaging technology. The high-power projection LED optical engine is characterized by comprising a lamp housing, multiple LED lamps, a power pack and an installing support; the lamp housing is an integrally-formed permeable grid-shaped aluminum die casting and is provided with multiple LED lamp containing cavities distributed in an array mode, and the back face of the lamp housing is provided with a pair of integrally-cast lug plates; the LED lamps are installed in the LED lamp containing cavities; the power pack is installed on the back face of the lamp housing through a screw, and a certain heat dissipation gap is reserved between the lamp housing and the power pack; the installing support is hinged to the lug plates on the back face of the lamp housing. The high-power projection LED optical engine has the advantages that the lamp housing is the integrally-formed permeable grid-shaped aluminum die casting, due to the fact that hot air flows upwards and cold air flows downwards, the hot air can smoothly penetrate into the grid-shaped aluminum die casting to complete heat dissipation, and compared with a traditional LED lamp heat dissipation lamp housing, the effect is increased by 22% to 28%.
Description
Technical field
The present invention relates to a kind of LED, especially a kind of high power light projector LED light engine based on high heat-radiating substrate and integral packaging technology.
Background technology
There is the defect that power consumption is high, the life-span is short in conventional incandescent (tengsten lamp); replacing product therewith is electronic energy-saving lamp; although electronic energy-saving lamp improves energy-saving effect, but owing to employing the heavy metal element of many contaminated environment, runs counter to the main trend of environmental conservation.Along with the high speed development of LED technology, LED illumination is increasingly becoming the only choosing of novel green illumination.
It has been a kind of trend that LED illumination product replaces traditional energy-saving lamp with the performance of high-quality more, is referred to as the third time revolution of lighting field.It has the advantage of energy-saving and environmental protection, long service life, is widely used in the illumination in each place gradually.Traditional LED tunnel lamp includes housing, built-in with the plane reflector in housing, and is arranged on the transparent light cover of housing forward end.Reflector is directly installed some LED.The shortcoming of this kind of structure is: owing to reflector is planar structure, and the light that LED sends is directly by reflector line reflection, and light is concentrated, and illumination zone is little.There is the defect that power consumption is high, the life-span is short in conventional incandescent (tengsten lamp); replacing product therewith is electronic energy-saving lamp; although electronic energy-saving lamp improves energy-saving effect, but owing to employing the heavy metal element of many contaminated environment, runs counter to the main trend of environmental conservation.Along with the high speed development of LED technology, LED illumination is increasingly becoming the only choosing of novel green illumination.
LED (LightEmittingDiode, light emitting diode) lamp, is the semiconductor device of a kind of solid-state that can convert electrical energy into visible ray, and it directly can be converted into light electricity.
LED has the advantage that
1, energy-conservation, the energy consumption of white light LEDs is only the 1/10 of electric filament lamp, electricity-saving lamp 1/4；
2, long-lived, average family illumination, up to more than 100,000 hours, is " putting things right once and for all " by the life-span；
3, fast state can be operated in.
Therefore, LED is widely used in every field.
But, LED is as a kind of electrical equipment, its substantial amounts of heat of dispelling the heat after a long time use, in the LED lamp component of traditional structure, typically no it is made radiating treatment targetedly, even if in some comparatively senior LED, also it is only increase several fin on its housing, the purpose of heat radiation cannot be really achieved, therefore, just it is badly in need of developing a kind of perfect heat-dissipating and the high power light projector LED light engine based on high heat-radiating substrate and integral packaging technology attractive in appearance, through retrieval, does not find device same or analogous with apparatus of the present invention.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of perfect heat-dissipating and the high power light projector LED light engine based on high heat-radiating substrate and integral packaging technology attractive in appearance.
