CN100419336C - Annular composite Fresnel lens semiconductor LED signal light device - Google Patents
Annular composite Fresnel lens semiconductor LED signal light device Download PDFInfo
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- CN100419336C CN100419336C CNB031289541A CN03128954A CN100419336C CN 100419336 C CN100419336 C CN 100419336C CN B031289541 A CNB031289541 A CN B031289541A CN 03128954 A CN03128954 A CN 03128954A CN 100419336 C CN100419336 C CN 100419336C
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Abstract
The present invention relates to an annular composite Fresnel lens semiconductor light emitting diode signal light fixture which comprises a base, a light casing, a supporting rack, at least one light emitting plate, a plurality of semiconductor light emitting diodes, lenses and a top cap, wherein the light casing is arranged on the base; the supporting rack is vertically arranged on the light casing; the light emitting plate is horizontally arranged on the supporting rack; the semiconductor light emitting diodes are orderly arranged on the circumference of the light emitting plate; the lenses are correspondingly arranged outside the semiconductor light emitting diodes; the top cap is arranged at the upper part of the lighting slab. The present invention is characterized in that the lenses comprise a pair of main lens and a pair of auxiliary lens. The main lens is arranged outside the corresponding semiconductor light emitting diode, and the focal point of the main lens is positioned on the light emitting center of the corresponding semiconductor light emitting diode. The auxiliary lens is composed of a pair of upper auxiliary lens and a pair of lower lens which are respectively arranged at the upper part and the lower part of the main lens. The present invention also comprises an infrared receiver which is arranged on the light casing. Thereby, the present invention causes the lenses to perform the light collection function and collect all light energy emitted by the light emitting diodes, the utilization ratio of light sources is improved, and the light output efficiency is high.
Description
Technical field
The present invention relates to the signal lamp of optical signals such as signal lamp that a kind of traffic uses, navigation light, railway signal lamp, aviation obstruction beacon, relate in particular to the compound phenanthrene of a kind of hoop lens semiconductor light-emitting-diode signal lamp like this.
Background technology
The signal lamp of the signal lamp that the prior art traffic is used, navigation light, railway signal lamp, aviation obstruction beacon etc. uses incandescent lamp as light source usually, it is lower that but the weakness of incandescent source is a luminous efficiency, therefore the navigation light that especially uses in relatively poor work condition environment as signal lamp is compared with the semiconductor light emitting light source with power, its brightness is lower, makes it in use not ideal enough.
Development along with the semiconductor light emitting technology, especially semiconductor light-emitting-diode (hereinafter to be referred as the LED device) has the high light efficiency of chromatographically pure and colour light source, therefore increasing signal lamp-, begin to adopt the LED device to make illuminating source as traffic lights, navigation light, railway signal lamp, aviation obstruction beacon etc.
Because the output of the light of LED device is not that output is dispersed by omnidirectional in 4 π solid angles, but only limit to have light output in a certain specific solid angle, prior art is made the signal lamp illuminating source with the LED device and is had following problem on above-mentioned various types of signal light fixture:
Because luminous plaque is to arrange a plurality of LED devices to form on circumference, its illuminating source is on circumference, but since use at present be located at the outer common phenanthrene of luminous plaque like this its focal position design of lens at the home position of luminous plaque, yet on the center of circle of luminous plaque, there is no illuminating source.This shows, owing to do not have real illuminating source on the lens focus position, therefore lens can't be assembled not focal illuminating source, so common phenanthrene lens does not like this in fact have the optically focused effect at all, thereby both influenced the optical efficiency of LED device, and made signal lamp can't reach due brightness.
Summary of the invention
The object of the present invention is to provide the compound phenanthrene of a kind of hoop lens semiconductor light-emitting-diode signal lamp like this, the compound phenanthrene of hoop lens like this can be formed with infinite a plurality of focus on the luminous circumference of lamp luminescence plate, and the light that farthest illuminator is sent is assembled, have the directional light at vertical divergence angle by this lens ejaculation, thereby make signal lamp reach the brightness of high light efficiency.
The object of the present invention is achieved like this:
The compound phenanthrene of a kind of hoop is lens semiconductor light-emitting-diode signal lamp like this, comprise: a base, be positioned at the lamp housing on the base, be vertically set on the bracing frame on the lamp housing, at least one luminous plaque that is horizontally set on the bracing frame, a plurality of semiconductor light-emitting-diodes that are arranged in order on the luminous plaque circumference, and, correspondence is arranged on the outer lens of semiconductor light-emitting-diode, is placed in the overhead guard on luminous plaque top; Be characterized in:
Described lens comprise main lens and secondary lens, main lens is arranged on the pairing semiconductor light-emitting-diode outside, the focus of main lens is positioned on the pairing semiconductor light-emitting-diode centre of luminescence, secondary lens are by being separately positioned on about the main lens, and are made up of secondary lens on one and secondary once lens at least;
Also comprise, an infrared remote receiver, this infrared remote receiver is arranged on the lamp housing.
