CN201003700Y - Large power LED illuminator - Google Patents
Large power LED illuminator Download PDFInfo
- Publication number
- CN201003700Y CN201003700Y CNU2007200670954U CN200720067095U CN201003700Y CN 201003700 Y CN201003700 Y CN 201003700Y CN U2007200670954 U CNU2007200670954 U CN U2007200670954U CN 200720067095 U CN200720067095 U CN 200720067095U CN 201003700 Y CN201003700 Y CN 201003700Y
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- Prior art keywords
- light
- reflecting portion
- illuminating device
- power led
- led illuminating
- 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
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- 238000005516 engineering process Methods 0.000 description 2
- 230000011514 reflex Effects 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
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- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
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- 238000012856 packing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
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- Fastening Of Light Sources Or Lamp Holders (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses a large power LED illumination device, which comprises a shell, a plurality of LEDs, and an electric power supply device; wherein the LED is arranged in the shell and electrically connected to the electric power supply device; while each LED of the LED illumination device is also provided with a spectacle lens device, wherein the spectacle lens device is arranged above the LED and contains a spectacle lens bracket and a spectacle lens; wherein the spectacle lens bracket is provided with a first refraction part; while the large power LED illumination device also contains a second reflection part, wherein the surfaces of the first reflection part and the second reflection part are two fluctuant diffuse reflection faces.
Description
[technical field]
The utility model relates to the LED lighting technical field, or rather, relates to a kind of high-power LED illuminating device with better illuminating effect.
[background technology]
LED has advantages such as environmental protection, energy-conservation, life-span be long and is regarded as the 21 century lighting source, and along with the maturation of LED technology, great power LED has occurred on market, utilizes the LED lighting device also successively listing of great power LED as light source at present.Yet, because the directionality of LED illumination has influenced the outgoing uniformity of light of entire lighting device to a great extent, thereby the ring of light or blackening appear in LED lighting device easily that cause occurring in the market, can not satisfy lighting demand, and then limit high-power LED illuminating device applying such as fields such as road lighting, outdoor advertising illuminations.
[utility model content]
Technical problem to be solved in the utility model is to overcome above-mentioned defective, and a kind of high-power LED illuminating device with better illuminating effect is provided.
The utility model is achieved through the following technical solutions: a kind of high-power LED illuminating device, comprise housing, some LED, and supply unit, wherein, described LED is contained in the described housing and with described supply unit and electrically connects, every LEDs of described LED lighting device also is respectively equipped with lens devices, described lens devices is arranged at described LED top and comprises a lens carrier and lens, described lens carrier is provided with one first light-reflecting portion, described high-power LED illuminating device also is provided with one and is the second used light-reflecting portion of whole high-power LED illuminating device, described first, the surface of second light-reflecting portion is contoured diffuse surface.
The surface of described first, second light-reflecting portion is formed with pit, projection or the ripple of regular or irregular different shape.
Small pit, projection or ripple regular or irregular different shape form one deck frosted layer on the described first light-reflecting portion inner surface.
Described first, second light-reflecting portion surface is equipped with one deck reflective membrane.
Described first light-reflecting portion is the parabolic surface shape, and the lower central position of described first light-reflecting portion is provided with a through hole.
The annular platform that described lens support is provided with by first light-reflecting portion upper end and the sidewall that forms is set surrounds and form by extending upward along this annular platform outside.
Described LED is the configuration of spirogyrate arc surfaced towards light direction in described housing.
The diapire of described housing is provided with a curved base, and described LED is close to this curved base surface by circuit board and installs, and makes the LED on the circuit board be the configuration of spirogyrate arc surfaced along the curved base surface.
Described curved base has at least one to be circular arc in two orthogonal cross sections.
The shape of arranging of described second light-reflecting portion and described LED adapts and forms a diapire that is the spirogyrate arc surfaced, and described LED passes the hole of relative set on the described spirogyrate arc surfaced diapire.
Described second light-reflecting portion also is provided with by diapire convex direction outside diapire extends four sidewalls that are provided with.
Compared with prior art, the utility model is by improving lens carrier, forming a surface on lens carrier is first light-reflecting portion of contoured diffuse surface, the utility model also is provided with one second light-reflecting portion for this LED lighting device in addition, and described first, the surface of the second light-reflecting portion inwall is contoured diffuse surface, the light that great power LED is penetrated at first carries out the optical treatment first time through lens, then again through first, second light-reflecting portion carries out second, optical treatment for the third time, the light that makes high-power LED illuminating device irradiate is more even, basically can eliminate that product exists the ring of light or blackening phenomenon in the prior art, thereby improve the illuminating effect of high-power LED illuminating device effectively.
[description of drawings]
Fig. 1 is the three-dimensional exploded view of the utility model high-power LED illuminating device.
