CN201902917U - LED (light-emitting diode) spotlight - Google Patents
LED (light-emitting diode) spotlight Download PDFInfo
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- CN201902917U CN201902917U CN2010202081208U CN201020208120U CN201902917U CN 201902917 U CN201902917 U CN 201902917U CN 2010202081208 U CN2010202081208 U CN 2010202081208U CN 201020208120 U CN201020208120 U CN 201020208120U CN 201902917 U CN201902917 U CN 201902917U
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- led
- light
- light source
- arc
- led light
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Abstract
The utility model relates to an LED (light-emitting diode) spotlight comprising a control circuit, a heat radiator, an arc-shaped light-reflecting cup, an LED light source and an optical light guide lens fixed above the LED light source. The LED spotlight is characterized in that the optical light guide lens is a semispherical optical light guide lens capable of carrying out direct spotlighting illumination on the main light of the LED light source and also collecting light around the LED light source and uniformly illuminating to the inner surface of the arc-shaped light-reflecting cup, and the center of the bottom plane of the semispherical optical light guide lens is provided with a cylindrical cavity which is provided with a convex circular-arc bottom. The adopted semispherical optical light guide lens can centralize the light on the main surface of the LED light source for direct spotlighting illumination, also collect the light around the LED light source and then uniformly refract the light to the inner surface of the arc-shaped light-reflecting cup, and then the light is illuminated to a set illuminating angle zone by the arc-shaped light-reflecting cup. The LED light source is fully utilized and the light efficiency is improved. Meanwhile, with the structure, the LED spotlight can avoid dazzling discomfort caused by the phenomenon that the LED light rays outside a designed illuminating angle directly illuminate to slight of people.
Description
Technical field
The utility model relates to field of illuminating lamps.More particularly, the utility model relates to a kind of LED shot-light as lighting.The light utilization ratio height of this LED shot-light, perfect heat-dissipating.
Background technology
The application number of the applicant's previous application is 2010201632006, and what relate to is a kind of LED shot-light that is provided with the optics light guiding lens on the led light source of arc reflector center.The optics light guiding lens can be refracted to LED illumination arc reflector surface, outwards provides illumination by arc reflector surface.Optics leaded light mirror has not only increased the luminous object area, has improved light efficiency, and can make illumination softer.But the structure of the disclosed optics light guiding lens of this application is still not exclusively reasonable, science.The optics light guiding lens that this application LED shot-light is adopted has and is easy to generate light class and the bad concentrated defective of light.
The utility model content
The purpose of this utility model is to overcome the shortcoming on the prior art, provide a kind of and both the key light of led light source directly can be connect focus irradiation, evenly be refracted on the arc reflector inner surface after the illumination of led light source periphery can being collected again, be mapped to LED shot-light in the lighting angle zone of setting by the arc reflector again.
The purpose of this utility model realizes by the following technical programs.
This LED shot-light comprises: control circuit control, radiator, be installed in arc reflector on the radiator, be arranged on the led light source at arc reflector center and be fixed on optics light guiding lens directly over the led light source.
The characteristics of this LED shot-light are:
Described optics light guiding lens is a kind ofly the key light of led light source directly can be connect focus irradiation, the illumination of led light source periphery can be collected and is mapped to uniformly the hemisphere optics light guiding lens on the arc reflector inner surface again, hemisphere optics light guiding lens bottom centre be provided with can will led light source periphery illumination evenly pass to the cylindrical cavity of hemisphere optics light guiding lens waist arc surface after collecting, cylindrical cavity is provided with one and the led light source that receives can be penetrated and be directly passed to after the illumination that comes is collected behind the arc surface of hemisphere optics light guiding lens top at the bottom of the evagination circular arc chamber of external exposure.
The plane of illumination of described led light source is over against the cylindrical cavity of hemisphere optics light guiding lens baseplane and be in together on the axial line.
Technical problem of the present utility model is solved by following further technical scheme.
The spherical of described hemisphere optics light guiding lens is made of top arc surface and at least one section waist arc surface.
