CN202511021U - Light emitting diode (LED) parabolic aluminum reflector lamp - Google Patents

Abstract

The utility model relates to an illuminating lamp, and provides a light emitting diode (LED) parabolic aluminum reflector (PAR) lamp, which comprises an LED bead, a lamp body, a lamp holder for arranging the lamp body, a light distribution component, a radiator and a fan, wherein the LED bead is arranged on a printed circuit board (PCB), and is arranged in the light distribution component; the fan is arranged between the radiator and the lamp body; and the light distribution component is connected with the radiator, and is arranged in the light emergent direction of the LED bead. By the radiator with a special design, the LED PAR lamp has high radiation performance. In addition, lenses are arranged on the light emergent direction of the LED bead, so that the concentration effect of the LED PAR lamp is better than that of the conventional bowl reflector structure, an emergent angle is easily controlled, and different light distribution requirements are met.

Description

A kind of LED letter lamp

Technical field

The utility model relates to the LED lighting field, is specifically related to a kind of perfect heat-dissipating and has novel large-power LED (Light Emitting Diode light emitting diode) PAR (reflection of the Parabolic Aluminum Reflector bowl dish shape aluminium) lamp of excellent fit light effect.

Background technology

LED PAR lamp is also claimed simple lamp, sealed beam lamp or bobbin lamp, is a kind of reflective light fixture.For a long time, the PAR series lamps, as PAR38, PAR30, PAR20, PAR16 by people use in the hotel widely, playgrounds such as hotel eatery, market, auditorium, have and decorate and the two big functions of throwing light on.Because traditional P AR lamp all is to use tungsten filament alight bubble, so energy consumption is big, the life-span is short, maintenance cost is high, be unfavorable for environmental protection.Along with development of semiconductor, in existing actual property application aspect the illumination of above playground, LED PAR lamp not only has the characteristics that colourity is good, non-maintaining, the life-span is long to LED, the more important thing is, more environmental protection more energy-conservation than conventional P AR lamp as semiconductor light sources.But great power LED has its characteristic requirements, must the heat that led light source produces in time be derived during work, and the radiating effect of present LED PAR lamp is all undesirable.In addition, traditional LED PAR lamp is subject to its design feature, is inconvenient to realize different luminous intensity distribution demands.

Summary of the invention

Be to solve the defective that prior art exists, the utility model provides a kind of LED letter lamp, comprises LED lamp pearl, lamp body and the lamp socket of said lamp body is installed, and it is characterized in that also comprising: luminous intensity distribution assembly, radiator, fan; Said LED lamp pearl is installed on the pcb board and is located in the said luminous intensity distribution assembly, and said fan is arranged between said radiator and the said lamp body, and said luminous intensity distribution assembly links to each other with said radiator, and said luminous intensity distribution assembly is located on the exit direction of said LED lamp pearly-lustre line.

According to embodiment, also can adopt following optimized technical scheme:

Said pcb board has 4 groups, and 4 LED lamp pearls are housed on every group of pcb board; The front of said radiator is provided with 4 circular spaces that are used to install said pcb board, and the position of this radiator except that 4 circular spaces also is covered with radiating fin.

Respectively be provided with in each said circular space one be used to support said pcb board disk, be covered with radiating fin around the disk.

Said luminous intensity distribution assembly comprises 4 set of lenses and corresponding lens carrier, and each said set of lenses includes 4 lens.

Said lens carrier is shaped as bowl-type, and size and the similar square opening of LED lamp pearl are arranged at the bowl-type bottom; Said lens shape is a bowl-type, and the circular trough of laying LED lamp pearl is arranged at the bottom.

Each said set of lenses front is provided with a plurality of leaded light points.

The distribution that assumes diamond in shape of said leaded light point.

Be provided with air vent around the said lamp body, the space that power supply is laid in confession is left in lamp body inside.

Said lamp body is made by plastic material.

Said lens are processed by PMMA (the polymethylmethacrylate polymethyl methacrylate is commonly called as lucite) material.

The beneficial effect of the utility model is:

Through using specially designed radiator, make that the heat dispersion of LED PAR lamp is good.In addition, on the exit direction that lens is arranged on LED lamp pearly-lustre line, not only spotlight effect is superior to traditional reflective bowl formula structure, but also is easy to control the angle of emergence, satisfies different luminous intensity distribution demands.

Employing except further facilitating the shooting angle of control light, is satisfied different light distribution requirements with the luminous intensity distribution assembly of lens packet mode design.Simultaneously, each lens not only can be realized optically focused but also can be used as protective cover.

In addition, around the annular space setting of radiator, be covered with the radiating fin disk, radiator is covered with the structure of the radiating fin that dispels the heat all over the body, and around the lamp body, is provided with air vent etc., all can utilize the design feature of each parts to greatest extent, improves radiating effect.

