A kind of with hemispherical diffusion shell and the adjustable shot-light of angleTechnical field
The present invention relates to lighting technical field, relate in particular to a kind of with hemispherical diffusion shell and the adjustable shot-light of angle.
Background technology
Shot-light under prior art, general is all, in the bottom of glow cup, the light source luminous to rim of a cup direction is set, because glow cup bottom space is limited, the general luminous efficiency that is difficult to improve by increasing quantity of light source whole lamp, in addition, because light source is set to the bottom of reflector, be therefore difficult to improve radiating effect.In addition,, because light source position is fixed, cannot change by the change of light source position the lighting angle of whole lamp.
Summary of the invention
The object of the present invention is to provide one simple in structure, luminous efficiency is high, good heat dissipation effect, and lighting angle is adjustable and the shot-light of free from glare.
For reaching this object, the present invention by the following technical solutions:
A kind of with hemispherical diffusion shell and the adjustable shot-light of angle, comprise reflector and lamp holder radiator, on the end face of described lamp holder radiator, be wholely set heat conducting sleeve, the root of described heat conducting sleeve is upwards provided with inclined-plane, the cavity of described heat conducting sleeve and described lamp holder radiator connect, and in the cavity of described heat conducting sleeve, be arranged with liftable heat conduction worm screw, described heat conduction worm screw is meshed with the turbine being radially articulated with in the elongated slot of described lamp holder radiator one side, and the periphery of described turbine is slightly exposed to the outer circumference surface of a side of described lamp holder radiator, the top of described heat conduction worm screw is provided with heat-conducting substrate, the bottom surface of described heat-conducting substrate is evenly equipped with the first LED light source around the circumferencial direction of described heat conduction worm screw, the end face of described heat-conducting substrate is evenly equipped with the second LED light source, the top of described the second LED light source is provided with hemispherical diffusion shell, described hemispherical diffusion shell matches with the groove that described heat-conducting substrate edge arranges, between described heat conduction worm screw and described heat-conducting substrate, be provided with semiconductor chilling plate, both positive and negative polarity on described semiconductor chilling plate is connected with the circuit of described heat-conducting substrate, the axle center place of the bottom surface of described reflector is provided with the first circular hole, described the first circular hole match with described heat conduction worm screw and bottom surface and the described inclined-plane of described reflector fastening.
Wherein, the bottom surface of described lamp holder radiator is provided with insulating barrier, the upper surface of described insulating barrier is upwards concaved with the first shrinkage pool and the second shrinkage pool, described the first shrinkage pool and the second shrinkage pool respectively with the first circular hole and the second circular hole close-fitting that are arranged on the bottom surface of described lamp holder radiator.
Wherein, described the first shrinkage pool and the second shrinkage pool respectively with the anodal conductive pole and the negative pole conductive pole close-fitting that are arranged on described lamp holder radiator bottom surface.
Wherein, the first through hole and the second through hole that are provided with for wearing power line are run through respectively in the axle center place of described anodal conductive pole and negative pole conductive pole, and one end of described power line is run through described lamp holder radiator and is connected with described substrate.
Wherein, the other end of described power line is connected with negative pole conductive pole with described anodal conductive pole, and described anodal conductive pole is connected with negative pole with the positive pole of external power source respectively with negative pole conductive pole.
Wherein, described reflector is that aluminium reflector and inner surface are provided with vacuum aluminum-coated reflector layer.
Beneficial effect of the present invention: the present invention includes reflector and lamp holder radiator, on the end face of described lamp holder radiator, be wholely set heat conducting sleeve, the root of described heat conducting sleeve is upwards provided with inclined-plane, the cavity of described heat conducting sleeve and described lamp holder radiator connect, and in the cavity of described heat conducting sleeve, be arranged with liftable heat conduction worm screw, described heat conduction worm screw is meshed with the turbine being radially articulated with in the elongated slot of described lamp holder radiator one side, and the periphery of described turbine is slightly exposed to the outer circumference surface of a side of described lamp holder radiator, the top of described heat conduction worm screw is provided with heat-conducting substrate, the bottom surface of described heat-conducting substrate is evenly equipped with the first LED light source around the circumferencial direction of described heat conduction worm screw, the end face of described heat-conducting substrate is evenly equipped with the second LED light source, the top of described the second LED light source is provided with hemispherical diffusion shell, described hemispherical diffusion shell matches with the groove that described heat-conducting substrate edge arranges, between described heat conduction worm screw and described heat-conducting substrate, be provided with semiconductor chilling plate, both positive and negative polarity on described semiconductor chilling plate is connected with the circuit of described heat-conducting substrate, the axle center place of the bottom surface of described reflector is provided with the first circular hole, described the first circular hole match with described heat conduction worm screw and bottom surface and the described inclined-plane of described reflector fastening.By the tow sides at heat-conducting substrate, the first LED light source and the second LED light source are set respectively, make the central light strength of shot-light and the luminous efficiency of whole lamp obtain great lifting, the semiconductor chilling plate simultaneously arranging between heat-conducting substrate and heating column, promote greatly the radiating effect of whole lamp, in addition heat conduction worm screw is meshed with the turbine being radially articulated with in the elongated slot of described lamp holder radiator one side, can drive moving up and down of worm screw by revolving wormgear easily, and then the luminous position of adjustment light source, thereby change the lighting angle of whole lamp by reflector, simultaneously, the hemispherical diffusion shell that secondary light source top arranges, the light that secondary light source is penetrated is more even, and should not form dazzle, the present invention is simple in structure, luminous efficiency is high, good heat dissipation effect, lighting angle is adjustable and should not produce dazzle.