For solving above-mentioned technical problem, the technical scheme is that a kind of high power light projector LED light engine based on high heat-radiating substrate and integral packaging technology, its innovative point is in that: include
One lamp housing, this lamp housing is the grid-like die casting aluminum component of pass-through type of a global formation, and it has several LED in array distribution and holds chamber, and the described lamp housing back side has the otic placode of a pair integral casting forming；
Some LED, described LED is arranged on LED and holds in chamber；
One power pack, this power pack is arranged on the lamp housing back side by screw rod, and leaves certain heat radiation gap between lamp housing and power pack；
One Transparent lamp shade, this Transparent lamp shade is arranged on lamp housing front, and is positioned at LED front；
One mounting bracket, this mounting bracket is hinged with the otic placode at the lamp housing back side.
Further, described lamp housing is by frame and is located in frame crisscross grille strip and constitutes, and then forms some penetrating heat dissipation channels between frame and grille strip；This frame entirety is horn-like in what be gradually reduced from lamp housing front rearwardly opening；And described lamp housing width L and LED to hold the ratio of chamber diameter D be 2-3:1.
Further, described grille strip is provided with, in the region forming outermost hole, the projection stretching out lamp housing front.
Further, described projection is arc, with grille strip same unilateral on.
Further, a buffer structure it is additionally provided with between described mounting bracket and otic placode, described buffer structure includes the shock bracket fixing with LED lamp, it is fixed on the elastic shock attenuation circle in shock bracket, and the toothed shank fixing with lamp bracket, described toothed shank embeds in elastic shock attenuation circle, and its outer surface is gear structure that can be chimeric with elastic shock attenuation circle inner ring.
It is an advantage of the current invention that: apparatus of the present invention casing adopts the grid-like die casting aluminum component of pass-through type of global formation, owing to hot-air is up, cold air is descending, hot-air can pass smoothly from grid-like die casting aluminum component, complete heat radiation, than traditional LED heat-dissipation lamp housing effect deduction 22%～28%；
Heat radiation gap is left at power pack and lamp housing back, it is possible to better ensureing the flowing of air, radiating effect becomes apparent from；
Frame entirety is horn-like in what be gradually reduced from lamp housing front rearwardly opening, thus adding the convergence area of air so that the flowing of air is more smooth and easy, further increases the radiating effect of lamp housing；
Grille strip is provided with, in the region forming outermost hole, the arc convex stretching out lamp housing front, improves the attractive in appearance of LED entirety, durable, ensure that LED Transparent lamp shade in transportation and installation process is not worn simultaneously；
In sum, the integral heat sink of this invention device is effective, and simple in construction is easily manufactured, and overall appearance is generous.
Accompanying drawing explanation
Fig. 1 is high power light projector LED light engine front view of the present invention.
Fig. 2 is high power light projector LED light engine top view of the present invention.
Fig. 3 is high power light projector LED light engine upward view of the present invention.
Fig. 4 is high power light projector LED light engine axonometric chart of the present invention.
Fig. 5 is lamp housing front view in the present invention.
Fig. 6 is lamp housing sectional view in the present invention.
Fig. 7 is lamp housing axonometric chart in the present invention.
Detailed description of the invention
A kind of high power light projector LED light engine based on high heat-radiating substrate and integral packaging technology as shown in Figure 1, including lamp housing 1, LED 2, power pack 3, Transparent lamp shade and mounting bracket 4.
The grid-like die casting aluminum component of the pass-through type that lamp housing 1 is a global formation of apparatus of the present invention, its LED with four square array distribution holds chamber 11, and the ratio of described lamp housing width L and LED accommodation chamber diameter D is 2-3:1.Lamp housing 1 back side has otic placode or the mounting bracket attachment structure of a pair integral casting forming.
Lamp housing 1 is by frame 13 and sets grille strip 14 crisscross within it and constitutes, and then forms some LED that is centered around between frame and grille strip and hold the penetrating heat dissipation channel 15 around chamber 11.This frame 13 is overall horn-like in what be gradually reduced from lamp housing 1 front rearwardly opening, thus adding the convergence area of air so that the flowing of air is more smooth and easy, further increases the radiating effect of lamp housing.In the present invention, the angle of frame 13 and grille strip 14 is 13-15 ° and is advisable.