Description of drawings

The STRUCTURE DECOMPOSITION sketch map of the LED PAR lamp of Fig. 1 the utility model embodiment.

Fig. 2 is a lens vertical view in the LED PAR lamp of embodiment.

Fig. 3 is a lens side view in the LED PAR lamp of embodiment.

Fig. 4 is a lens upward view in the LED PAR lamp of embodiment.

Fig. 5 is the LED PAR lamp radiator vertical view of embodiment.

Fig. 6 is the LED PAR lamp radiator upward view of embodiment.

Fig. 7 is the LED PAR lamp radiator stereogram of embodiment.

Fig. 8 is the LED PAR lamp overall appearance front view of embodiment.

Fig. 9 is the LED PAR lamp overall appearance stereogram of embodiment.

Figure 10 is the LED PAR lamp schematic cross-section of embodiment.

Figure 11 is the LED PAR lamp lens carrier vertical view of embodiment.

Figure 12 is the LED PAR lamp lens carrier side view of embodiment.

The specific embodiment

Below in conjunction with embodiment and contrast accompanying drawing the utility model is done further detailed explanation.

Shown in Fig. 8-9, be the front view and the stereogram of the complete LED PAR lamp of an embodiment.

As shown in Figure 1, be the STRUCTURE DECOMPOSITION sketch map of LED PAR lamp.The lamp socket 10 that it comprises LED lamp pearl 3, lamp body 9 and said lamp body 9 is installed, and luminous intensity distribution assembly, radiator 5, fan 8; Said LED lamp pearl 3 is installed on the pcb board 4 and is located in the said luminous intensity distribution assembly; Said fan 8 is arranged between said radiator 5 and the said lamp body through blower tray 7; Said luminous intensity distribution assembly links to each other with said radiator 5, and said luminous intensity distribution assembly is located on the exit direction of said LED lamp pearl 3 light.

Wherein, the luminous intensity distribution assembly is made up of lens 1 and lens carrier 2, and both closely link to each other through buckle, and lens carrier 2 closely links to each other with radiator 5 through screw 6.The screw hole of pcb board 4 links to each other with the screw hole of lens carrier 2, uses a screw 6 to lock on the radiator 5 jointly.The square opening that LED lamp pearl 3 passes lens carrier 2 is filled in the circular trough 101 of lens 1.Radiator 5 is integral type die casts, and the gap between the radiating fin 502 has constituted the front and back through hole, adds the active heat removal of fan 8, thus better heat-radiation effect.Its front is provided with 4 circular spaces 501; Be provided with a disk 503 in each circular space 501; Be covered with radiating fin 502 around the disk 503; Other places in the radiator 5 except that four circular spaces 501 also have been covered with radiating fin 502, and described radiating fin is the penetrating ventilating convection that is beneficial to up and down, shown in Fig. 5-7.

Shown in figure 10, fan 8 is installed in the radiator 5 through screw 6 and stretches out on the cylinder 504.Be provided with the aperture 901 of many ventilations around the lamp body 9, inside is left the space and is supplied to lay power supply, and lamp body 9 links to each other with radiator 5 through screw 6.Blower tray 7 locks in radiator 5 outer stretching out on the cylinder 505 with lamp body 9 through common screw 6.Fan 8 locks in the radiator 5 through screw 6 and stretches out on the cylinder 504.LED PAR lamp radiator 5 materials are aluminum alloy extrusion section bar, and lamp body 9 is made by plastic material, and lens 1 are made by the PMMA material.

Described fan 8 is installed in the radiator 5 through screw 6 and stretches out on the cylinder, thereby has effectively improved heat dispersion through fan 8 active heat removal.

Radiator 5 structural designs and fan initiatively 8 heat radiations through uniqueness have effectively solved the problem of great power LED PAR lamp heat radiation, and the heat that led light source is produced can be derived timely, and the assurance led light source is worked in the temperature control standard.

Shown in Fig. 2-4; Luminous intensity distribution partly has 4 set of lenses to constitute; Each set of lenses is made up of 4 lens 1, and each set of lenses front has been covered with the leaded light point, and per 4 leaded light point diamondwises distribute; The circular trough that supplies to lay LED lamp pearl 3 is all arranged at each lens 1 bottom, and lens 1 scioptics support 2 is placed in the circular space of radiator 5 with screw 6.The Lights section has 16 LED lamp pearls 3 to constitute, and LED lamp pearl 3 is installed on the pcb board 4, has 4 groups of pcb boards 4, and 4 LED lamp pearls 3 are housed on every group of pcb board 4, and pcb board 4 is fixed on through screw 6 on the disk in the circular space of radiator 5.

