CN103712135B - Embedded LED airport boundary light - Google Patents
Embedded LED airport boundary light Download PDFInfo
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- CN103712135B CN103712135B CN201310645849.XA CN201310645849A CN103712135B CN 103712135 B CN103712135 B CN 103712135B CN 201310645849 A CN201310645849 A CN 201310645849A CN 103712135 B CN103712135 B CN 103712135B
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Abstract
The invention provides a kind of embedded LED airport boundary light.This embedded LED airport boundary light comprises: lamp body, comprising: cylindrical body and ring-type alar part; Outer cover, comprising: waterproof installation portion and transmittance section; LED lamp panel, comprising: substrate, and is fixed on several LED lamp bead on substrate; Lens module, is positioned at the top of LED lamp panel, comprises: lens holder plate, and several lens corresponding with LED lamp bead position in LED lamp panel, and LED lamp bead embeds in respective lens, and the outer surface of these lens adopts two Random Curved Surface Designing; And heat sink, wherein, lens module, LED lamp panel are fixed on this heat sink from top to bottom successively, and this heat sink is upwards fixed on the bottom of outer cover, wherein lens module, LED lamp panel are positioned at the inner space of outer cover shaped hollow round table transmittance section, and outer cover is fixed on lamp body downwards.The height that the present invention can make LED airport boundary light give prominence to ground reduces greatly.
Description
Technical field
The present invention relates to extraordinary technical field of lamps, particularly relate to and be a kind ofly used as fixed-wing airport taxiway sidelight, embedded LED airport boundary light that the ground connection liftoff district border light of helistop, Final Approach take off district's border light.
Background technology
At present, the navaid light fixture that most domestic airport uses is still the light fixture of conventional light source, as metal halid lamp.Use the light fixture of this kind of light source, have circuit simple, safe and reliable advantage, but the halogen light source life-span is short, generally at 1000 hours, so use the light fixture of Halogen lamp LED to need often to change light source, maintenance cost is high.In addition, its outstanding ground level of civil aviaton's standard-required recessed light fixture can not more than 20mm, to avoid because vehicle, personnel are through light fixture thus the accident that can cause.
LED light source has better resistance to shock than halogen tungsten lamp light source, and the life-span is longer, and energy consumption is lower.And LED light source itself can send various monochromatic light, without the need to using optical filtering or coated glass to filter, just can send the various monochromatic light meeting navaid needs, thus improving the light efficiency of airport taxiway sidelight greatly, reduce airport taxiway sidelight energy consumption, play the effect of economize energy.
At present, existing part producer design research and development application is both at home and abroad in the LED lamp of airport boundary light.Fig. 1 is the schematic diagram of prior art LED airport boundary light.Please refer to Fig. 1, this LED border light comprises: lamp body shell, LED lamp panel, lens, glass outer, glass outer pressing plate, driver module, waterproof aviation plug.The main body of the structure of this LED border light is lamp body shell, its inside comprises driver module, LED lamp panel is equipped with on driver module top, lens are equipped with on lamp plate top, part is protected by glass outer on the whole, and by the gap between glass outer pressing plate pressed glass and lamp body, carry out waterproof with waterproof washer blind simultaneously.
Realizing in process of the present invention, applicant finds that prior art LED airport boundary light exists following technological deficiency: because interior lens structure is comparatively large, causes it highly higher, easily cause accident; In addition, the ledge of this LED airport boundary light is right angle, easily becomes the obstacle of action.
Summary of the invention
(1) technical problem that will solve
In view of above-mentioned technical problem, the invention provides a kind of embedded LED airport boundary light with lower height.