Described optics light guiding lens baseplane is arranged with all around and is used for its hard-wired button pin, and the plane is provided with the clearance position of led light source fixed screw and the clearance position of led light source electric power connection line.
Described led light source is made up of light source panel and at least one LED paster disposed thereon, and the LED paster is fixed on the light source panel by a curing heat-conducting glue, welding or any known mechanical system.
Described radiator is provided with the position, hole of inserting for hemisphere optics light guiding lens bottom surface button pin.
Described arc reflector flare shape, arc reflector inner surface are provided with the parabolic reflector that the parabola in the angular range that the light that the optical lens light microscopic penetrates can be reflexed to setting extends to form.This parabola extends to form the parabolic reflector face and the illumination that the optics light guiding lens imports evenly outwards can be reflexed in the angular range of setting.
Described radiator is provided with the cavity that embeds for the arc reflector, and the size and dimension of cavity combines with described arc reflector at least a portion.
Described radiator in the form of a ring, its inner surface is made and the described arc reflector outer surface ring cambered surface of snug fit mutually.This structure radiator can increase area of dissipation, prolongs the service life of led light source.
Described led light source is fixed on described ring-type radiator center.
Described led light source is fixed on the radiator with a curing heat-conducting glue or mechanical system.
Scribble the heat radiation oil reservoir between described light source panel and the described radiator.
The beneficial effect that LED shot-light of the present utility model is compared with the prior art is:
The hemispherical optical layers optical lens that this LED shot-light is adopted both can be concentrated direct focus irradiation with the illumination of led light source interarea, evenly be refracted on the arc reflector inner surface after the illumination of led light source periphery can being collected again, be mapped in the lighting angle zone of setting by the arc reflector again.Reduced the outer light loss of led light source irradiating angle, utilized led light source fully, improved optical efficiency.On structure, really solve human eye simultaneously and can directly touch the problem that designs the LED light outside the irradiating angle, the injury that the high light of having avoided LED to send may cause human eye.Can avoid designing that the outer LED light of irradiating angle is directly injected people's sight line and the dazzling sense of discomfort that causes.
Concrete structure of the present utility model is provided in detail by the following drawings and embodiment.
Description of drawings
Fig. 1 is the structural representation of LED shot-light;
Fig. 2 is the structural representation of the optics light guiding lens of LED shot-light shown in Figure 1;
Fig. 3 is the decomposition texture schematic diagram of LED shot-light shown in Figure 1;
Fig. 4 is the decomposition texture schematic diagram of LED shot-light other direction shown in Figure 1;
Fig. 5 is the optics light guiding lens structural representation of the embodiment 2 of LED shot-light;
Fig. 6 is the radiator contour structures schematic diagram of the embodiment 2 of LED shot-light.
The specific embodiment
Embodiment 1: referring to figs. 1 through Fig. 4, there is shown the LED shot-light as the utility model preferred embodiment.Comprise: the control circuit (not shown) of led light source 1, hemisphere optics light guiding lens 2, arc reflector 3, radiator 4 and control led light source.
Described control circuit can selectively be produced on the radiator outer surface, also can make the split type control circuit that can peg graft with the LED shot-light.Control circuit is not main points of the present utility model, and detailed description is not done at this place.
Described led light source 1 constitutes by luminescent panel 11 with by curing heat-conducting glue 1 LED paster 12 fixed thereon, and light source panel 11 is provided with and is used for the buttonhole 13 that it is fixed on radiator 4 by screw.
Described hemisphere optics light guiding lens 2 as shown in Figure 2, the spherical of hemisphere optics light guiding lens 2 is made of 22 two sections different arc surfaces of radian of top arc surface 21 and one section waist arc surface, hemisphere optics light guiding lens 2 bottoms are a plane 23, be arranged with around the plane 23 and be used for its hard-wired button pin 26, plane 23 is provided with the clearance position 27 of led light source 1 fixed screw and the clearance position 28 of led light source 1 electric power connection line, 23 centers, plane are provided with cylindrical cavity 24, and cylindrical cavity 24 is provided with at the bottom of the evagination circular arc 25.25 are directly passed to outwards focus irradiations of hemisphere optics light guiding lens 2 top arc surfaces 21 backs after the front lighting of the led light source 1 that receives can being collected as before collection at the bottom of the evagination circular arc.The chamber wall of cylindrical cavity 24 then can be collected the dispersed light of led light source 1 periphery as before and evenly pass to hemisphere optics light guiding lens 2 waist arc surfaces 22 behind the collection and outwards launch, and is radiated the light area by arc reflector 3 again.