Described LED lamp pearl 3 is installed on the pcb board 4, has 4 groups of pcb boards 4, and 4 LED lamp pearls 3 are housed on every group of pcb board 4, and the hole of lock screw 6 is arranged in the middle of the pcb board 4.Described pcb board 4 is an aluminium section, and is fixed on the disk in radiator 5 circular spaces through screw 6.Each lens 1 scioptics support 2 is placed in radiator 5 circular spaces, and is covered on the LED lamp pearl 3.

Luminous intensity distribution effect through being sealed on the lens 1 on the LED lamp pearl 3 (such as; Making the angle of emergence is 30 ° ~ 60 °); Make the light source redistribution of LED lamp pearl 3, satisfied the light distribution requirements of LED PAR lamp, reached playground design of Lighting requirements such as hotel, hotel eatery, market, auditorium.

Shown in Figure 11-12, described lens carrier 2 is shaped as bowl-type, and a square opening is arranged at each bowl-type bottom, and the square opening size is similar with LED lamp pearl 3, and the support middle part has a circular port to supply lock screw 6 usefulness.Described lens 1 are shaped as bowl-type, and the circular trough that supplies LED lamp pearl 3 to lay is arranged at the bottom, and 4 lens 1 constitute a set of lenses, and the set of lenses front has been covered with the leaded light point.

Conventional P AR lamp generally all adopts reverberation bowl to realize optically focused, the problem of existence, and the one, reflecting each time all to have light loss, and the 2nd, the shooting angle of light is not easy control, and the 3rd, also will be behind the optically focused through cloche or PC cover (protective cover), light loss is big.This routine LED PAR lamp has then adopted lens to realize optically focused, need not reflection, directly transmission, and lens not only can be realized optically focused but also can be used as protective cover that the angle of emergence of lens is easy to control (during making).Be generally 30 ° ~ 60 ° such as the lens angle of emergence, the angle of emergence of these routine lens is 40 °, and the lens transmitance can reach more than 93%, and the spotlight effect of lens is superior to traditional reflective bowl formula optically focused.

Above content is the further explain that combines concrete preferred implementation that the utility model is done, and can not assert that the practical implementation of the utility model is confined to these explanations.Repeatedly mention through screw 6 such as, embodiment part and to connect, it will be appreciated by those skilled in the art that this only is to have adopted a kind of in the connected mode commonly used.For the those of ordinary skill of technical field under the utility model, make some substituting or obvious modification under the prerequisite of the utility model design not breaking away from, and performance or purposes are identical, all should be regarded as belonging to the protection domain of the utility model.

Claims (10)

1. LED letter lamp comprises LED lamp pearl, lamp body and the lamp socket of said lamp body is installed, and it is characterized in that also comprising: luminous intensity distribution assembly, radiator, fan; Said LED lamp pearl is installed on the pcb board and is located in the said luminous intensity distribution assembly, and said fan is arranged between said radiator and the said lamp body, and said luminous intensity distribution assembly links to each other with said radiator, and said luminous intensity distribution assembly is located on the exit direction of said LED lamp pearly-lustre line.

2. LED letter lamp as claimed in claim 1, it is characterized in that: said pcb board has 4 groups, and 4 LED lamp pearls are housed on every group of pcb board; The front of said radiator is provided with 4 circular spaces that are used to install said pcb board, and the position of this radiator except that 4 circular spaces also is covered with radiating fin.

3. LED as claimed in claim 2 letter lamp is characterized in that: respectively be provided with in each said circular space one be used to support said pcb board disk, be covered with radiating fin around the disk.

4. LED letter lamp as claimed in claim 3, it is characterized in that: said luminous intensity distribution assembly comprises 4 set of lenses and corresponding lens carrier, each said set of lenses includes 4 lens.

5. LED letter lamp as claimed in claim 4 is characterized in that: size and the similar square opening of LED lamp pearl are arranged at said lens carrier bottom; The circular trough of laying LED lamp pearl is arranged at said lens bottom.

6. LED letter lamp as claimed in claim 5, it is characterized in that: each said set of lenses front is provided with a plurality of leaded light points.

7. LED as claimed in claim 6 letter lamp is characterized in that: the distribution that assumes diamond in shape of said leaded light point.

8. like arbitrary described LED letter lamp among the claim 1-7, it is characterized in that: be provided with air vent around the said lamp body, the space that power supply is laid in confession is left in lamp body inside.

9. LED letter lamp as claimed in claim 8, it is characterized in that: said lamp body is made by plastic material.

10. LED letter lamp as claimed in claim 8, it is characterized in that: said lens are processed by the PMMA material.

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