(2) technical scheme
According to an aspect of the present invention, a kind of embedded LED airport boundary light is provided.This embedded LED airport boundary light comprises: lamp body, comprising: cylindrical body, and is positioned at cylindrical body top and the ring-type alar part radially extended; Outer cover, comprising: waterproof installation portion, in circular; And transmittance section, in shaped hollow round table, be positioned at waterproof mounting portion central authorities and upwards extend; LED lamp panel, comprising: substrate, and is fixed on several LED lamp bead on substrate; Lens module, is positioned at the top of LED lamp panel, comprises: lens holder plate, and several lens corresponding with LED lamp bead position in LED lamp panel, and LED lamp bead embeds in respective lens, and the outer surface of these lens adopts two Random Curved Surface Designing; And heat sink, wherein, lens module, LED lamp panel are fixed on this heat sink from top to bottom successively, and this heat sink is upwards fixed on the bottom of outer cover, wherein lens module, LED lamp panel are positioned at the inner space of outer cover shaped hollow round table transmittance section, and outer cover is fixed on lamp body downwards.
(3) beneficial effect
As can be seen from technique scheme, embedded LED airport boundary light of the present invention has following beneficial effect:
(1) height that the design of lens module optical texture can make lamp give prominence to ground reduces greatly;
(2) part that PC outer cover bassets is truncated cone-shaped, has the gradient, at vehicle through out-of-date, can not cause direct impact to this embedded LED airport boundary light, and also can be easier to pass through;
(3) PC replaces the cover structure of glass or metalwork+glass, and good toughness, shock resistance are strong, and in addition, PC outer cover is overall, and as protection, waterproof construction only needs an O type water proof ring, and assembling is simple, and cost is easily low, and reliability is high;
(4) by the change of LED lamp panel light source colour being realized the optical demands of different boundary lamp, namely a kind of optical texture meets the designing requirement of multiple border light.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of prior art LED airport boundary light;
Fig. 2 is the explosive view according to embodiment of the present invention embedded LED airport boundary light;
Fig. 3 A and Fig. 3 B is respectively the schematic diagram of PC outer cover front and back in the airport boundary light of embedded LED shown in Fig. 2;
Fig. 4 is the stereogram of LED lamp panel in the airport boundary light of embedded LED shown in Fig. 2;
Fig. 5 A and Fig. 5 B is respectively the schematic diagram of the front and back of lens module in the airport boundary light of embedded LED shown in Fig. 2;
Fig. 6 is the structural representation of lens in lens module in the airport boundary light of embedded LED shown in Fig. 2;
Fig. 7 is the bat aerofoil profile luminous intensity distribution that the combination of the present embodiment LED lamp bead of obtaining of analog simulation and lens produces;
Fig. 8 is the installation diagram of PC outer cover, lens module, LED lamp panel and heat sink in the airport boundary light of embedded LED shown in Fig. 2.
[main element]
10-lamp body;
20-driver module;
30-waterproof aviation plug;
40-PC outer cover;
41-waterproof installation portion; 42-transmittance section;
50-O type water proof ring;
60-LED lamp plate;
61-aluminium base; 62-LED lamp pearl;
63-through hole; 64-locating hole;
65-cable hole;
70-lens module;
71-lens holder plate; 72-lens;
73-countersunk head through hole; 74-locating dowel;
80-heat sink.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly understand, below in conjunction with specific embodiment, and with reference to accompanying drawing, the present invention is described in more detail.It should be noted that, in accompanying drawing or description describe, similar or identical part all uses identical figure number.The implementation not illustrating in accompanying drawing or describe is form known to a person of ordinary skill in the art in art.In addition, although herein can providing package containing the demonstration of the parameter of particular value, should be appreciated that, parameter without the need to definitely equaling corresponding value, but can be similar to corresponding value in acceptable error margin or design constraint.The direction term mentioned in embodiment, such as " on ", D score, "front", "rear", "left", "right" etc., be only the direction with reference to accompanying drawing.Therefore, the direction term of use is used to illustrate and is not used for limiting the scope of the invention.
The present invention is to the two free-form surface lens of LED design of single lambert's body luminescence, by the optimal design to free form surface, lambert's body luminous intensity distribution of LED can be become the luminous intensity distribution of bat-wing, and realize the lens of only 5mm above ground level, reduce the size of lens arrangement, thus reduce the height of LED airport boundary light on the whole, improve the security on airport.
