CN202972593U - LED (light emitting diode) signal light - Google Patents
LED (light emitting diode) signal light Download PDFInfo
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- CN202972593U CN202972593U CN2012203702159U CN201220370215U CN202972593U CN 202972593 U CN202972593 U CN 202972593U CN 2012203702159 U CN2012203702159 U CN 2012203702159U CN 201220370215 U CN201220370215 U CN 201220370215U CN 202972593 U CN202972593 U CN 202972593U
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Abstract
An LED signal light comprises at least one white light LED luminophor and at least one light processor, wherein the at least one light processor is arranged at the light ray path of the at least one white light LED luminophor, and used for filtering at least a part of light rays emitted by the white light LED luminophor into a color monochromatic light or generating a light-focusing effect. Therefore, the signal light is formed by the white light LED luminophor, the light efficiency is improved, the structure is simple, and the cost is saved.
Description
Technical field
The utility model relates to a kind of signal lamp, particularly a kind of signal lamp take LED as light source.
Background technology
Signal lamp such as warning lamp, the effect that navigation light etc. usually give caution and remind with colourama.For example public security fire-fighting usually uses red indigo plant to replace the warning lamp of light, and engineering construction is speedily carried out rescue work etc. and to be used yellow warning lamp, and ambulance is generally used blue alarming lamp.In order to strengthen warning function, warning lamp also provides flash of light, and it can the continuous rotation of half of anti-dazzling screen presents the flash of light apperance or being provided with flasher circuit in chip realizes by driving with small machine.
In recent years, LED is as the new type light source after incandescent lamp, fluorescent lamp and gas-discharge lamp, the unexistent many advantages of other lighting sources are arranged self, such as low-voltage, long-life, volume are little, lightweight, response is fast, radiationless, pollution-free and anti-various mal-conditions etc.Therefore the signal lamp take LED as light source is a new trend.
Signal lamp generally adopts colourama to show the effect of distinguishing and play vigilance.For example traditional LED signal lamp can utilize the red light chips that is encapsulated in Transparent lamp shade, and blue chip, gold-tinted chip produce corresponding ruddiness, blue light, gold-tinted.But because existing research direction mainly concentrates on white light LEDs, and rare in these red light chips of independent research, blue chip, gold-tinted chip.That is to say, the effective luminous flux of white light LEDs can reach a higher numerical value and now in constantly improving, but the effective luminous flux of these color LED chips still maintains lower numerical value, is relatively low thereby provide the efficient of colourama by installation color LED chip.
In addition, existing research also mainly concentrates on the luminous flux that improves the LED chip light source, and the improvement of rare unitary physical structure to the LED light fixture is to reduce light loss, that is to say, existing research seldom reduces the illumination blind area by the structure of optimizing the LED light fixture, and reach the optically focused effect, thereby improve the luminous efficiency of LED lamp.
Summary of the invention
Main purpose of the present utility model is, a kind of LED signal lamp is provided, it is take the white light LEDs illuminator as light source, be provided with optical processor on the opticpath of described white light LEDs illuminator light source, described optical processor is filtered into non-white light with at least part of light of described white light LEDs illuminator, thereby utilizes the white light LEDs illuminator to form non-white light signal lamp.
Another purpose of the present utility model is, a kind of LED signal lamp is provided, and it comprises the described optical processor of described white light LEDs illuminator that multiple row head and the tail are arranged in turn and corresponding multiple row, thereby makes described multiple row white light LEDs illuminator provide uniform ring to penetrate light.
Another purpose of the present utility model is, a kind of LED signal lamp is provided, described optical processor is positioned at described white light LEDs illuminator front and has for the white light LEDs illuminator near the position of optically focused effect, thereby can produce the effect of optically focused, described optical processor or filter, be filtered into the effect of colour signal light to play the white light that described white light LEDs illuminator is sent simultaneously.That is to say, the optical processor of LED signal lamp of the present utility model can play two effects, optically focused and color filterings.
Another purpose of the present utility model is, a kind of LED signal lamp is provided, for each described white light LEDs illuminator, it provides an optical processor and a reflective surface, converge with the light that the LED illuminator is sent, thereby with respect to using the color LED illuminator, intensity of illumination is enhanced.
