Laser LED light source penetrating type concave lens structure device
The technical field is as follows:
the utility model relates to a LED product technical field refers in particular to a laser LED light source penetrating type concave lens constructional device.
Background art:
a Light Emitting Diode (LED) is a solid-state semiconductor device that can convert electric energy into visible light, and LEDs have different application fields according to size, and an LED light source has advantages of using a low-voltage power supply, low power consumption, long service life, strong applicability, high stability, short response time, no pollution to the environment, multi-color light emission, and the like, and is considered to be an unavoidable substitute for existing lighting devices.
The laser LED light source in the prior art is a linear light source, the emergent angle of the laser LED light source is extremely small, the function is single, the use requirement cannot be met, and great trouble is caused to a user.
In view of the above, the present inventors propose the following.
The utility model has the following contents:
an object of the utility model is to overcome prior art's not enough, provide a laser LED light source penetrating type concave lens constructional device.
In order to solve the technical problem, the utility model discloses a following technical scheme: the laser LED light source penetration type concave lens structure device comprises: the aluminum piece base assembly comprises an aluminum piece base and a laser LED light source arranged in the aluminum piece base; the aluminum piece middle seat assembly comprises an aluminum piece middle seat and a first diffusion sheet which is arranged in the aluminum piece middle seat and is used for diffusing a linear light source into a surface light source; an aluminum member face cover member including an aluminum member face cover and a concave lens installed in the aluminum member face cover and for enlarging a light emitting angle; the aluminum piece face cover component, the aluminum piece middle seat component and the aluminum piece base component are sequentially assembled and fixed from top to bottom, wherein the first diffusion sheet is positioned above the laser LED light source, and the concave lens is positioned above the first diffusion sheet.
Furthermore, in the above technical scheme, the pin at the lower end of the laser LED light source extends out of the lower end of the aluminum base, and the pin and the aluminum base are sealed and fixed by potting adhesive.
Further, among the above-mentioned technical scheme, the seat upper end is provided with the ladder mounting groove in the aluminium part, first diffusion piece is installed in this ladder mounting groove, and first diffusion piece outer edge is sealed fixedly through the encapsulating with this mounting groove.
Further, in the above technical solution, a yellow phosphor film for converting blue light into white light is further disposed at an upper end of the first diffusion sheet, and a second diffusion sheet is further covered at an upper end of the yellow phosphor film and located below the concave lens.
Further, in the above technical solution, a second diffusion sheet is further disposed at an upper end of the first diffusion sheet; the upper end of the concave lens is also provided with a yellow fluorescent powder film for converting blue light into white light, and the second diffusion sheet is positioned below the concave lens.
Further, in the above technical solution, a yellow phosphor film for converting blue light into white light is further disposed at an upper end of the concave lens, and a second diffusion sheet is further covered at an upper end of the yellow phosphor film.
Further, in the above technical solution, the first diffusion sheet is further provided with a yellow phosphor film for converting blue light into white light, the upper end of the concave lens is further provided with a second diffusion sheet, and the yellow phosphor film is located below the concave lens.
After the technical scheme is adopted, compared with the prior art, the utility model has following beneficial effect: the utility model adopts the three-piece structure of the aluminum piece base component, the aluminum piece middle seat component and the aluminum piece surface component to carry out modular assembly, the assembly structure is simple, and the assembly efficiency is high; the utility model discloses the during operation, the laser LED light source is lighted the back and is produced the line source, when this line source sees through the first diffusion piece of laser LED light source top, by the diffusion for the area source, pass through concave lens transmission away again, and this concave lens can enlarge the luminous angle of area source and give out light in order to realize the wide-angle, and can strengthen luminous intensity, and improve irradiant homogeneity with this, and can guarantee luminous angle, still can guarantee illumination quality, concave lens and first diffusion piece compound mode change light-emitting imaging distance, and can satisfy different operation requirements, in addition, this laser LED light source is installed in this aluminium base, so that this aluminium base can be fast with the heat that this laser LED light source produced go, with this further assurance the utility model discloses a life, this order the utility model discloses a strong market competition has.
Description of the drawings:
fig. 1 is a schematic structural diagram of a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a second embodiment of the present invention;
fig. 3 is a schematic structural diagram of a third embodiment of the present invention;
fig. 4 is a schematic structural diagram of a fourth embodiment of the present invention.