At the compound phenanthrene of above-mentioned hoop like this in the lens semiconductor light-emitting-diode signal lamp, wherein, the described number of plies scope that is arranged on main lens secondary lens up and down up and down is one deck to five layer.
Like this in the lens semiconductor light-emitting-diode signal lamp, wherein, described main lens is the circular shape of protrusion at the compound phenanthrene of above-mentioned hoop; Described each layer that is arranged on the main lens upper-lower position up and down secondary lens is laterally zygomorphic rounded edges.
Like this in the lens semiconductor light-emitting-diode signal lamp, wherein, described main lens and secondary lens are connected integrally formed complete lens at the compound phenanthrene of above-mentioned hoop.
At the compound phenanthrene of above-mentioned hoop like this in the lens semiconductor light-emitting-diode signal lamp, wherein, the described overhead guard that is arranged on the outer lens of semiconductor light-emitting-diode and is placed in luminous plaque top is one.
Like this in the lens semiconductor light-emitting-diode signal lamp, wherein, the described infrared remote receiver that is arranged on the lamp housing is connected with the flasher circuit control panel that is arranged on the lamp housing downside at the compound phenanthrene of above-mentioned hoop.
The compound phenanthrene of hoop of the present invention is lens semiconductor light-emitting-diode signal lamp like this, owing to adopted above-mentioned technical scheme, makes it compared with prior art, has following advantage and good effect:
The present invention since with the focal point settings of main lens on the semiconductor light-emitting-diode of luminous plaque circumference, promptly the luminous plaque circumference is provided with infinite a plurality of focus, thereby make lens can will be arranged in the light that sends of the semiconductor light-emitting-diode on the luminous plaque circumference be focused at together, played the optically focused effect;
2. the present invention forms the compound phenanthrene of hoop lens like this owing to having adopted by main lens and the secondary lens of upper and lower multilayer, main lens convergence whole light outputs that semiconductor light-emitting-diode sent ± IO/2 light partly, the secondary lens of upper and lower multilayer have then been assembled the light output between whole light outputs that semiconductor light-emitting-diode sent ± IO/2 one ± IO/10 respectively, have therefore improved the utilization rate of light source;
3. the present invention is because the lens arrangement that has adopted the focal position to form on the luminous circumference of luminous plaque, by main lens and the secondary lens of upper and lower multilayer, the light that semiconductor light-emitting-diode is sent is exported on the exit facet of lens and is the directional light that has certain vertical divergence angle, and therefore bigger light output efficiency is arranged;
4. the present invention is because the lens arrangement that the secondary lens of main lens and upper and lower multilayer are formed, make that its visual angle of any two adjacent semiconductor light-emitting-diodes of circumferential arrangement intersected covering greater than 50% o'clock on luminous plaque, the horizontal luminous intensity distribution uniformity greater than 85% is arranged, and light output is continuous in the horizontal direction.
5. the present invention is owing to be provided with infrared remote receiver on lamp housing, transmit to the infrared remote receiver that is positioned on the signal lamp by infrared transmitter, can change the signal lamp flash of light characteristic of a navigation light immediately, light fixture can be made watertight structure thus, improve the security performance and the operating efficiency of signal lamp.
Description of drawings
By following to the compound phenanthrene of hoop of the present invention like this some embodiment of lens semiconductor light-emitting-diode signal lamp can further understand purpose of the present invention, specific structural features and advantage in conjunction with the description of its accompanying drawing.Wherein, accompanying drawing is:
Fig. 1 is the compound phenanthrene of the hoop of the present invention structural representation of first embodiment intelligence cold light source navigation light in the lens semiconductor light-emitting-diode signal lamp like this;
Fig. 2 is the structural representation of single semiconductor light-emitting-diode among Fig. 1;
Fig. 3 is the schematic diagram that single semiconductor light-emitting-diode light output is converged to the light output characteristics of 15 ° of solid angles among Fig. 1;
Fig. 4 is the schematic diagram that single semiconductor light-emitting-diode light output is converged to the light output characteristics of 30 ° of solid angles among Fig. 1;
Fig. 5 is the light output characteristics of 30 ° of solid angles of single semiconductor light-emitting-diode among Fig. 4 and the optical system schematic diagram of prior art lens;
Fig. 6 is that the light output characteristics that the present invention is directed to 30 ° of solid angles of single semiconductor light-emitting-diode among Fig. 4 adopts the luxuriant and rich with fragrance optical system schematic diagram of lens like this;
Fig. 7 is the compound phenanthrene of the hoop of the present invention structural representation of the second embodiment lamp for high altitude obstacle in the lens semiconductor light-emitting-diode signal lamp like this;
Fig. 8 is the compound phenanthrene of the hoop of the present invention structural representation of the high light intensity navigation light of the 3rd embodiment in the lens semiconductor light-emitting-diode signal lamp like this.