25 the evagination radian and the radian of top arc surface 21 at the bottom of the evagination circular arc chamber of adjustment cylindrical cavity 24, and the radian of arc reflector 3 can be regulated the angle of irradiation.
Described arc reflector 3 is the loudspeaker tubular structure of higher reflector efficiency of tool and better optically focused, the base diameter that is the arc reflector is less, past more opening part diameter is big more, the loudspeaker of arc reflector bottom is paraboloidal reflective inner surface 31 to being provided with between the horn mouth, and arc reflector 3 centre bottom are provided with a through hole 32 that just makes arc reflector 3 inside that led light source 1 and optics light guiding lens 2 are put into.
Described radiator 4 in the form of a ring, its inner surface is made and the described arc reflector 3 outer surfaces ring cambered surface of snug fit mutually, its outside is provided with many and extends to outside ribs 41 from centered cylinder.These ribs 41 can play the effect of location arc reflector 3, have more the effect of heat radiation.Radiator 4 centers be provided with light source panel 11 on circular hole 13 corresponding the screw holes 42 and buckle button hole 43 of pin insertion for optics light guiding lens bottom.
The plane of illumination of described led light source 1 is over against the cylindrical cavity 24 of hemisphere optics light guiding lens 2 baseplanes and be in together on the axial line.
Described light source panel 11 was fixed on the radiator 4 by screw and cooperating of buttonhole 13 and screw hole 41, and light source panel 11 is coated with the last layer heat-conducting silicone grease with the contact-making surface of radiator 4.
Hemisphere optics light guiding lens 2 is fixed on the radiator 4 by detaining cooperating of button hole 43 on pin 26 and the radiator 4 around its baseplane.
Hemisphere optics light guiding lens 2 adopts the high transparent plastic of leaded light efficient to make.Arc reflector 3 and radiator 4 adopt the aluminium alloy of good heat conductivity, light weight to make.
Embodiment 2: can be clear that from Fig. 5 this is the another kind of embodiment of LED shot-light, the structure of LED shot-light is substantially the same manner as Example 1, and difference only is:
One, described hemisphere optics light guiding lens 2 as shown in Figure 5, hemisphere optics light guiding lens 2 has the spherical surface of same radian, be arranged with around the base plane 23 and be used for its hard-wired button pin 26, plane 23 is provided with the clearance position 27 of led light source 1 fixed screw and the clearance position 28 of led light source 1 electric power connection line, 23 centers, plane are provided with cylindrical cavity 24, and cylindrical cavity 24 is provided with at the bottom of the evagination circular arc chamber 25.25 outwards are directly passed to behind the hemisphere optics light guiding lens 2 top arc surfaces focus irradiation after the illumination of the led light source 1 that receives can being collected to the light area at the bottom of the evagination circular arc chamber.Evenly pass to hemisphere optics light guiding lens 2 waist arc surfaces after the chamber wall of cylindrical cavity 24 then can be collected the illumination of led light source 1 periphery and outwards launch, reflex to the light area by arc reflector 3 again.
The angle that the radian of 25 evagination radian and reflector can be regulated irradiation at the bottom of the evagination circular arc chamber of adjustment cylindrical cavity 24.
Two, radiator 4 differences, as shown in Figure 6, the rib 41 of radiator 1 outside of present embodiment by centre extruding lamination after to being dispersed to around the radiator, can increase the power that area of dissipation improves the LED shot-light.
Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field; under the prerequisite that does not break away from the utility model design, make some alternative or obvious modification that are equal to; and performance or purposes are identical, then should be considered as belonging to the protection domain that the utility model is determined by claims of being submitted to.
