CN101187448A - LED spotlight - Google Patents
LED spotlight Download PDFInfo
- Publication number
- CN101187448A CN101187448A CNA2006101184116A CN200610118411A CN101187448A CN 101187448 A CN101187448 A CN 101187448A CN A2006101184116 A CNA2006101184116 A CN A2006101184116A CN 200610118411 A CN200610118411 A CN 200610118411A CN 101187448 A CN101187448 A CN 101187448A
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- led
- housing
- projecting lamp
- light
- led projecting
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The invention discloses an LED projecting light (8), comprising a casing (1), a light outlet plate (6) and a plurality of LEDs (3), wherein the LEDs (3) are collected in the casing (1), the light outlet plate (6) is fixed on the casing (1) to seal the LEDs (3) in the casing (1), and the LEDs (3) are arranged in the casing (1) taking on external convex arc surface towards the direction of the light outlet plate (6). The invention enables the LED component 3 to be arranged in the LED projecting light (8) taking on external convex arc surface through arranging an arc-shaped base body (160) in the LED projecting light (8), enables the lighting angle of the LED projecting light (8) to be greatly enlarged under the condition of enlarging the volume of the current LED projecting light, thereby increasing the light area of the LED projecting light (8), and further effectively improving the projecting effect of the LED projecting light (8) under the condition of no increasing costs.
Description
[technical field]
The present invention relates to a kind of LED Projecting Lamp, or rather, relate to a kind of LED Projecting Lamp with better light projector 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, but LED has specific lighting angle, can't be as conventional light source lighting angle big and even, so its application is subjected to certain restriction.See also shown in Figure 8, existing LED Projecting Lamp is installed in a plurality of LED93 elements on the planar circuit board 92 usually, because LED has specific lighting angle, the light 931 of the LED element emission of planar alignment penetrates with the direction on perpendicular circuit board plane basically, cause the hot spot L1 that forms in its place ahead less, the irradiating angle that is to say the LED Projecting Lamp is little, thereby has produced the problem that its light projector effect can't meet the demands in a lot of fields.Especially it is fashionable to be applied to illuminated fields such as billboard, in order in certain distance, to illuminate the billboard of specific region, thereby can only reach the irradiated area that increases light-emitting area increase LED Projecting Lamp by the volume of increase LED Projecting Lamp and the quantity of LED element usually, yet but cause the significantly increase of cost like this.
[summary of the invention]
Technical problem to be solved by this invention is to overcome above-mentioned defective, the LED Projecting Lamp that a kind of compact conformation is provided, cost is relatively low and has better light projector effect.
The present invention is achieved by the following technical solutions: a kind of LED Projecting Lamp, comprise housing, light-emitting plate and some LEDs, wherein, described LED is contained in the described housing, described light-emitting plate is fixed on the housing and with described LED and encloses in this housing, and described LED is the configuration of spirogyrate arc surfaced towards the light-emitting plate direction in described housing.
The central angle scope of described spirogyrate cambered surface be 10 spend to 100 the degree.
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 is one-body molded and form by housing, and described housing is made by the good material of heat conductivility.
The independent moulding of described curved base, this element body is made by the good material of heat conductivility, and is connected with the conduction of described shell heat.
Described circuit board is made up of some strip circuit boards, after the LED on each strip circuit board is connected in series mutually again with adjacent strip circuit board on LED be connected in parallel.
Described curved base has at least one to be circular arc in two orthogonal cross sections.
Be equipped with a lens unit on described every LEDs, described lens unit comprises a supporter and lens, supporter is cylindrical, and it is axially arranged with a cylindrical hole along cylinder, and the bottom center of this supporter is provided with a through hole that is communicated with cylindrical hole and is used for passing for LED; Described lens are that collector lens and part are contained in the cylindrical hole of supporter.
Be provided with a sealing ring between described housing and the light-emitting plate, and the outside of described housing also is provided with fin, this fin can be one-body molded with described housing, and also moulding is connected with the conduction of housing heat then separately.
Described LED is a large-power LED, and its power is more than or equal to 1 watt.