Another purpose of the present utility model is, a kind of LED signal lamp is provided, in prior art, signal lamp uses the color LED chip to make light source, in order to make luminous flux up to standard, reduce decay and adopt transparent housing, LED signal lamp of the present utility model can directly use the outer cover of required color, can use colored outer cover, thereby form the relatively high colourama of purity after the light that described white light LEDs illuminator sends penetrates the colourama distributor, and colourama outer cover itself just can play the effect of decorating or warning.
Another purpose of the present utility model is, a kind of LED signal lamp is provided, use colourama LED illuminator to be light source in prior art, yellow light LED for example, just decay about 50% within 30 minutes, LED signal lamp of the present utility model is take the white light LEDs illuminator as light source, and white light LEDs does not have decay substantially, thereby makes LED signal lamp of the present utility model can obtain relatively high light intensity.
Another purpose of the present utility model is, a kind of LED signal lamp is provided, and it replaces colourama LED illuminator such as red-light LED illuminator with described white light LEDs illuminator, the blue-ray LED illuminator, and yellow light LED illuminator etc., simple in structure, make easily, with low cost.
For reaching above purpose, the utility model provides a kind of LED signal lamp, comprising:
At least one LED illuminator, and
At least one optical processor, described at least one optical processor is separately positioned on the opticpath of described at least one LED illuminator, radially converges rear projection with at least part of light with described LED illuminator emission and goes out.
In a preferred embodiment, described LED signal lamp also comprises at least one reflective surface, described at least one LED illuminator is separately positioned in the container cavity of described reflective surface formation, described reflective surface is used for the light that the described LED illuminator in reflecting part sends, the light that described part is reflected with filtered by described optical processor after light throw along identical direction.
In a preferred embodiment, described LED illuminator is the white light LEDs illuminator, described optical processor further has filter action, and at least part of white light that sends with the described white light LEDs illuminator that will pass described optical processor is filtered into the monochromatic light of predetermined color.
In a preferred embodiment, described optical processor is Fresnel Lenses or the convex lens with optical filtering performance, and described Fresnel Lenses or described convex lens are arranged on the position with optically focused effect, thereby described optical processor plays the effect of optical filtering and optically focused.
In a preferred embodiment, described optical processor is Fresnel Lenses or the convex lens with optically focused effect, and described LED illuminator is selected from a kind of in white light LEDs illuminator, yellow light LED illuminator, red-light LED illuminator, blue-ray LED illuminator, green light LED illuminator and purple LED illuminator.
In a preferred embodiment, a plurality of described white light LEDs illuminators are arranged in multiple row white light LEDs illuminator, and the straight line at described multiple row white light LEDs illuminator place intersects to be arranged in polygon, thereby provide ring to penetrate light.
In a preferred embodiment, every row white light LEDs illuminator comprises one or more described white light LEDs illuminators, and the straight line at described multiple row white light LEDs illuminator place intersects to form regular polygon.
Described predetermined color is red, blue, yellow, green or purple.
In a preferred embodiment, described reflective surface is the parabola of a reflex reflector, or the inner surface of heat abstractor.
In a preferred embodiment, described LED signal lamp also comprises a housing, and described housing comprises a light distributor, and described light distributor is an outer lens, passes with the light that only allows described predetermined color.
Description of drawings
Fig. 1 is the decomposing schematic representation according to the LED signal lamp of a preferred embodiment of the present utility model.
Fig. 2 is the schematic perspective view according to the LED signal lamp of above preferred embodiment of the present utility model.
Fig. 3 is the cutaway view according to the LED signal lamp of above preferred embodiment of the present utility model.
Fig. 4 is the internal structure schematic diagram according to the LED signal lamp of above preferred embodiment of the present utility model.
Fig. 5 is the cutaway view according to the LED signal lamp of above preferred embodiment of the present utility model, shows that the light that sends from the white light LEDs illuminator is converged and be filtered into the color that needs after optical processor.
Fig. 6 is the local amplification view according to the LED signal lamp of another preferred embodiment of the utility model.
The specific embodiment
As Fig. 1 to the LED signal lamp that Figure 5 shows that according to a preferred embodiment of the present utility model.In the present embodiment, described LED signal lamp can be warning lamp, and it comprises a plurality of light sources, and is arranged on a plurality of optical processors 20 of the correspondence on described a plurality of source path.