The specific embodiment
See also shown in Figure 1ly, this is the compound phenanthrene of the hoop of the present invention structural representation of first embodiment intelligence cold light source navigation light in the lens semiconductor light-emitting-diode signal lamp like this.The compound phenanthrene of hoop of the present invention is lens semiconductor light-emitting-diode signal lamp like this, comprise: a base 10, be positioned on the base 10 is the lamp housing 20 of a navigation light, on lamp housing 20, vertically be provided with luminous plaque bracing frame 21, on this bracing frame 21, be horizontally disposed with a luminous plaque 30 at least, on the circumference of luminous plaque 30, be aligned in sequence with many semiconductor light-emitting-diodes 31, outside semiconductor light-emitting-diode 31, be provided with the lens 40 of energy converging light energy, and, be placed in the overhead guard 50 on luminous plaque 30 tops.
As everyone knows, navigation light is to provide the navaid effect under sail the vehicles, therefore wishes that navigation light has remote visual effect.The LED navigation light of hoop is evenly distributed successively on the circumference of luminous plaque 30 for this reason many semiconductor light-emitting-diodes 31; According to the requirement of different navigation lights, a luminous plaque 30 can be set, a plurality of luminous plaques 30 also can be set, to increase the brightness of navigation light.
Please extremely shown in Figure 4 referring to Fig. 2 in conjunction with Fig. 1, the structural representation of the single semiconductor light-emitting-diode 31 of Fig. 2.Each the LED monomer device that is positioned on the luminous plaque 30 mainly is made up of semiconductor light emitting body and convex lens, and after connecting power supply, the illuminator PN junction is luminous, and the light that the convex lens by the device head send illuminator is converged to the light output of certain α solid angle.The anterior convex lens difference of therefrom visible LED monomer device, its light output characteristics is also different, i.e. and light output is converged to different solid angle (as 15 °, 30 °, 60 ° etc.) light energy output.See also Fig. 3 and shown in Figure 4, Fig. 3 is the schematic diagram that single semiconductor light-emitting-diode light output is converged to the light output characteristics of 15 ° of solid angles, and Fig. 4 is the schematic diagram that single semiconductor light-emitting-diode light output is converged to the light output characteristics of 30 ° of solid angles.Fig. 5 is the light output characteristics of 30 ° of solid angles of single semiconductor light-emitting-diode among Fig. 4 and the optical system schematic diagram of prior art lens.
Please in conjunction with Fig. 1 referring to shown in Figure 5, Fig. 5 is the light output characteristics of 30 ° of solid angles of single semiconductor light-emitting-diode among Fig. 4 and the optical system schematic diagram of prior art lens, this shows, semiconductor light-emitting-diode LED device is the special light sources of light energy output such as (example 15 °, 30 °, 60 °) in certain solid angle, rather than spot light that omnidirectional disperses in 4 π solid angles, the prior art lens have only been assembled the light source facing to the convex lens part, and other light source is not assembled, thereby has lost the light source of quite a few.The present invention has adopted particular design to lens for this reason.
Please in conjunction with Fig. 1 referring to shown in Figure 6, to be the present invention adopt the compound phenanthrene of the hoop optical system schematic diagram of lens like this to the light output characteristics of 30 ° of solid angles of single semiconductor light-emitting-diode among Fig. 4 to Fig. 6.In the present invention, described lens 40 comprise main lens 41 and secondary lens 42, wherein, main lens 41 is arranged on pairing semiconductor light-emitting-diode 31 outsides, the focus of main lens 41 is positioned on the pairing semiconductor light-emitting-diode 31, and secondary lens 42 are formed by being separately positioned at least one secondary lens 42 and the secondary lens 42 ' of main lens about in the of 41 once; Fixed as required as for 42 on secondary lens of what layers are set, up and down secondary usually lens 42,42 ' number of plies scope are one decks to five layer.In Fig. 6, secondary lens 42 are made up of twice secondary lens 421 ', 422 ' that are arranged on secondary lens 421,422 on two on the main lens 41 and be arranged under the main lens 41; The light intensity that main lens 41 convergence ± IO/2 are above, go up secondary lens 421,422 and down secondary lens 421 ', 422 ' assembled ± light intensity between IO/2 one ± IO/10, stack back output on lens 40 exit facets then, and any two adjacent LED devices when circumferential arrangement, its visual angle intersected covering greater than 50% o'clock, the horizontal luminous intensity distribution uniformity greater than 85% is arranged, and light output is continuous in the horizontal direction; In the embodiment in figure 1, secondary lens 42 are provided with three layers; And if single semiconductor light-emitting-diode during with the output of 60 ° of solid angle light, the number of plies of secondary lens 42 should be more.