In one exemplary embodiment of the present invention, provide a kind of embedded LED airport boundary light.Fig. 2 is the explosive view according to embodiment of the present invention embedded LED airport boundary light.Please refer to Fig. 2, this embedded LED airport boundary light comprises: lamp body 10, comprising: cylindrical body, and is positioned at cylindrical body top and the ring-type alar part radially extended, driver module 20 is fixed in lamp body 10, and it is connected to power supply by the waterproof aviation plug 30 of below; PC outer cover 40, comprising: waterproof installation portion, in circular; And light out part, in shaped hollow round table, be positioned at waterproof mounting portion central authorities and upwards extend, wherein, this waterproof installation portion is compressed by O type water proof ring 50 and is fixed on the upper surface of lamp body 10 ring-type alar part; LED lamp panel 60, is electrically connected to described driver module 20 by wire, comprises: aluminium base, and is fixed on several LED lamp bead circumferential on substrate; Lens module 70, be positioned at the top of LED lamp panel 60, comprise: lens holder plate, and several lens corresponding with LED lamp bead position in described LED lamp panel 60, described LED lamp bead embeds in respective lens, and the outer surface of these lens adopts two Random Curved Surface Designing; Heat sink 80, wherein, lens module 70, LED lamp panel 60 and heat-conducting pad 90 are fixed on this heat sink 80 from top to bottom successively, this heat sink is upwards fixed on the bottom of PC outer cover 40, wherein lens module 70, LED lamp panel 60 and heat-conducting pad are positioned at the inner space of PC outer cover 40 shaped hollow round table transmittance section, and heat sink is positioned at the bottom of PC outer cover 40.
The present embodiment embedded LED airport boundary light is when reality uses, the upper surface of PC outer cover waterproof installation portion is concordant with horizontal plane, the transmittance section of light shield and be positioned at the lens module of its inside, on LED lamp panel bassets, the parts below lens module are placed in below ground.The alternating current of power supply is converted to direct current and each LED lamp bead on driving LED lamp plate by driver module, each lens on lens module 200 of the light that LED lamp bead sends and after lambert's body luminous intensity distribution of LED lamp bead itself is converted to batswing tab luminous intensity distribution, eventually pass the transmittance section injection of PC lampshade.
Below respectively each part of the present embodiment embedded LED airport boundary light is described in detail.
Lamp body 10
Lamp body 10 is main elements of the present embodiment embedded LED airport boundary light, comprising: cylindrical body, and is positioned at cylindrical body top and the ring-type alar part radially extended, and driver module 20 is fixed in the inner chamber of cylindrical body.
Driver module 20 is fixed by screw the inner chamber at lamp body 10 cylindrical body, and its function is direct current external communication electricity being converted into driving LED light source, and provides control signal to carry out the function such as light modulation, fault detect to reach to light fixture.This driver module 20 top connects the LED lamp bead in LED lamp panel 60 by wire, and the installation position of electric interfaces is left to install waterproof aviation plug 30 in bottom.
Waterproof aviation plug 30 is electric interfaces of embedded LED airport boundary light, it is fastened on the bottom of lamp body 10, the outside input and output of the present embodiment embedded LED airport boundary light are all completed by it, it is waterproof with the connecting portion of lamp body 10, the air-tight manner of what it adopted is also water proof ring, installs simple.
PC outer cover 40
Aviation-grade PC material (Polycarbonate selected by PC outer cover 40, Merlon), this PC material has the character such as light transmittance is high, toughness is high, intensity is high, UV resistance, therefore this PC outer cover is except having good light transmission, PC outer cover is made to have good shock resistance by single injection-molded preparation.
Fig. 3 A and Fig. 3 B is respectively the schematic diagram of PC outer cover front and back in the airport boundary light of embedded LED shown in Fig. 2.Please refer to Fig. 3 A and Fig. 3 B, this PC outer cover 40 comprises: waterproof installation portion 41, in circular; And transmittance section 42, in shaped hollow round table, be positioned at waterproof mounting portion central authorities and upwards extend.