The specific implementation mode is as follows:
the present invention will be further described with reference to the following specific embodiments and accompanying drawings.
The first embodiment is as follows:
as shown in fig. 1, a transmissive concave lens structure device of a laser LED light source includes: the aluminum base assembly 1 comprises an aluminum base 11 and a laser LED light source 12 arranged in the aluminum base 11; the aluminum middle seat assembly 2 comprises an aluminum middle seat 21 and a first diffusion sheet 22 which is arranged in the aluminum middle seat 21 and is used for diffusing a linear light source into a surface light source; an aluminum member face cover member 3 including an aluminum member face cover 31 and a concave lens 32 installed in the aluminum member face cover 31 for enlarging a light emitting angle; the aluminum piece face cover 3, the aluminum piece middle seat assembly 2 and the aluminum piece base assembly 1 are assembled and fixed in sequence from top to bottom, wherein the first diffusion sheet 22 is positioned above the laser LED light source 12, and the concave lens 32 is positioned above the first diffusion sheet 22. The utility model adopts the three-piece structure of the aluminum piece base component 1, the aluminum piece middle seat component 2 and the aluminum piece surface component 3 to carry out modular assembly, the assembly structure is simple, and the assembly efficiency is high; the utility model discloses the during operation, laser LED light source 12 is produced the line source after being lighted, this line source sees through the first diffusion piece 22 of laser LED light source 12 top, by the diffusion for the area source, pass through concave lens 32 and transmit away, and this concave lens 32 can enlarge the luminous angle of area source and give out light in order to realize the wide-angle, and can strengthen luminous intensity, and improve irradiant homogeneity with this, and can guarantee luminous angle, still can guarantee illumination quality, concave lens and first diffusion piece compound mode change light-emitting image distance, and can satisfy different operation requirements, in addition, this laser LED light source 12 is installed in this aluminium base, so that this aluminium base can dispel the heat that this laser LED light source 12 produced fast, with this further assurance the utility model discloses a life, this order the utility model discloses a strong market competition has.
The pin 121 at the lower end of the laser LED light source 12 extends out of the lower end of the aluminum base 11, and the pin 121 and the aluminum base 11 are sealed and fixed through glue filling, so that the stability of the assembly structure can be ensured, and the dustproof and waterproof performance can be improved.
Seat 21 upper end is provided with ladder mounting groove 211 in the aluminium part, first diffusion piece 22 is installed in this ladder mounting groove 211, and first diffusion piece 22 is outer along sealed fixed through the encapsulating with this mounting groove 221 to this not only can guarantee assembly structure's firm degree, still can improve dustproof and waterproof performance.
The upper end of the first diffusion sheet 22 is further provided with a yellow phosphor film 5 for converting blue light into white light, the upper end of the yellow phosphor film 5 is further covered with a second diffusion sheet 6, and the second diffusion sheet 6 is located below the concave lens 32. When the line light source that laser LED light source 12 produced passes through first diffusion piece 22, by the diffusion for the area source, pass through yellow phosphor powder diaphragm 5 again, trun into the blue light white light by this yellow phosphor powder diaphragm 5, see through second diffusion piece 6 at last again, shine away after carrying out the second diffusion, further improve the quality that the diffusion is the area source with this, and can guarantee the utility model discloses an illumination quality, then pass through concave lens 32 again and transmit away, and this concave lens 32 can enlarge the luminous angle of area source and give out light in order to realize the wide-angle and luminous intensity, and can strengthen luminous intensity, and improve irradiant homogeneity with this to can guarantee luminous angle, still can guarantee illumination quality, concave lens and first diffusion piece combination mode change light-emitting image distance, and can satisfy different operation requirements.
In summary, the utility model adopts the three-piece structure of the aluminum piece base assembly 1, the aluminum piece middle base assembly 2 and the aluminum piece face cover member 3 to carry out modular assembly, the assembly structure is simple, and the assembly efficiency is high; the utility model discloses the during operation, laser LED light source 12 is produced the line source after being lighted, this line source sees through the first diffusion piece 22 of laser LED light source 12 top, by the diffusion for the area source, pass through concave lens 32 and transmit away, and this concave lens 32 can enlarge the luminous angle of area source and give out light in order to realize the wide-angle, and can strengthen luminous intensity, and improve irradiant homogeneity with this, and can guarantee luminous angle, still can guarantee illumination quality, concave lens and first diffusion piece compound mode change light-emitting image distance, and can satisfy different operation requirements, in addition, this laser LED light source 12 is installed in this aluminium base, so that this aluminium base can dispel the heat that this laser LED light source 12 produced fast, with this further assurance the utility model discloses a life, this order the utility model discloses a strong market competition has.