Brief description of the drawings
Fig. 1 is a kind of structural representation with hemispherical diffusion shell and the adjustable shot-light of angle of the present invention.
In figure: 1. reflector, 2. lamp holder radiator, 3. heat conduction worm screw, 4. heat-conducting substrate, 5. the first LED light source, 6. insulating barrier, 7. inclined-plane, 8. the second LED light source, 9. semiconductor chilling plate, 10. heat conducting sleeve, 11. turbines, 12. hemispherical diffusion shells.
Detailed description of the invention
Further illustrate technical scheme of the present invention below in conjunction with accompanying drawing 1 and by detailed description of the invention.
A kind of with hemispherical diffusion shell and the adjustable shot-light of angle, comprise reflector 1 and lamp holder radiator 2, on the end face of described lamp holder radiator 2, be wholely set heat conducting sleeve 10, the root of described heat conducting sleeve 10 is upwards provided with inclined-plane 7, the cavity of described heat conducting sleeve 10 and described lamp holder radiator 2 connect, and in the cavity of described heat conducting sleeve 10, be arranged with liftable heat conduction worm screw 3, described heat conduction worm screw 3 is meshed with the turbine 11 being radially articulated with in the elongated slot of described lamp holder radiator 2 one sides, and the periphery of described turbine 11 is slightly exposed to the outer circumference surface of a side of described lamp holder radiator 2, the top of described heat conduction worm screw 3 is provided with heat-conducting substrate 4, the bottom surface of described heat-conducting substrate 4 is evenly equipped with the first LED light source 5 around the circumferencial direction of described heat conduction worm screw 3, the end face of described heat-conducting substrate 4 is evenly equipped with the second LED light source 8, the top of described the second LED light source 8 is provided with hemispherical diffusion shell 12, described hemispherical diffusion shell 12 matches with the groove that described heat-conducting substrate 4 edges arrange, between described heat conduction worm screw 3 and described heat-conducting substrate 4, be provided with semiconductor chilling plate 9, both positive and negative polarity on described semiconductor chilling plate 9 is connected with the circuit of described heat-conducting substrate 4, the axle center place of the bottom surface of described reflector 1 is provided with the first circular hole, described the first circular hole match with described heat conduction worm screw 3 and bottom surface and the described inclined-plane 7 of described reflector 1 fastening.By the tow sides at heat-conducting substrate, the first LED light source and the second LED light source are set respectively, make the central light strength of shot-light and the luminous efficiency of whole lamp obtain great lifting, the semiconductor chilling plate simultaneously arranging between heat-conducting substrate and heating column, promote greatly the radiating effect of whole lamp, in addition heat conduction worm screw is meshed with the turbine being radially articulated with in the elongated slot of described lamp holder radiator one side, can drive moving up and down of worm screw by revolving wormgear easily, and then the luminous position of adjustment light source, thereby change the lighting angle of whole lamp by reflector, simultaneously, the hemispherical diffusion shell that secondary light source top arranges, the light that secondary light source is penetrated is more even, and should not form dazzle, the present invention is simple in structure, luminous efficiency is high, good heat dissipation effect, lighting angle is adjustable and should not produce dazzle.Elongated slot in the present embodiment is opened on the lamp holder of lamp holder radiator, and connects with heat conducting sleeve 10, with this be convenient to heat conduction worm screw and turbine intermeshing, and then realize the change of light source position, and the present invention is simple in structure, and luminous efficiency is high, good heat dissipation effect, and lighting angle is adjustable.
The bottom surface of described lamp holder radiator 2 is provided with insulating barrier 6, the upper surface of described insulating barrier 6 is upwards concaved with the first shrinkage pool and the second shrinkage pool, described the first shrinkage pool and the second shrinkage pool respectively with the first circular hole and the second circular hole close-fitting that are arranged on the bottom surface of described lamp holder radiator 2.This structural design, effectively isolates lamp holder radiator 2 bottom surfaces and lamp socket, thereby effectively stops lamp holder radiator 2 charged.
Described the first shrinkage pool and the second shrinkage pool respectively with the anodal conductive pole and the negative pole conductive pole close-fitting that are arranged on described lamp holder radiator 2 bottom surfaces.As the preferred embodiment of the present embodiment, in the present embodiment, selected lamp holder is GU10 lamp holder, this structural design, make anodal conductive pole and negative pole conductive pole respectively with the first shrinkage pool and the second shrinkage pool close-fitting, and effectively isolate with lamp holder radiator 2, stop lamp holder radiator 2 charged simultaneously.As preferred embodiment, in the present embodiment, wear and in lamp holder radiator 2, anodal conductive pole and negative pole conductive pole be communicated with heat-conducting substrate and can not make lamp holder radiator 2 charged with power line.Meanwhile, for the ease of replacing and the maintenance of shot-light, the present invention adopts external power source, and output voltage is all lower than human safety voltage.
The first through hole and the second through hole that are provided with for wearing power line are run through respectively in the axle center place of described anodal conductive pole and negative pole conductive pole, and one end of described power line is run through described lamp holder radiator and is connected with described substrate.
The other end of described power line is connected with negative pole conductive pole with described anodal conductive pole, and described anodal conductive pole is connected with negative pole with the positive pole of external power source respectively with negative pole conductive pole.
Described reflector 1 is provided with vacuum aluminum-coated reflector layer for aluminium reflector and inner surface.Corresponding reflector layer can be designed according to the needed optical demands of reality in the endosexine of reflector, also can adopt plastics reflector to make.
Know-why of the present invention has below been described in conjunction with specific embodiments.These are described is in order to explain principle of the present invention, and can not be interpreted as by any way limiting the scope of the invention.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other detailed description of the invention of the present invention, within these modes all will fall into protection scope of the present invention.