Please refer to Fig. 3 A, the outer surface of transmittance section 42 is made up of a projection plane and circumferential slopes, this projection plane surface flatness is high and smooth without depression, circumferential slopes is connected without acute angle with outstanding plane, transitions smooth, height above ground level is low, thus this structure has surface not ponding laying dust, self-cleaning property is good, can not cause obstacle and compressive property is good to surface car personage.The outer surface of waterproof mounting portion 41 is made up of the hole of the mounting screw of a burnishing surface and circumferential arrangement, this burnishing surface smooth surface is without sunk structure, flatness is high, mounting hole site uniform circular is arranged in around waterproof mounting portion 41, thus can ensure that PC outer cover leans on screw fastening uniformly on lamp body, ensure the sealing property of waterproof.
Please refer to Fig. 3 B, the inner surface of transmittance section 42 comprises projection plane and a circumferential slopes equally.This circumferential slopes having the cross section extended from top to bottom is semi-cylindrical or the semi-cylindrical longitudinal stripe of class.Projection plane has circular whorl line structure, and this longitudinal stripe and ring-type lines can diffuse through the emergent ray of lens, thus the external world can be made can not to look at lens straight through PC outer cover, and the lighting area of expansion, decreases dazzle.
Please refer to Fig. 3 B, the inner surface of the waterproof mounting portion of PC outer cover 40 is a peripheral annular plane, this peripheral annular surface smoothness is high, can closely cooperate mutually with lamp body, waterproof O type water proof ring, by the screw fastening of circumferential arrangement, thus play the effect of water-proof sealing, other partial design are regularly arranged groove structure, this part is without actual functional capability, be designed to the production material that groove part can reduce PC outer cover, increase attractive in appearance, thus the time of injection molding PC outer cover can be improved, reduce costs, improve production efficiency.
If lamp body 10 and PC outer cover 40 only use screw lock, both middle faying faces have and produce gap, often cause entering of steam and parts damages.In the present embodiment, O type water proof ring is placed at the upper surface of lamp body 10 ring-type alar part and the recessed grain of lower surface correspondence position design of PC outer cover 40 waterproof mounting portion, make O type water proof ring deformable filler gap wherein by the thrust of lamp body 10 and PC outer cover 40, play airtight effect.This its material of O type water proof ring is silicon rubber, and silicon rubber has long service life, not easily aging, not easily permanent deformation occurs.
LED lamp panel 60
Fig. 4 is the stereogram of LED lamp panel in the airport boundary light of embedded LED shown in Fig. 2.Please refer to Fig. 4, in LED lamp panel 60, large-power LED light bead 62 is welded on aluminium base 61 according to corresponding arrangement.
Aluminium base has good heat conductivility, the heat produced can be passed to away rapidly during LED lamp bead luminescence.Cable hole 65 in the middle of aluminium base 61 is used for away electric wire, and wire connects solder joint and the driver module of aluminium base upper surface by cable hole.The both positive and negative polarity solder joint of aluminium base is at upper surface.Because LED lamp bead 62 is DC driven, LED lamp bead 62 is arranged on aluminium base 61 according to certain circuit design and forms LED lamp panel, therefore LED lamp panel has input, and this end has both positive and negative polarity.On aluminium base 61, other hole will hereafter be introduced.
In the present embodiment, aluminium base 61 arranges the great power LED of 8 single 1 to 3w.Can according to the requirement of variety classes border light, the different number of design arrangement, the LED of different colours, to reach the work requirements of required kind border light.The volume of LED lamp bead is little, and the life-span is long, and reliability is high, and relative halogen tungsten lamp is non-friable, and shock resistance is strong, and cost is lower, is easy to repair and change.
In the present embodiment, aluminium base staggers mutually the LED lamp bead of each 4 of welding two kinds of different colours, realize the functional requirement of two kinds of border lights, the handoff functionality that light on and off realize different boundary lamp is controlled by driver module 20, thus the program that different boundary lamp only need change driver module 20 can realize, greatly save manufacturing cost, reduce stock.