According to the utility model, described a plurality of light sources are a plurality of white light LEDs illuminators 10.Described a plurality of white light LEDs illuminator 10 can be buied from the market, can be for example commercially available multi-chip type white light LEDs illuminator.Described a plurality of optical processor 20 lays respectively on the opticpath of described a plurality of white light LEDs illuminators 10, for example, described a plurality of optical processor 20 lays respectively at a side of described a plurality of white light LEDs illuminators 10, at least part of white light that each described white light LEDs illuminator 10 is sent is filtered into non-white light, thereby obtain the signal lamp of non-white light, in the present embodiment, that is to say and obtain non-white light warning lamp.Particularly, described a plurality of optical processor 20 at least part of white light that can respectively described a plurality of white light LEDs illuminators 10 be sent is filtered into ruddiness, blue light, green glow, gold-tinted, the monochromatic light such as purple light, thereby obtain respectively ruddiness, blue light, green glow, gold-tinted, the signal lamp of purple light, in the present embodiment, at least part of white light that described a plurality of optical processors 20 can send described a plurality of white light LEDs illuminators 10 respectively is filtered into ruddiness or gold-tinted, thereby ruddiness or gold-tinted warning lamp can be provided.
Cue light of the present utility model obtains colour signal light by the light that filters described a plurality of white light LEDs illuminator 10 and send, and the light source of white light LEDs is easy to obtain on the existing market, and make light source with respect to direct with the color LED illuminator, LED signal lamp of the present utility model more easily obtains higher light intensity.For example higher luminous flux for example the white LED light source of every watt of 150 lumens (lm) be to be easy to buy on market, after being filtered into colourama through described optical processor 20, the light intensity of resulting colourama is still higher than adopting separately the light intensity of the resulting colourama of colourama LED chip.The yellow warning lamp in the present embodiment for example, after being filtered into sodium yellow through described optical processor 20, also remaining about 60%, still have the gold-tinted of every watt of about 90 lumens (lm), still the luminous flux than the gold-tinted that obtains as light source with the yellow light LED illuminator of selling on market is high for it.
" filtration " in the utility model refers to, and after the light that described a plurality of white light LEDs illuminators 10 send passes through respectively corresponding described a plurality of optical processors 20, has to the monochromatic light of the predetermined color of non-white light, described predetermined color can be above-mentioned redness, blueness, green, yellow etc.
Because can having reached, the white light LEDs illuminator 10 on market has higher luminous flux, and on market to the research of white light LEDs illuminator 10 also in constantly carrying out, thus, luminous flux as the white light LEDs illuminator 10 of light source can continue to improve, and also less to 10 researchs of color LED illuminator, its luminous flux also is in lower numerical value.Thereby, as light source, obtaining the signal lamp of colourama with the white light LEDs illuminator, the white light LEDs illuminator of highlight channel amount can directly be bought from the market and obtain, thus its manufacturing process is relatively simple.
It is worth mentioning that, LED signal lamp of the present utility model comprises at least two described white light LEDs illuminators 10 of row, for example as an example, the LED signal lamp comprises three row, four row, six row, eight row, or 12 row etc. described white light LEDs illuminator 10, each row comprises one or more white light LEDs illuminators 10.The straight line at described multiple row white light LEDs illuminator 10 places intersects to form equilateral triangle, square, regular hexagon, octagon or dodecagon thereby described multiple row white light LEDs illuminator 10 is sequentially arranged.Certainly, described multiple row white light LEDs illuminator 10 can not be arranged in regular polygon, each row also can arrange the described white light LEDs illuminator 10 from the different numbers of other row as required, and the utility model is unrestricted in this regard, can arrange according to specific needs during practical application.
What can expect is, the row of the described white light LEDs illuminator 10 that provides are more, number is more, the light that these white light LEDs illuminators 10 produce more is ring and penetrates shape, the bright areas of the light that throws away and can being superimposed to greatest extent than dark areas, thus the uniform illumination of 360 ° of angles can be provided.Signal lamp of the present utility model can be that ring is penetrated the LED signal lamp, here " ring is penetrated " refers to the light that these white light LEDs illuminators 10 are aligned to be provided along the circumference projection, certainly preferably, the projection light in 360 ° of angular ranges that provide along the circumferential direction is provided these white light LEDs illuminators 10.Selectively, the needs concrete according to some, the wherein a certain row in the described white light LEDs illuminator 10 of these multiple rows or the described white light LEDs illuminator 10 of some row are removed, thereby can not provide illumination as required on some directions or several direction.That is to say, LED signal lamp of the present utility model also can provide for example illumination of 180 ° or 270 ° angular ranges as required.