Claims (10)
1. LED shot-light comprises: control circuit control, radiator, be installed in arc reflector on the radiator, be arranged on the led light source at arc reflector center and be fixed on optics light guiding lens directly over the led light source, it is characterized in that:
Described optics light guiding lens is a kind ofly the key light of led light source directly can be connect focus irradiation, the illumination of led light source periphery can be collected and is mapped to uniformly the hemisphere optics light guiding lens on the arc reflector inner surface again, the base plane center of hemisphere optics light guiding lens be provided with can will led light source periphery illumination evenly pass to the cylindrical cavity of hemisphere optics light guiding lens waist arc surface after collecting, cylindrical cavity is provided with one and the led light source that receives can be penetrated and be directly passed to after the illumination that comes is collected behind the arc surface of hemisphere optics light guiding lens top at the bottom of the evagination circular arc chamber of external exposure.
The plane of illumination of described led light source is over against the cylindrical cavity of hemisphere optics light guiding lens baseplane and be in together on the axial line.
2. LED shot-light according to claim 1 is characterized in that:
The spherical of described hemisphere optics light guiding lens is made of top arc surface and at least one section waist arc surface.
3. LED shot-light according to claim 1 and 2 is characterized in that:
Described optics light guiding lens baseplane is arranged with all around and is used for its hard-wired button pin, and the plane is provided with the clearance position of led light source fixed screw and the clearance position of led light source electric power connection line.
4. LED shot-light according to claim 3 is characterized in that:
Described led light source is made up of light source panel and at least one LED paster disposed thereon, and the LED paster is fixed on the light source panel by a curing heat-conducting glue, welding or any known mechanical system.
5. LED shot-light according to claim 4 is characterized in that:
Described arc reflector is the loudspeaker tubular structure, and arc reflector inner surface is provided with the parabolic reflector that the parabola in the angular range that the light that the optical lens light microscopic penetrates can be reflexed to setting extends to form.
6. LED shot-light according to claim 5 is characterized in that:
Described radiator is provided with the cavity that embeds for the arc reflector, and the size and dimension of cavity combines with described arc reflector at least a portion.
7. LED shot-light according to claim 6 is characterized in that:
Described radiator in the form of a ring, its inner surface is made and the described arc reflector outer surface ring cambered surface of snug fit mutually.
8. LED shot-light according to claim 7 is characterized in that:
Described led light source is fixed on described ring-type radiator center.
9. LED shot-light according to claim 8 is characterized in that:
Described led light source is fixed on the radiator with a curing heat-conducting glue or mechanical system.
10. LED shot-light according to claim 8 is characterized in that:
Scribble heat-conducting silicone grease between described led light source and the described radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202081208U CN201902917U (en) | 2010-05-28 | 2010-05-28 | LED (light-emitting diode) spotlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202081208U CN201902917U (en) | 2010-05-28 | 2010-05-28 | LED (light-emitting diode) spotlight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201902917U true CN201902917U (en) | 2011-07-20 |
Family
ID=44273510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202081208U Expired - Lifetime CN201902917U (en) | 2010-05-28 | 2010-05-28 | LED (light-emitting diode) spotlight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201902917U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102278676A (en) * | 2011-08-29 | 2011-12-14 | 江门市三泰照明制品有限公司 | Light emitting diode (LED) reflector lamp |
| CN102410494A (en) * | 2011-11-24 | 2012-04-11 | 深圳市耀嵘科技有限公司 | Lens and LED bulkhead lamp |
-
2010
- 2010-05-28 CN CN2010202081208U patent/CN201902917U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102278676A (en) * | 2011-08-29 | 2011-12-14 | 江门市三泰照明制品有限公司 | Light emitting diode (LED) reflector lamp |
| CN102410494A (en) * | 2011-11-24 | 2012-04-11 | 深圳市耀嵘科技有限公司 | Lens and LED bulkhead lamp |
| CN102410494B (en) * | 2011-11-24 | 2013-03-27 | 深圳市耀嵘科技有限公司 | Lens and LED bulkhead lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110720 |
|
| CX01 | Expiry of patent term |