Example two:
as shown in fig. 2, the second embodiment is different from the first embodiment in that: the upper end of the first diffusion sheet 22 is also provided with a second diffusion sheet 6; the upper end of the concave lens 32 is also provided with a yellow fluorescent powder film 5 for converting blue light into white light, and the second diffusion sheet 6 is positioned below the concave lens 32. When the line light source that laser LED light source 12 produced passes through first diffusion piece 22, by the diffusion for the area source, see through second diffusion piece 6 again, shine away after carrying out the second diffusion, further improve the quality that the diffusion is the area source with this, and can guarantee the utility model discloses an illumination quality, then pass through concave lens 32 transmission again and go out, and this concave lens 32 can enlarge the luminous angle of area source and give out light in order to realize the wide-angle and give out light, and can strengthen luminous intensity, and improve irradiant homogeneity with this, and can guarantee luminous angle, still can guarantee illumination quality, concave lens and first diffusion piece combination mode change light-emitting imaging distance, and can satisfy different operation requirements, pass through yellow phosphor powder diaphragm 5 again at last, trun into the blue light into white light by this yellow phosphor powder diaphragm 5, and throw away.
Except for the above, other structures of the second embodiment are the same as those of the first embodiment, and the technical effects of the first embodiment can be achieved.
Example three:
as shown in fig. 3, the third embodiment is different from the first embodiment in that: the upper end of the concave lens 32 is further provided with a yellow fluorescent powder film 5 for converting blue light into white light, and the upper end of the yellow fluorescent powder film 5 is further covered with a second diffusion sheet 6. When the line light source that laser LED light source 12 produced passes through first diffusion piece 22, by the diffusion for the area source, pass through concave lens 32 again and transmit away, and this concave lens 32 can enlarge the luminous angle of area source and give out light in order to realize the wide-angle, and can strengthen luminous intensity, and improve irradiant homogeneity with this, and can guarantee luminous angle, still can guarantee the illumination quality, concave lens and first diffusion piece compound mode change light-emitting image distance, and can satisfy different operation requirement, wherein, light passes through yellow phosphor powder diaphragm 5 again, trun into the white light with this yellow phosphor powder diaphragm 5 to the blue light, see through second diffusion piece 6 again at last, shine away after carrying out the second diffusion, with this further improve the quality that the diffusion is the area source, and can guarantee the utility model discloses an illumination quality.
Except for the above, other structures of the third embodiment are the same as those of the first embodiment, and the technical effect of the first embodiment can be achieved.
Example four:
as shown in fig. 4, the fourth embodiment is different from the first embodiment in that: the first diffusion sheet 22 is further provided with a yellow phosphor film 5 for converting blue light into white light, the upper end of the concave lens 32 is further provided with a second diffusion sheet 6, and the yellow phosphor film 5 is located below the concave lens 32. When the line light source that laser LED light source 12 produced passes through first diffusion piece 22, by the diffusion for the area source, then pass through yellow phosphor powder diaphragm 5 again, trun into the blue light white light by this yellow phosphor powder diaphragm 5, then pass through concave lens 32 and transmit away, and this concave lens 32 can enlarge the luminous angle of area source and give out light in order to realize the wide-angle, and can strengthen luminous intensity, and improve irradiant homogeneity with this, and can guarantee luminous angle, still can guarantee illumination quality, concave lens and first diffusion piece compound mode change light-emitting imaging distance, and can satisfy different operation requirements, see through second diffusion piece 6 again at last, shine away after carrying out the second diffusion, with this further improve the quality that diffuses to the area source, and can guarantee the utility model discloses an illumination quality.
Except for the above, other structures of the fourth embodiment are the same as those of the first embodiment, and the technical effect of the first embodiment can be achieved.
Of course, the above description is only an exemplary embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes and modifications made by the constructions, features, and principles of the present invention in accordance with the claims of the present invention are intended to be included in the scope of the present invention.