It is worth mentioning that, the described optical processor 20 of the correspondence of the described white light LEDs illuminator 10 of these row can be filtered into the light of described white light LEDs illuminator 10 different colors.For example be provided with ruddiness optical processor 20 in three described white light LEDs illuminator 10 correspondences of row in the six described white light LEDs illuminators 10 of row, and described white light LEDs illuminator 10 correspondences of its excess-three row are provided with blue light optical processor 20, described LED signal lamp further includes a controller 11, it can be by the folding of control circuit, and the six described white light LEDs illuminators 10 of row are optionally opened, thereby provide respectively ruddiness or blue light, the Red and blue light that perhaps can replace.At this moment, the outer cover of LED signal lamp can be transparent.
In the present embodiment, example as a warning lamp, this warning lamp comprises the six described white light LEDs illuminators 10 of row, the described white light LEDs illuminator 10 of every row comprises three described white light LEDs illuminators 10, be provided with a described optical processor 20 on the opticpath of each described white light LEDs illuminator 10, be filtered into sodium yellow with at least part of white light in the white light that these white light LEDs illuminators 10 are sent, thereby a yellow warning lamp is provided.
What can expect is, in the example of above-mentioned yellow warning lamp, described controller 11 can be controlled the luminous of these white light LEDs illuminators 10 or stop luminous, in other words, with predetermined time the interval make these white light LEDs illuminators 10 luminous, thereby the pattern that presents yellow flash so that stronger visual impact effect to be provided, thereby also provides the effect of caution more.
Described a plurality of optical processor 20 is positioned on the appropriate position of described a plurality of white light LEDs illuminators 10, and preferably, in the present embodiment, described a plurality of optical processors 20 can also play the effect of optically focused.That is to say, the white light that every described optical processor 20 can be respectively sends the described white light LEDs illuminator 10 of correspondence radially converges, and throws away after being filtered into non-white light again.
That is to say, described optical processor 20 not only plays the effect of filter colors in the utility model, also play the effect of optically focused.It is worth mentioning that, through after optically focused, the effective luminous flux that projects in Production Zones Suitable is improved, thereby has strengthened the efficient of illumination.
Described optical processor 20 can be the various lens that play the optically focused effect, as convex lens, as an example, each described optical processor 20 is the Fresnel Lenses with optical filtering performance, thereby the light that every described white light LEDs illuminator 10 sends radially converges through described Fresnel Lenses, and throws along direction parallel to each other after being filtered into predetermined non-white light, thereby improved light efficiency, the illumination that arrives presumptive area has higher luminous flux.
Each described optical processor 20 lays respectively on suitable position, corresponding described white light LEDs illuminator 10 the place aheads, and its size and size can arrange as required, reaching maximum spotlight effect, and can remove obvious luminous point.In the example of this warning lamp, each described optical processor 20 also is provided with at least one installation component 21, thereby each described optical processor 20 is arranged on corresponding suitable location on the opticpath of described white light LEDs illuminator 10 by described at least one installation component 21, and for example each described optical processor 20 is fixed on corresponding described installation component 21 by screw.More specifically, described LED signal lamp also comprises a plurality of heat abstractors 12, and described at least one installation component 21 is arranged between corresponding described heat abstractor 12 and described optical processor 20 so that described heat abstractor 12 and described optical processor 20 are interconnected.Certainly, the installation of described optical processor 20 can be also the mode that adopts other, as long as can be set to the effect that optically focused and filtration are played in suitable position.Described heat abstractor 12 comprises heat dissipation metal wiring board 121 and the fin 122 that is connected to described radiating circuit plate 121, and described radiating circuit plate 121 and described fin 122 can be made by metal material.As shown in Figure 4, every described white light LEDs illuminator 10 is arranged on corresponding described radiating circuit plate 121.
It will be further appreciated that, as shown in Figure 4, every described white light LEDs illuminator 10 is arranged in the container cavity 31 that is defined by a reflective surface 30, and described reflective surface 30 and described optical processor 20 can be namely that optical processor 20 converges the light that described white light LEDs illuminator 10 sends together.Described reflective surface 30 is annular parabola, pooled roughly projection parallel to each other through the light after described reflective surface 30 reflections with the light that passes described optical processor 20, as shown in Figure 4, can leave the space between described optical processor 20 and described reflective surface 30, arrive on described reflective surface 30 to allow part light to pass this gap.