Fig. 2 is the three-dimensional exploded view of LED lens devices in the utility model high-power LED illuminating device.
Fig. 3 is the stereogram of reflex reflector in the utility model high-power LED illuminating device.
[specific embodiment]
See also shown in Figure 1, the high-power LED illuminating device 8 that present embodiment disclosed comprises housing 1, circuit board 2, LED and lens devices 3, second light-reflecting portion 4, sealing ring 5, light-emitting plate 6 and supply unit (not shown), wherein, described LED and lens devices 3 thereof are contained in the described housing 1, described light-emitting plate 6 is fixed on the housing 1 and with described LED and lens devices 3 thereof and encloses in this housing 1, described LED (not shown) is spirogyrate arc surfaced configuration towards light-emitting plate 6 directions in described housing 1, the central angle scope of described spirogyrate cambered surface is 10 to spend to 100 degree.
Described housing 1 is made by the good material of heat conductivility (such as, aluminium), and this housing 1 comprises a diapire 10, four sidewalls 11 and surrounds the receiving space 12 that forms by diapire 10 and sidewall 11.Described diapire 10 mediads protrude the curved base 110 that formation one is used to support described circuit board 2 outward, and 110 two orthogonal cross sections of this curved base all are evagination circular arc, and the radius of evagination circular arc can be designed to different values according to actual needs.Certainly curved base 110 also can be designed to other shapes, is evagination circular arc as curved base 110 towards the cross section of light-emitting plate 6, and in the cross section of another vertical with it direction shape linearly.In addition, also be provided with a support 13, some fin 14 on the described housing 1, described support 13 is mainly used in support fixation housing 1, it links to each other with housing 1 by screw 15, on support 13, also be provided with the locating hole 130 that is used for fixing high-power LED illuminating device 8, high-power LED illuminating device 8 be fixed on third party's object so that pass locating hole with screw etc. when using.
Described circuit board 2 is for flexible PCB and have good heat-conducting, and it is made up of some strip circuit boards 21, and LED and lens devices 3 thereof evenly are installed on the strip circuit board 21, and quantity and the packing density of LED are set according to actual needs.LED can serial or parallel connection or both be connected, after preferably the LED on each strip circuit board 21 is connected in series mutually again with adjacent strip circuit board 21 on LED be connected in parallel.Certainly foregoing circuit plate 2 also can be formed or be made up of a lot of fritter circuit boards by a monoblock circuit board.Described lens devices can certainly be that other class beam condensing units such as prefocus cup replace.
See also shown in Figure 2, described LED and lens devices 3 thereof comprise LED and the lens devices 30 that is used with this LED, described lens devices 30 is used to assemble the light that LED sends, described lens devices 30 comprises lens 300 and supports the lens carrier 301 of these lens 300, described lens 300 comprise a lens body portion 3000 and holding part 3001, described lens carrier 301 is provided with one first light-reflecting portion 3010, this first light-reflecting portion 3010 roughly is the parabolic surface shape, the surface of described first light-reflecting portion 3010 is contoured diffuse surface, such as the small pit that on the inner surface of described first light-reflecting portion 3010, is formed with regular or irregular different shape, projection or ripple, such as forming one deck frosted layer (not drawing among the figure), described in addition first light-reflecting portion 3010 surfaces are provided with one deck reflective membrane; Be provided with a through hole 3011 in the lower central position of this first light-reflecting portion 3010, so that described LED passes; Be provided with an annular platform 3012 in described first light-reflecting portion 3010 upper ends and the supporting side walls 3013 that forms be set by extending upward along annular platform 3012 outsides, described annular platform 3012 surrounds with supporting side walls 3013 and forms a lens support (not label), and also is provided with some latch part 3014 that are used for fixing described lens 300 on described supporting side walls 3013; When described lens 300 were fixed in described lens carrier 301, described holding part 3001 lower surfaces were supported on the described lens support, and described latch part 3014 interlocks with described holding part 3001 upper surfaces and holds.
See also shown in Figure 3, described second light-reflecting portion 4 is provided with one and is the diapire 40 of spirogyrate arc surfaced and extends four sidewalls 41 that are provided with by diapire 40 convex direction outside diapire 40, described spirogyrate arc surfaced diapire 40 is provided with some holes 400, the inwall 42 of described second light-reflecting portion 4 (comprising diapire 40 and sidewall 41) surface is provided with one deck reflective membrane, and the surface of described reflex reflector inwall 42 is contoured diffuse surface, such as (not the drawing among the figure) such as pit, projection or ripples that be formed with rule or irregular different shape on the surface.
Light-emitting plate 6 is a light-permeable plate, and it can also can be common plate glass for playing the lens of convergence or disperse function.
