On a kind of lamp holder radiator, be provided with the shot-light of air ventTechnical field
The present invention relates to lighting technical field, relate in particular to the shot-light that is provided with air vent on a kind of lamp holder radiator.
Background technology
Shot-light under prior art, general is all in the bottom of glow cup, to arrange to the luminous light source of rim of a cup direction, 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 difficult to and air forms convection current, be therefore difficult to improve radiating effect.
Summary of the invention
The object of the present invention is to provide a kind of simple in structurely, luminous efficiency is high, and is convenient to the shot-light of heat radiation.
For reaching this object, the present invention by the following technical solutions:
On a kind of lamp holder radiator, be provided with the shot-light of air vent, comprise reflector and lamp holder radiator, on the end face of described lamp holder radiator, be wholely set heating column, described heating column be axially provided with the first through hole that runs through described lamp holder radiator, described the first through hole connects with the second through hole that is radially arranged on described lamp holder radiator circumferencial direction, the root of described heating column is upwards provided with inclined-plane, the top of described heating column 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 heating column, the end face of described heat-conducting substrate is evenly equipped with the second LED light source, and be provided with semiconductor chilling plate between described heating column and described heat-conducting substrate, both positive and negative polarity on described semiconductor chilling plate is connected with the circuit of described heat-conducting substrate, the place, axle center of the bottom surface of described reflector is provided with the first circular hole, described the first circular hole match with described heating column 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 axle center of described anodal conductive pole and negative pole conductive pole is located to run through to be respectively provided with for wearing the first through hole and second through hole of power line, 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 heating column, described heating column be axially provided with the first through hole that runs through described lamp holder radiator, described the first through hole connects with the second through hole that is radially arranged on described lamp holder radiator circumferencial direction, the root of described heating column is upwards provided with inclined-plane, the top of described heating column 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 heating column, the end face of described heat-conducting substrate is evenly equipped with the second LED light source, and be provided with semiconductor chilling plate between described heating column and described heat-conducting substrate, both positive and negative polarity on described semiconductor chilling plate is connected with the circuit of described heat-conducting substrate, the place, axle center of the bottom surface of described reflector is provided with the first circular hole, described the first circular hole match with described heating column 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, simultaneously, heat-conducting substrate fully contacts with air with the second LED light source with the first LED light source that tow sides arrange, in addition the semiconductor chilling plate arranging between heat-conducting substrate and heating column, promoted greatly the radiating effect of whole lamp, simultaneously, by being arranged on the setting of the first through hole and second through hole of the mutual perforation on lamp holder radiator, further increased area of dissipation, the present invention is simple in structure, luminous efficiency is high, and be convenient to heat radiation.
Accompanying drawing explanation
Fig. 1 is provided with the structural representation of the shot-light of air vent on a kind of lamp holder radiator of the present invention.
In figure: 1. reflector, 2. lamp holder radiator, 3. heating column, 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. the second through hole, 11. first through holes.
The specific embodiment
Below in conjunction with accompanying drawing 1 and by the specific embodiment, further illustrate technical scheme of the present invention.
On a kind of lamp holder radiator, be provided with the shot-light of air vent, comprise reflector 1 and lamp holder radiator 2, on the end face of described lamp holder radiator 2, be wholely set heating column 3, described heating column 3 be axially provided with the first through hole 11 that runs through described lamp holder radiator 2, described the first through hole 11 connects with the second through hole 10 that is radially arranged on described lamp holder radiator 2 circumferencial directions, the root of described heating column 3 is upwards provided with inclined-plane 7, the top of described heating column 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 heating column 3, the end face of described heat-conducting substrate 4 is evenly equipped with the second LED light source 8, and be provided with semiconductor chilling plate 9 between described heating column 3 and described heat-conducting substrate 4, both positive and negative polarity on described semiconductor chilling plate 9 is connected with the circuit of described heat-conducting substrate 4, the place, axle center of the bottom surface of described reflector 1 is provided with the first circular hole, described the first circular hole match with described heating column 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, simultaneously, heat-conducting substrate fully contacts with air with the second LED light source with the first LED light source that tow sides arrange, in addition the semiconductor chilling plate arranging between heat-conducting substrate and heating column, promoted greatly the radiating effect of whole lamp, simultaneously, by being arranged on the setting of the first through hole and second through hole of the mutual perforation on lamp holder radiator, further increased area of dissipation, the present invention is simple in structure, luminous efficiency is high, and be convenient to heat radiation.
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.Preferred embodiment as 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, with power line, 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.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 axle center of described anodal conductive pole and negative pole conductive pole is located to run through to be respectively provided with for wearing the first through hole and second through hole of power line, 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.Explanation based on herein, those skilled in the art does not need to pay performing creative labour can associate other specific embodiment of the present invention, within these modes all will fall into protection scope of the present invention.