Compared with prior art, the present invention is by being provided with curved base in Projecting Lamp, make in the curved LED of the being installed in Projecting Lamp of LED element, under the situation that does not increase existing LED Projecting Lamp volume, the radiative angle of LED Projecting Lamp is increased greatly, thereby increased the irradiated area of LED Projecting Lamp, and then do not increased substantially under the condition of cost, improved the light projector effect of LED Projecting Lamp effectively.
[description of drawings]
Fig. 1 is the three-dimensional combination figure of the embodiment of the invention one.
Fig. 2 is the three-dimensional exploded view of the embodiment of the invention one.
Fig. 3 is the cutaway view of the embodiment of the invention one.
Fig. 4 is the three-dimensional exploded view of the lens unit of the embodiment of the invention one.
Fig. 5 is the Projecting Lamp lighting angle schematic diagram of the embodiment of the invention one.
Fig. 6 is the three-dimensional exploded view of the embodiment of the invention two.
Fig. 7 is the cutaway view of the embodiment of the invention two.
Fig. 8 is a prior art Projecting Lamp lighting angle schematic diagram.
[specific embodiment]
Embodiment one
See also Fig. 1, Fig. 2, Fig. 3 and shown in Figure 4, the Projecting Lamp 8 that present embodiment disclosed comprises housing 1, circuit board 2, LED3, lens unit 4, sealing ring 5 and light-emitting plate 6, wherein, described LED3 is contained in the described housing 1, described light-emitting plate 6 is fixed on the housing 1 and with described LED3 and encloses in this housing 1, described LED3 is the configuration of spirogyrate arc surfaced towards light-emitting plate 6 directions in described housing 1, the central angle scope of described spirogyrate cambered surface be 10 spend to 100 the degree, described LED3 is large-power LED (in the present embodiment, its power is more than or equal to 1 watt).
Described housing 1 is made by the good material of heat conductivility (such as, aluminium), and this housing 1 comprises a diapire 16, four sidewalls 15 and surrounds the receiving space 13 that forms by diapire 16 and sidewall 15.Described diapire 16 mediads protrude the curved base 160 that formation one is used to support described circuit board 2 outward, and 160 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 160 also can be designed to other shapes, is evagination circular arc as curved base 160 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 11, some fin 12 on the described housing 1, described support 11 is mainly used in support fixation housing 1, it links to each other with housing 1 by screw 14, on support 11, also be provided with the locating hole 110 that is used for fixing LED Projecting Lamp 8, the LED Projecting Lamp be fixed on third party's object so that pass locating hole with screw etc. when using.Described fin 12 is arranged at the bottom outer surface of housing, evenly distributes in the form of sheets, and this fin can be one-body molded with described housing, and also moulding is connected with the conduction of housing heat then separately, is beneficial to the heat that LED produces is lost rapidly.
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 LED3 evenly is installed on the strip circuit board 21, and quantity and the packing density of LED3 are set according to actual needs.LED3 can serial or parallel connection or both be connected, after preferably the LED3 on each strip circuit board 21 is connected in series mutually again with adjacent strip circuit board 21 on LED be connected in parallel.On each LEDs 3, be equipped with a lens unit 4, this lens unit 4 comprises supporter 41 and lens 42, supporter 41 is a black plastic spare, cylindrical, be axially arranged with a cylindrical hole 411 along cylinder in this cylindrical support body 41,410 centers, bottom surface of supporter 41 are provided with the through hole 4101 of a connection cylindrical hole 411, and this through hole 4101 passes for LED3.Lens 42 are a bull's-eye, are used to assemble the light that LED3 sends.Lens 42 parts are contained in the cylindrical hole 411, and the buckle structure (not shown) that cooperatively interacts on the side by its side and cylindrical hole 411 is connected on the supporter 41 in the mode of buckle, and whole lens unit 4 is fixed on the circuit board 2 in modes such as stickups.Certainly, the structure of said lens unit 4 is the present embodiment preferred construction, it can also have other structures, and a hole of passing for LED3 directly is set in the bottom of lens 42 as supporter 41 is not set, and it is first-class in modes such as stickups lens 42 to be fixed on circuit board 2 equally.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.And described lens 42 also can use prefocus cup to replace.
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.Light-emitting plate 6 is installed on the housing 1 by modes such as screw connections, and circuit board 2, LED3 and lens unit 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.