Grille strip 14 is provided with, in the region forming outermost hole, the projection stretching out lamp housing 1 front, so as to ensure that LED Transparent lamp shade in transportation and installation process is not worn, and meanwhile, improves the attractive in appearance of LED entirety, durable.In the present invention, the projection on grille strip 14 is arc, with grille strip same unilateral on, this is merely exemplary certainly, it is also possible to be other pattern.
LED 2 is arranged on LED and holds in chamber 11, and in the present invention, LED adopts aluminium nitride COB ceramic heat-dissipating substrate and surface metalization techniques.Transparent lamp shade is arranged on lamp housing front, and is positioned at LED 2 front.
Power pack 3 is arranged on the back side of lamp housing 1 by screw rod, and leaves certain heat radiation gap between lamp housing 1 and power pack 3, it is possible to better ensureing the flowing of air, radiating effect becomes apparent from；
Mounting bracket 4 is C font, and its two ends are hinged with the otic placode 12 at lamp housing 1 back side.And between mounting bracket 4 and otic placode 12, it is additionally provided with a buffer structure, buffer structure includes the shock bracket fixing with LED lamp, it is fixed on the elastic shock attenuation circle in shock bracket, and the toothed shank fixing with lamp bracket, toothed shank embeds in elastic shock attenuation circle, and its outer surface is gear structure that can be chimeric with elastic shock attenuation circle inner ring.
Apparatus of the present invention casing adopts the grid-like die casting aluminum component of pass-through type of global formation, owing to hot-air is up, cold air is descending, and hot-air can pass smoothly from grid-like die casting aluminum component, complete heat radiation, than traditional LED heat-dissipation lamp housing effect deduction 22%～28%；
Heat radiation gap is left at power pack and lamp housing back,；
Table one is the hot experimental data of tradition LED light engine module:
Table two is the hot experimental data of LED light engine module of the present invention:
Conclusion: upper table can be seen that the integral heat sink effect of this invention device improves 27%～33% than the radiating effect of traditional LED lamp, table three is high-power printing opacity LED light engine module and the tradition LED light engine module basic parameter contrast of the present invention:
In sum, due to excellent heat dissipation performance, thus the power factor of the high-power module of the present invention is far longer than traditional great power LED photo engine module.
The ultimate principle of the present invention and principal character and advantages of the present invention have more than been shown and described.Skilled person will appreciate that of the industry; the present invention is not restricted to the described embodiments; described in above-described embodiment and description is that principles of the invention is described; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements both fall within the claimed scope of the invention.Claimed scope is defined by appending claims and equivalent thereof.
Claims (5)
1. the high power light projector LED light engine based on high heat-radiating substrate and integral packaging technology, it is characterised in that: include
One lamp housing, this lamp housing is the grid-like die casting aluminum component of pass-through type of a global formation, and it has several LED in array distribution and holds chamber, and the described lamp housing back side has the otic placode of a pair integral casting forming；
Some LED, described LED is arranged on LED and holds in chamber；
One power pack, this power pack is arranged on the lamp housing back side by screw rod, and leaves heat radiation gap between lamp housing and power pack；
One Transparent lamp shade, this Transparent lamp shade is arranged on lamp housing front, and is positioned at LED front；
One mounting bracket, this mounting bracket is hinged with the otic placode at the lamp housing back side.
2. a kind of high power light projector LED light engine based on high heat-radiating substrate and integral packaging technology according to claim 1, it is characterized in that: described lamp housing is by frame and is located in frame crisscross grille strip and constitutes, and then forms some penetrating heat dissipation channels between frame and grille strip；This frame entirety is horn-like in what be gradually reduced from lamp housing front rearwardly opening；And described lamp housing width L and LED to hold the ratio of chamber diameter D be 2-3:1.