During assembling, at first LED and lens devices 3 thereof are fixed on the circuit board 2, circuit board 2 is fixed on the described curved base 110 then, making described LED and lens devices 3 thereof be the evagination arc surfaced is disposed in the described housing 1, again described second light-reflecting portion 4 is installed on the housing 1, the diapire 40 of the spirogyrate arc surfaced of second light-reflecting portion 4 is cooperated with described curved base 110, and make described LED and lens devices 3 thereof pass the corresponding hole 400 that is provided with on the diapire 40 of spirogyrate arc surfaced, at last light-emitting plate 6 is installed on the housing 1 by modes such as screw connections, with circuit board 2, LED and lens devices 3 thereof and second light-reflecting portion 4 are closed in the housing 1.For better waterproof, a waterproof grommet 5 is installed also between light-emitting plate 6 and housing 1.
The utility model is by improving lens carrier 301, forming a surface on lens carrier 301 is first light-reflecting portion 3010 of contoured diffuse surface, the utility model also is provided with one second light-reflecting portion 4 for this LED lighting device 8 in addition, and described first, second light-reflecting portion 3010, the surface of 4 inwalls is contoured diffuse surface, the light that great power LED is penetrated at first carries out the optical treatment first time through lens 300, then again through first, second light-reflecting portion 3010,4 carry out second, optical treatment for the third time, the light that makes high-power LED illuminating device 8 irradiate is more even, basically can eliminate that product exists the ring of light or blackening phenomenon in the prior art, thereby improve the illuminating effect of high-power LED illuminating device 8 effectively.
More than describing is embodiment of the present utility model only, forgives and can understand, and under the prerequisite that does not depart from the utility model design, all should be included within the technical conceive of the present utility model simple modification of the present utility model and replacement.
Claims (11)
1. high-power LED illuminating device, comprise housing, some LED, and supply unit, wherein, described LED is contained in the described housing and with described supply unit and electrically connects, every LEDs of described LED lighting device also is respectively equipped with lens devices, described lens devices is arranged at described LED top and comprises a lens carrier and lens, it is characterized in that: described lens carrier is provided with one first light-reflecting portion, described high-power LED illuminating device also is provided with one and is the second used light-reflecting portion of whole high-power LED illuminating device, described first, the surface of second light-reflecting portion is contoured diffuse surface.
2. high-power LED illuminating device as claimed in claim 1 is characterized in that: the surface of described first, second light-reflecting portion is formed with pit, projection or the ripple of regular or irregular different shape.
3. high-power LED illuminating device as claimed in claim 2 is characterized in that: small pit, projection or ripple regular or irregular different shape form one deck frosted layer on the described first light-reflecting portion inner surface.
4. high-power LED illuminating device as claimed in claim 1 is characterized in that: described first, second light-reflecting portion surface is equipped with one deck reflective membrane.
5. high-power LED illuminating device as claimed in claim 1 is characterized in that: described first light-reflecting portion is the parabolic surface shape, and the lower central position of described first light-reflecting portion is provided with a through hole.
6. high-power LED illuminating device as claimed in claim 1 is characterized in that: the annular platform that described lens support is provided with by first light-reflecting portion upper end and the sidewall that forms is set surrounds and form by extending upward along this annular platform outside.
7. as each described high-power LED illuminating device among the claim 1-6, it is characterized in that: described LED is the configuration of spirogyrate arc surfaced towards light direction in described housing.
8. high-power LED illuminating device as claimed in claim 7, it is characterized in that: the diapire of described housing is provided with a curved base, described LED is close to this curved base surface by circuit board and installs, and makes the LED on the circuit board be the configuration of spirogyrate arc surfaced along the curved base surface.
9. high-power LED illuminating device as claimed in claim 7 is characterized in that: described curved base has at least one to be circular arc in two orthogonal cross sections.
10. high-power LED illuminating device as claimed in claim 7, it is characterized in that: the shape of arranging of described second light-reflecting portion and described LED adapts and forms a diapire that is the spirogyrate arc surfaced, and described LED passes the hole of relative set on the described spirogyrate arc surfaced diapire.
11. high-power LED illuminating device as claimed in claim 7 is characterized in that: described second light-reflecting portion also is provided with by diapire convex direction outside diapire extends four sidewalls that are provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200670954U CN201003700Y (en) | 2007-02-06 | 2007-02-06 | Large power LED illuminator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200670954U CN201003700Y (en) | 2007-02-06 | 2007-02-06 | Large power LED illuminator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201003700Y true CN201003700Y (en) | 2008-01-09 |
Family
ID=39039237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200670954U Expired - Fee Related CN201003700Y (en) | 2007-02-06 | 2007-02-06 | Large power LED illuminator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201003700Y (en) |
-
2007
- 2007-02-06 CN CNU2007200670954U patent/CN201003700Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080109 Termination date: 20110206 |