See also Fig. 5 and shown in Figure 8, during assembling, curved base 160 surfaces of circuit board 2 next-door neighbour's shell bottom wall 16 are installed on the curved base 160, make the LED3 on the circuit board 2 be the configuration of spirogyrate arc surfaced along curved base 160 surfaces.Therefore, with respect to the LED Projecting Lamp of prior art, the hot spot L1 that the LED of same lighting angle, the hot spot L2 that the light 31 that sends during curved distribution forms under the identical condition of other conditions obviously form when being plane distribution.
Embodiment two
See also Fig. 6 and shown in Figure 7, LED Projecting Lamp 8 differences that LED Projecting Lamp 8 ' that present embodiment disclosed and embodiment one are disclosed are that the curved base 160 ' of support circuit plate 2 ' is not to be made of one piece by housing 1 ', are used for support circuit plate 2 ' curved base 160 ' but installed one in addition on the diapire 16 ' of housing 1 '.The diapire 16 ' of housing 1 ' is a plane, and curved base 160 ' is made by the good material of heat conductivility, and it is fixed on the diapire 16 ' by screw or other known modes.Curved base 160 ' the surface of circuit board 2 ' next-door neighbour shell bottom wall 16 ' is installed on the curved base 160 ', makes LED3 ' on the circuit board 2 ' along the curved distribution of the surface configuration of curved base 160 '.Light-emitting plate 6 ' is installed on the housing 1 ' by modes such as screw connections, and circuit board 2 ', LED3 ' and lens unit 4 ' are closed in the housing 1 '.Equally, a waterproof grommet 5 ' also is installed between light-emitting plate 6 ' and housing 1 '.
The present invention is by being provided with curved base 160 (160 ') in LED Projecting Lamp 8, making LED element 3 be the evagination arc surfaced is configured in the LED Projecting Lamp 8, under the situation that does not increase existing LED Projecting Lamp volume, LED Projecting Lamp 8 radiative angles are increased greatly, thereby increased the irradiated area of LED Projecting Lamp 8, and then do not increasing substantially under the condition of cost, improved the light projector effect of LED Projecting Lamp 8 effectively.
More than describing is embodiments of the invention only, forgives and can understand, and under the prerequisite that does not depart from the present invention's design, all should be included within the technical conceive of the present invention simple modification of the present invention and replacement.
Claims (10)
1. LED Projecting Lamp, comprise housing, light-emitting plate and some LEDs, wherein, described LED is contained in the described housing, described light-emitting plate is fixed on the housing and with described LED and encloses in this housing, it is characterized in that: described LED is the configuration of spirogyrate arc surfaced towards the light-emitting plate direction in described housing.
2. LED Projecting Lamp as claimed in claim 1 is characterized in that: the central angle scope of described spirogyrate cambered surface be 10 spend to 100 the degree.
3. LED Projecting Lamp as claimed in claim 1 or 2, 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.
4. LED Projecting Lamp as claimed in claim 3 is characterized in that: described curved base is one-body molded and form by housing, and described housing is made by the good material of heat conductivility.
5. LED Projecting Lamp as claimed in claim 3 is characterized in that: the independent moulding of described curved base, this element body is made by the good material of heat conductivility, and is connected with the conduction of described shell heat.
6. LED Projecting Lamp as claimed in claim 3 is characterized in that: described circuit board is made up of some strip circuit boards, after the LED on each strip circuit board is connected in series mutually again with adjacent strip circuit board on LED be connected in parallel.
7. LED Projecting Lamp as claimed in claim 3 is characterized in that: described curved base has at least one to be circular arc in two orthogonal cross sections.
8. LED Projecting Lamp as claimed in claim 1 or 2, it is characterized in that: be equipped with a lens unit on described every LEDs, described lens unit comprises a supporter and lens, supporter is cylindrical, it is axially arranged with a cylindrical hole along cylinder, and the bottom center of this supporter is provided with a through hole that is communicated with cylindrical hole and is used for passing for LED; Described lens are that collector lens and part are contained in the cylindrical hole of supporter.
9. LED Projecting Lamp as claimed in claim 1 or 2, it is characterized in that: be provided with a sealing ring between described housing and the light-emitting plate, and the outside of described housing also is provided with fin, and this fin can be one-body molded with described housing, and also moulding is connected with the conduction of housing heat then separately.