3. a kind of high power light projector LED light engine based on high heat-radiating substrate and integral packaging technology according to claim 2, it is characterised in that: described grille strip is provided with, in the region forming outermost hole, the projection stretching out lamp housing front.
4. a kind of high power light projector LED light engine based on high heat-radiating substrate and integral packaging technology according to claim 2, it is characterised in that: described projection is arc, with grille strip same unilateral on.
5. a kind of high power light projector LED light engine based on high heat-radiating substrate and integral packaging technology according to claim 1, it is characterized in that: between described mounting bracket and otic placode, be additionally provided with a buffer structure, described buffer structure includes the shock bracket fixing with LED lamp, it is fixed on the elastic shock attenuation circle in shock bracket, and the toothed shank fixing with lamp bracket, described toothed shank embeds in elastic shock attenuation circle, and its outer surface is gear structure that can be chimeric with elastic shock attenuation circle inner ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610075536.9A CN105757530A (en) | 2016-02-03 | 2016-02-03 | High-power projection LED optical engine based on high-heat-dissipation substrate and integrated packaging technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610075536.9A CN105757530A (en) | 2016-02-03 | 2016-02-03 | High-power projection LED optical engine based on high-heat-dissipation substrate and integrated packaging technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105757530A true CN105757530A (en) | 2016-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610075536.9A Pending CN105757530A (en) | 2016-02-03 | 2016-02-03 | High-power projection LED optical engine based on high-heat-dissipation substrate and integrated packaging technology |
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| Country | Link |
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| CN (1) | CN105757530A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107859886A (en) * | 2017-11-07 | 2018-03-30 | 何小峰 | A kind of LED light engine module |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201599769U (en) * | 2009-12-09 | 2010-10-06 | 苏州中泽光电科技有限公司 | LED street lamp with over-current heat-dissipating function |
| CN201739897U (en) * | 2010-01-29 | 2011-02-09 | 南通中铁华宇电气有限公司 | LED tunnel lamp |
| US20110110081A1 (en) * | 2009-11-10 | 2011-05-12 | General Electric Company | Led light fixture |
| CN202327840U (en) * | 2011-11-04 | 2012-07-11 | 宁波市鄞州佳涛光源有限公司 | LED (Light-emitting Diode) projection lamp |
| CN105247271A (en) * | 2013-05-31 | 2016-01-13 | 岩崎电气株式会社 | Lighting apparatus |
| CN205535307U (en) * | 2016-02-03 | 2016-08-31 | 南通中铁华宇电气有限公司 | High power light projector LED photo engine based on high radiating basal plate and integrative packaging technique |
-
2016
- 2016-02-03 CN CN201610075536.9A patent/CN105757530A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110110081A1 (en) * | 2009-11-10 | 2011-05-12 | General Electric Company | Led light fixture |
| CN201599769U (en) * | 2009-12-09 | 2010-10-06 | 苏州中泽光电科技有限公司 | LED street lamp with over-current heat-dissipating function |
| CN201739897U (en) * | 2010-01-29 | 2011-02-09 | 南通中铁华宇电气有限公司 | LED tunnel lamp |
| CN202327840U (en) * | 2011-11-04 | 2012-07-11 | 宁波市鄞州佳涛光源有限公司 | LED (Light-emitting Diode) projection lamp |
| CN105247271A (en) * | 2013-05-31 | 2016-01-13 | 岩崎电气株式会社 | Lighting apparatus |
| CN205535307U (en) * | 2016-02-03 | 2016-08-31 | 南通中铁华宇电气有限公司 | High power light projector LED photo engine based on high radiating basal plate and integrative packaging technique |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107859886A (en) * | 2017-11-07 | 2018-03-30 | 何小峰 | A kind of LED light engine module |
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Application publication date: 20160713 |