In the above-described embodiment, main lens 41 is the sphere or the aspherical shape of protrusion, in order to the light intensity between effective convergence ± IO/2; Each layer that is arranged on main lens 41 upper-lower positions up and down secondary lens 42,42 ' is laterally zygomorphic sphere prismatic shape, in order to the light intensity between effective convergence ± IO/2 one ± IO/10, the light that major and minor lens are assembled is exported with the directional light that has certain vertical divergence angle on the exit facet of lens 40.
See also shown in Figure 1ly, in the present embodiment, described main lens 41 and secondary lens 42 link into an integrated entity, and form complete lens 40; And the overhead guard 50 that is arranged on luminous plaque 30 tops also links into an integrated entity with the lens 40 that are arranged on outside the semiconductor light-emitting-diode 31, makes overhead guard 50 also become the part of lens 40, thereby can improve mechanical assembly precision.
Also be provided with a control circuit in the present invention, this control circuit comprises, one is arranged on the infrared remote receiver 61 on the lamp housing 20, this infrared remote receiver 61 is connected with flasher circuit control panel 62 under being arranged on lamp housing 20, and cable 63 is outwards drawn by the watertight knot 12 that is arranged on base 10 sidewalls 11.Be provided with the navigation light flash of light characteristic of a navigation light of 256 kinds of defineds among the present invention, when needs change the navigation light flash of light characteristic of a navigation light, by a hand-held infrared remote control programmable controller to the infrared remote receiver signal of giving an order, can make signal lamp make watertight structure thereby can change the flash of light characteristic of a navigation light easily, improve security performance.
See also shown in Figure 7ly, this is the compound phenanthrene of the hoop of the present invention structural representation of the second embodiment aviation obstruction beacon in the lens semiconductor light-emitting-diode signal lamp like this.In the present embodiment, because of the aviation obstruction beacon brightness requirement, be provided with three luminous plaques 30.The a plurality of semiconductor light-emitting-diodes 31 that are arranged in order on luminous plaque 30 circumference; Secondary lens 42 are provided with three layers up and down, and main lens 41 and secondary lens 42 are connected one, form complete lens 40, overhead guard 50 also links into an integrated entity with lens 40, make lens 40 extend to overhead guard 50 parts, thereby improved mechanical assembly precision, for the high-altitude navigation provides bright sign.
See also shown in Figure 8ly, this is the compound phenanthrene of the hoop of the present invention structural representation of the high light intensity navigation light of the 3rd embodiment in the lens semiconductor light-emitting-diode signal lamp like this.In the present embodiment, owing to be provided with eight luminous plaques 30, and between adjacent two luminous plaques 30 division board 32 is set, lens 40 have adopted main lens 41 parts for this reason.
In sum, the compound phenanthrene of hoop of the present invention is lens semiconductor light-emitting-diode signal lamp like this since with the focal point settings of main lens on the semiconductor light-emitting-diode of luminous plaque circumference, thereby make lens play the optically focused effect; Simultaneously,, therefore can assemble whole light energies that semiconductor light-emitting-diode sends substantially, improve the utilization rate of light source, and can export the directional light that has the vertical divergence angle because lens have adopted by main lens and the secondary lens combination of upper and lower multilayer; When the light that two adjacent semiconductor light emitting diodes are sent, its visual angle intersected covering greater than 50% o'clock, and the horizontal luminous intensity distribution uniformity greater than 85% is arranged, and light output is continuous in the horizontal direction, so the light output efficiency height.