Lens module 70
Fig. 5 A and Fig. 5 B is respectively the schematic diagram of the front and back of lens module in the airport boundary light of embedded LED shown in Fig. 2.Please refer to Fig. 5 A and Fig. 5 B, this lens module 70 comprises: lens holder plate 71, and is fixed on several lens 72 corresponding with lamp pearl 61 position in described LED lamp panel 60 in lens holder plate.Wherein, these several lens and lens holder plate are also by PC material single injection-molded.
8 set of lenses of symmetric arrays synthesize a lens arra, and this lens arra is fixed in lens holder plate and forms monoblock type lens module, and monoblock type lens module is convenient to assembling, reduce production hour, reduce costs.
Fig. 6 is the structural representation of lens in lens module in the airport boundary light of embedded LED shown in Fig. 2.Please refer to Fig. 6, these lens are a rotational symmetric projective structure.
Centre position bottom this projective structure is upwards recessed to form holding part, and this holding part is divided into two parts: its underpart is cylindrical, with the bottom of accommodating LED lamp bead; Its top is hole shape, with the top of accommodating LED lamp bead.One convex surface 72a is formed at the holding part top of this hole shape.This convex surface 72a is the round and smooth curved surface of a semicircular, and relative to Rotational Symmetry axial symmetry, its single side boundary line extends to the second end points of holding part bottom from the first end points the rotation axes of symmetry of these lens.Wherein, the normal vector direction in the single side boundary line of convex surface fades to 10 ° of the second end points place from 90 ° of the first end points, and rate of change is in first increasing the trend subtracted afterwards.
The top of this projective structure is recessed to form a round and smooth concave curved surface 72b downwards.The single side boundary line of this concave curved surface is extended to the second end points in lens holder plate by the first end points on the rotation axes of symmetry of these lens.The normal vector direction in the single side boundary line of concave curved surface is changed to 120 ° from 90 ° of the first end points, then is changed to 5 ° of the second end points place, and wherein, the rate of change being changed to 120 ° by 90 ° is greater than the rate of change being changed to 5 ° by 120 °.
In actual use, the lower surface of lens holder plate 71 contacts with the upper surface of the aluminium base of LED lamp panel, and the luminous flat of LED luminescence chip is concordant with the upper surface of cylindric holding part bottom, and LED is placed in the center of holding part.
Show via analog simulation and trial-manufacture of sample, LED lamp bead is as a youth uncle body illuminator, first its light sent broken up by the convex surface on the holding part top of hole shape and refracted to the concave curved surface on projective structure top, is converted to wide-angle bat aerofoil profile luminous intensity distribution, as shown in Figure 7 at this concave curved surface.Wherein, many lines are repeatedly the result of analog simulation.
Please refer to Fig. 5 B, in the middle position at lens holder plate 71 back side, at least two locating dowels 74 are set.This locating dowel upwardly.Please refer to Fig. 4, in the position of the corresponding locating dowel 74 of LED lamp panel 60, offer corresponding locating hole 64.The combination of locating dowel 74 and locating hole 64, makes the location of lens holder plate 71 and aluminium base 61 convenient and accurate.
In the present embodiment, by the design of single lens free form surface 72a and 72b, realize the luminous intensity distribution design of wide-angle bat aerofoil profile, meet the optical requirement of border light, and the advantage that this pair of free form surface structure has volume little, highly low, therefore reduce the height that lens module gives prominence to ground, thus reduce the height that ground given prominence to by whole lamp, the height giving prominence to ground according to the present embodiment making sample is only 12mm.
Heat sink 80
Heat-conducting pad 90 selects heat conductive silica gel pad, the advantage such as it has, and thermal conductivity factor is high, thermal resistance is low, flexible, easy cutting.The position of heat-conducting pad 90 is between LED lamp panel 60 and heat sink 80, LED lamp panel and radiator pass through together with screw fastening, heat-conducting pad is filled with the air gap between the two, reduces the thermal resistance between LED lamp panel and radiator, allows heat import in heat sink rapidly.