Described reflective surface 30 can be the inner surface with reflection action of a reflex reflector, as shown in Figure 4, described reflective surface 30 is the parabolical curved surface, and its shape can be designed to optimized state as required, with described optical processor 20(Fresnel Lenses) reach the effect of maximum optically focused.
It is worth mentioning that, when described white light LEDs illuminator 10 of the present utility model can provide enough light intensity, described reflective surface 30 also can only play reflective effect, and does not need to play the effect of converging light.
as shown in Figure 5, when described white light LEDs illuminator 10 job produce white light, the part white light arrives described optical processor 20(Fresnel Lenses), then by described optical processor 20(Fresnel Lenses) be filtered into colored monochromatic light, as shown in FIG., described optical processor 20(Fresnel Lenses) between the S1 zone and between described white light LEDs illuminator, be send centered by described white light LEDs illuminator along radially white light, through described optical processor 20(Fresnel Lenses) after the S2 zone, the colourama that these are pooled light parallel to each other and be filtered into non-white along radially white light.
It is worth mentioning that, according to this preferred embodiment of the present utility model, described LED signal lamp also comprises a housing 40, and described housing 40 comprises a light distributor 41, and whole light that described light distributor 41 sends described white light LEDs illuminator 10 are filtered into the light of the color of wanting.That is to say, the part light that passes the space between described optical processor 20 and described reflective surface 30 also is filtered into non-white light after arriving and being reflected on described reflective surface 30 when passing described light distributor 41.That is to say, described optical processor 20 can be filtered into the non-white light of same with the white light that sends from corresponding described white light LEDs illuminator 10 with described light distributor 41.
It is worth mentioning that, described light distributor 41 not only plays the effect of optical filtering, also can have the effect of optically focused, and it invests suitable zone with the light that described white light LEDs illuminator 10 sends.
As shown in Figure 5, arrival S3 zone is namely preferably also throwed along identical direction with the light that passes described optical processor 20 by the light of described reflective surface 30 reflections, thereby the light intensity that arrives the light area is enhanced, and is passed by the light of described reflective surface 30 reflections the light that forms required color after described light distributor.
As an example, in above-mentioned warning lamp, described light distributor 41 is yellow lens, the light that sends from described white light LEDs illuminator 10 do not arrive described optical processor 20 but at the part light of described reflective surface 30 reflections also by described yellow lens filter, described optical processor 20 also allows sodium yellow to pass through, thereby yellow warning lamp is provided.And in the present embodiment, warning lamp is directly used the sodium yellow distributor, with respect in prior art take the yellow light LED illuminator as light source, translucent cover is the warning lamp of outer cover, warning lamp of the present utility model more can give warning function.It is worth mentioning that, described light distributor 41 can directly be used as the outer cover of described LED signal lamp.
In this preferred embodiment of the LED signal lamp that is embodied as warning lamp, described housing 40 also comprises base 42, described light distributor 41 forms a cavity with described base 42, described a plurality of white light LEDs illuminators 10, and a plurality of optical processor 20 devices such as grade all are arranged in described cavity.Described housing 40 tops can comprise that is also modified a cover 43, provide other decoration functions to give described LED signal lamp, also strengthen aesthetic.Described housing 40 also comprises necessary electric wire 44, and described electric wire 44 is electrically connected to described controller 11, provides the power supply supply to give described controller 11, thereby operates the operation of described LED signal lamp.Described electric wire 44 passes sealing plate 45 and fixing by fluid sealant 46.Described light distributor 41 is able to seamless tight the connection with described base 42 by sealing ring 47.
As shown in Figure 6, be the LED signal lamp according to another one embodiment of the present utility model, the LED signal lamp in the present embodiment and the LED signal lamp in above-described embodiment have similar structures.And in the present embodiment, described reflective surface 30A is the inner surface of described heat abstractor 12A, that is to say, the inner surface of described heat abstractor 12A has reflection action, thereby with play the effect of optically focused together with the Fresnel Lenses of optical processor 20A, the light ratio that corresponding described white light LEDs illuminator is throwed away is more straight, and be connected with described reflective surface 30A a shade 50A arranged, to be used for allowing the light transmission of predetermined color.That is to say, play the shade 50A identical with light distributor 41 effects of above-described embodiment and directly dock with described reflective surface 30A, to form the container cavity 31A of a sealing.