Claims (6)
1. the compound phenanthrene of hoop lens semiconductor light-emitting-diode signal lamp like this, comprise: a base (10), be positioned at the lamp housing (20) on the base (10), be vertically set on the bracing frame (21) on the lamp housing (20), at least one luminous plaque (30) that is horizontally set on the bracing frame (21), the a plurality of semiconductor light-emitting-diodes (31) that are arranged in order on luminous plaque (30) circumference, and, correspondence is arranged on the outer lens (40) of semiconductor light-emitting-diode (31), is placed in the overhead guard (50) on luminous plaque (30) top; It is characterized in that:
Described lens (40) comprise main lens (41) and secondary lens (42), main lens (41) is arranged on pairing semiconductor light-emitting-diode (31) outside, the focus of main lens (41) is positioned on pairing semiconductor light-emitting-diode (31) centre of luminescence, secondary lens (42) are by being separately positioned on main lens (41) up and down, and are made up of secondary lens (42) on one and secondary once lens (42 ') at least;
Also comprise, an infrared remote receiver (61), this infrared remote receiver (61) is arranged on the lamp housing (20).
2. the compound phenanthrene of hoop as claimed in claim 1 is lens semiconductor light-emitting-diode signal lamp like this, it is characterized in that: the described number of plies scope that is arranged on main lens (41) secondary up and down lens (42,42 ') up and down is one deck to five layer.
3. the compound phenanthrene of hoop as claimed in claim 1 is lens semiconductor light-emitting-diode signal lamp like this, it is characterized in that: described main lens (41) is the circular shape of protrusion; Described each layer that is arranged on main lens (41) upper-lower position up and down secondary lens (42,42 ') is laterally zygomorphic rounded edges shape.
4. the compound phenanthrene of hoop as claimed in claim 1 is lens semiconductor light-emitting-diode signal lamp like this, it is characterized in that: described main lens (41) and secondary lens (42) are connected integrally formed complete lens (40).
5. the compound phenanthrene of hoop as claimed in claim 1 is lens semiconductor light-emitting-diode signal lamp like this, it is characterized in that: the described overhead guard (50) that is arranged on the outer lens (40) of semiconductor light-emitting-diode (31) and is placed in luminous plaque (30) top is one.
6. the compound phenanthrene of hoop as claimed in claim 1 is lens semiconductor light-emitting-diode signal lamp like this, it is characterized in that: the described infrared remote receiver (61) that is arranged on the lamp housing (20) is connected with the flasher circuit control panel (62) that is arranged on lamp housing (20) downside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031289541A CN100419336C (en) | 2003-05-30 | 2003-05-30 | Annular composite Fresnel lens semiconductor LED signal light device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031289541A CN100419336C (en) | 2003-05-30 | 2003-05-30 | Annular composite Fresnel lens semiconductor LED signal light device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1553075A CN1553075A (en) | 2004-12-08 |
| CN100419336C true CN100419336C (en) | 2008-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031289541A Expired - Fee Related CN100419336C (en) | 2003-05-30 | 2003-05-30 | Annular composite Fresnel lens semiconductor LED signal light device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100419336C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10823370B2 (en) | 2018-09-20 | 2020-11-03 | Federal Signal Corporation | Light beacon lens |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2247620Y (en) * | 1995-07-17 | 1997-02-19 | 汪国驹 | Combined signal lamp for railway |
| CN2334629Y (en) * | 1998-03-10 | 1999-08-25 | 赵鸿军 | Single lamp unified single lamp mechanism |
| WO2001040703A1 (en) * | 1999-11-29 | 2001-06-07 | Jeffrey Kenneth Procter | Light emitting diode reflector |
| CN2442910Y (en) * | 2000-10-26 | 2001-08-15 | 陈建章 | Combined railway signal lamp |
| JP2002365488A (en) * | 2001-06-04 | 2002-12-18 | Kyoto Denkiki Kk | Light source device |
| CN2634280Y (en) * | 2003-05-30 | 2004-08-18 | 王伟时 | Circular composite Finaier lens semiconductor LCD signal lamp |
-
2003
- 2003-05-30 CN CNB031289541A patent/CN100419336C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2247620Y (en) * | 1995-07-17 | 1997-02-19 | 汪国驹 | Combined signal lamp for railway |
| CN2334629Y (en) * | 1998-03-10 | 1999-08-25 | 赵鸿军 | Single lamp unified single lamp mechanism |
| WO2001040703A1 (en) * | 1999-11-29 | 2001-06-07 | Jeffrey Kenneth Procter | Light emitting diode reflector |
| CN2442910Y (en) * | 2000-10-26 | 2001-08-15 | 陈建章 | Combined railway signal lamp |
| JP2002365488A (en) * | 2001-06-04 | 2002-12-18 | Kyoto Denkiki Kk | Light source device |
| CN2634280Y (en) * | 2003-05-30 | 2004-08-18 | 王伟时 | Circular composite Finaier lens semiconductor LCD signal lamp |
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| Publication number | Publication date |
|---|---|
| CN1553075A (en) | 2004-12-08 |
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