Fig. 8 is the profile of optical texture and radiator portion in the airport boundary light of embedded LED shown in Fig. 2, and this optical texture is top-down is PC outer cover 40 respectively, lens module 70, LED lamp panel 60, thermal conductive silicon rubber cushion 90, heat sink 80.The connection main component of this structure is heat sink 80.
Please refer to Fig. 5 A and Fig. 5 B, at the edge of lens holder plate 71, form 4 countersunk head through holes 73.Meanwhile, please refer to Fig. 4, at the correspondence position of the aluminium base 61 of LED lamp panel 60, corresponding 4 through holes 63 are set.
Please refer to Fig. 8, when the present embodiment embedded LED airport boundary light assembles, lens position post is aimed at LED lamp panel locating hole, lens module 70, LED lamp panel 60, thermal conductive silicon rubber cushion 90 is run through from top to bottom by screw, heat sink 80, position is positioned at the inner circle upper surface of heat sink, and these four parts are connected into entirety; PC outer cover 40 is placed on heat sink from top, with screw from top to bottom by heat sink and PC outer cover fastening, position is positioned at the outer toroid bottom surface of heat sink.This heat sink is 500 aluminum alloy materials, has good heat conductivility.
In addition, also it should be noted that, two place's waterproof measures are only had in the present embodiment, i.e. waterproof aviation plug and the waterproof O type circle between lamp body 10 and PC outer cover 40, other positions do not need to do waterproof again, relative to prior art, border light are carried out to the measure of overall encapsulating, and the present embodiment embedded LED airport boundary light is easier to safeguard, reliability is higher, and cost also reduces greatly.
So far, by reference to the accompanying drawings the present embodiment has been described in detail.Describe according to above, those skilled in the art should have embedded LED airport boundary light of the present invention and have clearly been familiar with.
In addition, the above-mentioned definition to each element and method is not limited in various concrete structures, shape or the mode mentioned in embodiment, and those of ordinary skill in the art can change simply it or replace, such as:
(1) LED lamp bead is selected small-power to design, all right high-power LED lamp pearl;
(2) in lens module, each lens circumferentially arrange, also can square or polygonal arrangement;
(3) except PC material, outer cover can also be prepared by the material that other intensity are high, non-friable, and in addition to aluminum, the substrate of LED lamp panel can also be prepared with other metal materials;
(4) those skilled in the art can relate to the height that border light bassets as required, and generally, the height that whole embedded LED airport boundary light should basset is between 10mm ~ 15mm.
In sum, the invention provides the embedded LED airport boundary light that a kind of height reduces greatly, its height is well below safety assurance standard, and structure is simple, easy for installation, cost is low, this project organization is applicable to the designing requirement of the luminous border light of multiclass omnidirectional, thus decreases the cost that design is researched and developed, production is got the raw materials ready.
Above-described specific embodiment; object of the present invention, technical scheme and beneficial effect are further described; be understood that; the foregoing is only specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (12)
1. an embedded LED airport boundary light, is characterized in that, comprising:
Lamp body, comprising: cylindrical body, and is positioned at cylindrical body top and the ring-type alar part radially extended;
Outer cover, is prepared by PC material single injection-molded, comprising: waterproof installation portion, in circular; And transmittance section, in shaped hollow round table, be positioned at waterproof mounting portion central authorities and upwards extend, the correspondence position of the waterproof installation portion of described outer cover and the ring-type alar part of described lamp body all arranges annular recess;
O type water proof ring, is positioned in described annular recess, relies on the thrust of lamp body and PC outer cover that O type water proof ring is out of shape to fill space between the two;
LED lamp panel, comprising: substrate, and is fixed on several LED lamp bead on substrate;
Lens module, is positioned at the top of described LED lamp panel, comprises: lens holder plate, and several lens corresponding with LED lamp bead position in described LED lamp panel, and described LED lamp bead embeds in respective lens, and the outer surface of these lens adopts two Random Curved Surface Designing; And
Heat sink, wherein, described lens module, LED lamp panel are fixed on this heat sink from top to bottom successively, and this heat sink is upwards fixed on the bottom of described outer cover, wherein lens module, LED lamp panel are positioned at the inner space of outer cover shaped hollow round table transmittance section, and described outer cover is fixed on described lamp body downwards;