The utility model provides a kind of LED signal lamp, and it is equivalent to comprise one or more luminescence units, and each luminescence unit comprises white light LEDs illuminator 10, one optical processor 20, one reflective surfaces 30.Described white light LEDs illuminator 10 sends white light, through the color filtering effect of described optical processor 20, and the optically focused effect that can additionally provide of optical processor 20 and reflective surface 30, thereby obtain the colour signal light that light efficiency improves.These luminescence units can provide the along the circumferential direction colourama of projection through suitable arrangement, thereby provide ring to penetrate flashlight.
It is worth mentioning that, optical processor of the present utility model can be in fact concentrator.That is to say, LED signal lamp of the present utility model comprises at least one LED illuminator, with at least one optical processor on the opticpath that is arranged on described at least one LED illuminator, at least part of light that described optical processor sends the described LED illuminator of correspondence radially converges rear projection and goes out.
It will be further appreciated that, when optical processor of the present utility model can be concentrator in fact, described LED illuminator can be the color LED illuminator, just obtained colourama thereby described optical processor also can not play the effect of optical filtering.
Described LED illuminator is the white light LEDs illuminator, and described optical processor further has filter action, is filtered into the light of the predetermined color of non-white light with the white light that described white light LEDs illuminator is sent.
When optical processor was filter, the formation method of LED signal lamp of the present utility model comprised the steps:
(a) be stimulated by at least one white light LEDs illuminator 10 white light is provided; With
(b) at least part of described white light in described white light is filtered into non-white light.
Described step (a) can also comprise step (a.1): a plurality of described white light LEDs illuminators 10 are arranged in multiple row white light LEDs illuminator 10, and the straight line at described multiple row white light LEDs illuminator 10 places intersects to form polygon, thereby can provide ring to penetrate light.
In above-mentioned steps (a.1), every row white light LEDs illuminator 10 comprises one or more described white light LEDs illuminators 10.
In above-mentioned steps (a.1), the straight line at described multiple row white light LEDs illuminator 10 places intersects to form regular polygon, as equilateral triangle, square, regular hexagon, octagon or dodecagon etc.
Described step (b) comprises step (b.1): be provided with an optical processor 20 on the opticpath of every described white light LEDs illuminator, the described white light that described optical processor 20 will pass described optical processor 20 is filtered into the monochromatic light of predetermined color.
In above-mentioned steps (b.1), described optical processor 20 can be for having the Fresnel Lenses of optical filtering performance, described Fresnel Lenses be arranged on can optically focused the position, thereby described optical processor 20 can play and filters and the effect of optically focused.
In above-mentioned steps (b.1), described predetermined color is redness, blueness, yellow, green, purple etc.
The method also can comprise the steps (c): a reflective surface 30 is set with the described white light in reflecting part, the described white light that described part is reflected with filtered by described optical processor 20 after light along identical direction projection.
In above-mentioned steps (c), described reflective surface can be the parabola of a reflex reflector 31, or the inner surface of heat abstractor 12.
The method also can comprise the steps (d): described LED signal lamp also provides a housing 40, and described housing 40 comprises a light distributor 41, and described light distributor 41 is an outer lens, passes with the light that allows described predetermined color.
In described method, formed LED signal lamp can be warning lamp, navigation light, ship's navigation lamp or building aviation obstruction beacon etc.
One skilled in the art will understand that the embodiment of the present utility model shown in foregoing description and accompanying drawing only limits the utility model as an example and not.
This shows, the purpose of the utility model is complete and effectively be achieved.Function of the present utility model and structural principle are showed in an embodiment and are illustrated, are not deviating under described principle, and embodiment can be done any modification.So the utility model has comprised all the distortion embodiments based on claim spirit and claim scope.
Claims (10)
1. a LED signal lamp, is characterized in that, comprising:
At least one LED illuminator, and
At least one optical processor, described at least one optical processor is separately positioned on the opticpath of described at least one LED illuminator, radially converges rear projection with at least part of light with described LED illuminator emission and goes out.
2. LED signal lamp according to claim 1, be characterised in that, also comprise at least one reflective surface, described at least one LED illuminator is separately positioned in the container cavity of described reflective surface formation, described reflective surface is used for the light that the described LED illuminator in reflecting part sends, the light that described part is reflected with filtered by described optical processor after light throw along identical direction.