10. LED Projecting Lamp as claimed in claim 1 or 2 is characterized in that: described LED is a large-power LED, and its power is more than or equal to 1 watt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101184116A CN101187448A (en) | 2006-11-16 | 2006-11-16 | LED spotlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006101184116A CN101187448A (en) | 2006-11-16 | 2006-11-16 | LED spotlight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101187448A true CN101187448A (en) | 2008-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006101184116A Pending CN101187448A (en) | 2006-11-16 | 2006-11-16 | LED spotlight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101187448A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101818865A (en) * | 2010-03-19 | 2010-09-01 | 莱特尔科技（深圳）有限公司 | Led lamp tube |
| CN102121688A (en) * | 2010-12-30 | 2011-07-13 | 东莞勤上光电股份有限公司 | Power supply structure of LED (light-emitting diode) shadowless lamp |
| RU2458284C2 (en) * | 2010-06-18 | 2012-08-10 | Дмитрий Михайлович Шаталов | Projection-type direct luminance diode lamp |
| CN102679234A (en) * | 2010-11-25 | 2012-09-19 | 西安中科麦特电子技术设备有限公司 | Light emitting diode (LED) lighting street lamp |
| WO2013073980A1 (en) * | 2011-11-14 | 2013-05-23 | Общество с ограниченной ответственностью "ДиС ПЛЮС" | Light-emitting diode projector |
| CN103162206A (en) * | 2011-12-15 | 2013-06-19 | 海洋王照明科技股份有限公司 | Light emitting diode (LED) corner lamp for warships |
| CN104180292A (en) * | 2013-05-22 | 2014-12-03 | 深圳市海洋王照明工程有限公司 | LED (light emitting diode) condensing lens and lamp |
| CN106931324A (en) * | 2017-04-25 | 2017-07-07 | 东莞市闻誉实业有限公司 | Plug-in type radiating lighting device |
| CN107401702A (en) * | 2017-06-29 | 2017-11-28 | 惠州市超频三光电科技有限公司 | Projecting Lamp |
| CN109360434A (en) * | 2018-11-27 | 2019-02-19 | 苏州市职业大学 | A kind of traffic lights that can enhance vision sensitivity |
-
2006
- 2006-11-16 CN CNA2006101184116A patent/CN101187448A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101818865A (en) * | 2010-03-19 | 2010-09-01 | 莱特尔科技（深圳）有限公司 | Led lamp tube |
| RU2458284C2 (en) * | 2010-06-18 | 2012-08-10 | Дмитрий Михайлович Шаталов | Projection-type direct luminance diode lamp |
| CN102679234A (en) * | 2010-11-25 | 2012-09-19 | 西安中科麦特电子技术设备有限公司 | Light emitting diode (LED) lighting street lamp |
| CN102121688A (en) * | 2010-12-30 | 2011-07-13 | 东莞勤上光电股份有限公司 | Power supply structure of LED (light-emitting diode) shadowless lamp |
| CN102121688B (en) * | 2010-12-30 | 2013-02-20 | 东莞勤上光电股份有限公司 | Power supply structure of LED (light-emitting diode) shadowless lamp |
| WO2013073980A1 (en) * | 2011-11-14 | 2013-05-23 | Общество с ограниченной ответственностью "ДиС ПЛЮС" | Light-emitting diode projector |
| CN103162206A (en) * | 2011-12-15 | 2013-06-19 | 海洋王照明科技股份有限公司 | Light emitting diode (LED) corner lamp for warships |
| CN104180292A (en) * | 2013-05-22 | 2014-12-03 | 深圳市海洋王照明工程有限公司 | LED (light emitting diode) condensing lens and lamp |
| CN106931324A (en) * | 2017-04-25 | 2017-07-07 | 东莞市闻誉实业有限公司 | Plug-in type radiating lighting device |
| CN107401702A (en) * | 2017-06-29 | 2017-11-28 | 惠州市超频三光电科技有限公司 | Projecting Lamp |
| CN109360434A (en) * | 2018-11-27 | 2019-02-19 | 苏州市职业大学 | A kind of traffic lights that can enhance vision sensitivity |
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Open date: 20080528 |