Wherein, the lens in described lens module are rotational symmetric projective structure; The top of this projective structure is recessed to form a concave curved surface downwards, and the single side boundary line of this concave curved surface is extended to the second end points in lens holder plate by the first end points on the rotation axes of symmetry of these lens; Centre position bottom this projective structure is upwards recessed to form holding part, this holding part holds corresponding LED lamp bead, one convex surface is formed at this holding part top, and the single side boundary line of this convex surface extends to the second end points of holding part bottom from the first end points the rotation axes of symmetry of these lens;
The normal vector direction in the single side boundary line of described concave curved surface is changed to 120 ° from 90 ° of the first end points, then is changed to 5 ° of the second end points place, and wherein, the rate of change being changed to 120 ° by 90 ° is greater than the rate of change being changed to 5 ° by 120 °; The normal vector direction in the single side boundary line of described convex surface fades to 10 ° of the second end points place from 90 ° of the first end points, and rate of change is in first increasing the trend subtracted afterwards; Described LED lamp bead is as a youth uncle body illuminator, and first its light sent broken up by the convex surface on holding part top and refracted to the concave curved surface on projective structure top, is converted to bat aerofoil profile luminous intensity distribution at this concave curved surface.
2. embedded LED airport boundary light according to claim 1, is characterized in that, lens holder plate described in lens module and several lens be located thereon are prepared through one-shot forming by PC material.
3. embedded LED airport boundary light according to claim 1, it is characterized in that, the outer surface of the transmittance section of described outer cover is made up of a projection plane and circumferential slopes, and described projection plane surface flatness is high and smooth without depression, and described circumferential slopes is connected without acute angle with outstanding plane.
4. embedded LED airport boundary light according to claim 1, is characterized in that, the inner surface of the transmittance section of described outer cover is made up of a projection plane and circumferential slopes, wherein:
Described projection plane has circular whorl line structure;
Described circumferential slopes having the cross section extended from top to bottom is semi-cylindrical or the semi-cylindrical longitudinal stripe of class.
5. embedded LED airport boundary light according to claim 1, is characterized in that, the substrate of described LED lamp panel staggers mutually and welds the LED lamp bead of the two kinds of different colours controlled respectively.
6. embedded LED airport boundary light according to claim 5, is characterized in that, the LED lamp bead of described two kinds of different colours is circumferentially arranged in the periphery at described LED lamp panel center.
7. embedded LED airport boundary light according to any one of claim 1 to 6, is characterized in that:
The middle position at the described lens holder plate back side arranges at least two locating dowels projected upwards;
In described LED lamp panel, the correspondence position of these at least two locating dowels offers corresponding locating hole, and at least two locating dowels are inserted in corresponding locating hole, to realize the aligning of several LED lamp bead on several lens and LED lamp panel on lens module.
8. embedded LED airport boundary light according to any one of claim 1 to 6, is characterized in that, also comprise:
Driver module, is fixed on the inner chamber of described lamp body cylindrical body, and its side is electrically connected to power supply by the waterproof aviation plug of below, and its opposite side is electrically connected each lamp pearl in described LED lamp panel by wire and solder joint.
9. embedded LED airport boundary light according to any one of claim 1 to 6, is characterized in that, also comprise:
Heat-conducting pad is heat conductive silica gel material, between described LED lamp panel and described heat sink, to adjust the air gap between the two.
10. embedded LED airport boundary light according to any one of claim 1 to 6, is characterized in that, the substrate of described LED lamp panel is aluminium material, and described heat sink is aluminum alloy material.
11. embedded LED airport boundary lights according to any one of claim 1 to 6, it is characterized in that, the upper surface of the waterproof installation portion of described outer cover is concordant with ground, the transmittance section of described outer cover and be positioned at the lens module of its inside, on LED lamp panel bassets.
12. embedded LED airport boundary lights according to claim 11, is characterized in that, whole embedded LED airport boundary light bassets 10mm ~ 15mm.
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