3. LED signal lamp according to claim 1 and 2, it is characterized in that, described LED illuminator is the white light LEDs illuminator, described optical processor further has filter action, and at least part of white light that sends with the described white light LEDs illuminator that will pass described optical processor is filtered into the monochromatic light of predetermined color.
4. LED signal lamp according to claim 3, it is characterized in that, described optical processor is Fresnel Lenses or the convex lens with optical filtering performance, described Fresnel Lenses or described convex lens are arranged on the position with optically focused effect, thereby described optical processor plays the effect of optical filtering and optically focused.
5. LED signal lamp according to claim 1 and 2, it is characterized in that, described optical processor is Fresnel Lenses or the convex lens with optically focused effect, and described LED illuminator is selected from a kind of in white light LEDs illuminator, yellow light LED illuminator, red-light LED illuminator, blue-ray LED illuminator, green light LED illuminator and purple LED illuminator.
6. LED signal lamp according to claim 3, is characterized in that, a plurality of described white light LEDs illuminators are arranged in multiple row white light LEDs illuminator, and the straight line at described multiple row white light LEDs illuminator place intersects to be arranged in polygon, thereby provide ring to penetrate light.
7. LED signal lamp according to claim 6, is characterized in that, every row white light LEDs illuminator comprises one or more described white light LEDs illuminators, and the straight line at described multiple row white light LEDs illuminator place intersects to form regular polygon.
8. LED signal lamp according to claim 6, is characterized in that, described predetermined color is red, blue, yellow, green or purple.
9. LED signal lamp according to claim 2, is characterized in that, described reflective surface is the parabola of a reflex reflector, or the inner surface of heat abstractor.
10. LED signal lamp according to claim 9, is characterized in that, also comprises a housing, and described housing comprises a light distributor, and described light distributor is an outer lens, passes with the light that only allows described predetermined color.
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203702159U CN202972593U (en) | 2012-07-27 | 2012-07-27 | LED (light emitting diode) signal light |
| PCT/CN2012/085349 WO2014015599A1 (en) | 2012-07-27 | 2012-11-27 | Led signal lamp |
| US14/365,994 US20140369060A1 (en) | 2012-07-27 | 2013-07-26 | LED Signal Lamp |
| EP13823010.7A EP2878878A4 (en) | 2012-07-27 | 2013-07-26 | Led signal lamp |
| JP2015523404A JP2015522935A (en) | 2012-07-27 | 2013-07-26 | LED signal light |
| AU2013295901A AU2013295901A1 (en) | 2012-07-27 | 2013-07-26 | Led signal lamp |
| PCT/CN2013/080162 WO2014015825A1 (en) | 2012-07-27 | 2013-07-26 | Led signal lamp |
| AU2017232078A AU2017232078A1 (en) | 2012-07-27 | 2017-09-19 | Led signal lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203702159U CN202972593U (en) | 2012-07-27 | 2012-07-27 | LED (light emitting diode) signal light |
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| Publication Number | Publication Date |
|---|---|
| CN202972593U true CN202972593U (en) | 2013-06-05 |
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| CN2012203702159U Expired - Lifetime CN202972593U (en) | 2012-07-27 | 2012-07-27 | LED (light emitting diode) signal light |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014015825A1 (en) * | 2012-07-27 | 2014-01-30 | Zhang Wenhu | Led signal lamp |
| CN104676372A (en) * | 2015-02-09 | 2015-06-03 | 海星海事电气集团有限公司 | Ship LED (Light Emitting Diode) navigation signal lamp and control method thereof |
| WO2015180307A1 (en) * | 2014-05-28 | 2015-12-03 | 上海开腾信号设备有限公司 | Small-and-medium-diameter high-luminous-intensity led annular-irradiation signal lamp |
-
2012
- 2012-07-27 CN CN2012203702159U patent/CN202972593U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014015825A1 (en) * | 2012-07-27 | 2014-01-30 | Zhang Wenhu | Led signal lamp |
| WO2015180307A1 (en) * | 2014-05-28 | 2015-12-03 | 上海开腾信号设备有限公司 | Small-and-medium-diameter high-luminous-intensity led annular-irradiation signal lamp |
| CN104676372A (en) * | 2015-02-09 | 2015-06-03 | 海星海事电气集团有限公司 | Ship LED (Light Emitting Diode) navigation signal lamp and control method thereof |
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