CN106652509B - LED traffic signal lamp capable of emitting light from two sides - Google Patents
LED traffic signal lamp capable of emitting light from two sides Download PDFInfo
- Publication number
- CN106652509B CN106652509B CN201611157323.7A CN201611157323A CN106652509B CN 106652509 B CN106652509 B CN 106652509B CN 201611157323 A CN201611157323 A CN 201611157323A CN 106652509 B CN106652509 B CN 106652509B
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- light source
- source body
- led
- led light
- lampshade
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- 238000009434 installation Methods 0.000 claims abstract description 11
- 239000003086 colorant Substances 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims description 2
- 230000005855 radiation Effects 0.000 abstract description 9
- 208000006992 Color Vision Defects Diseases 0.000 abstract description 4
- 201000000761 achromatopsia Diseases 0.000 abstract description 4
- 201000007254 color blindness Diseases 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/095—Traffic lights
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Led Device Packages (AREA)
Abstract
The invention discloses a double-sided luminous LED traffic signal lamp, which comprises a first mounting shell, a heat radiation plate, a first LED light source body, a control device, a collimation device, a beam splitter and a first lampshade, wherein the first mounting shell is arranged on the first LED light source body; the first lampshade is connected with the first installation shell; the first LED light source body is arranged on the radiating plate, and the collimating device is arranged between the beam splitting body and the first LED light source body; the light splitting body is of a hollow round platform structure, the side face of the light splitting body is a full reflection face, and the first LED light source body comprises LED chips with three colors of red, green and yellow. The traffic signal lamp can emit light on two sides simultaneously, so that the usage amount of the signal lamp at the intersection is reduced; the color of the original signal lamp is combined with the characters, so that a driver with a slight achromatopsia can easily and intuitively judge the driving command of the intersection.
Description
Technical field:
the invention relates to the field of LED illumination, in particular to a double-sided luminous LED traffic signal lamp.
The background technology is as follows:
At least two traffic lights are needed at a cross intersection, and at least four traffic lights are installed, so that the usage amount of the traffic lights is increased, and labor is consumed. In addition, many drivers have slight achromatopsia symptoms, are insensitive to single color, and are difficult to identify traffic lights at intersections.
The invention comprises the following steps:
In order to solve the defects in the prior art, the double-sided luminous LED traffic signal lamp provided by the invention is characterized in that: the traffic signal lamp can emit light on two sides simultaneously, so that the usage amount of the signal lamp at the intersection is reduced; the color of the original signal lamp is combined with the characters, so that a driver with a slight achromatopsia can easily and intuitively judge the driving command of the intersection.
In order to solve the technical problems, the invention adopts the following technical scheme:
a double-sided luminous LED traffic signal lamp comprises a first mounting shell (1), a heat radiation plate (2), a first LED light source body (3), a control device, a collimation device (4), a beam splitter (5), a first lampshade (6) and a second lampshade (7); the first lampshade (6) and the second lampshade (7) are connected with the first installation shell (1); the first LED light source body (3) is arranged on the radiating plate (2), and the collimating device (4) is arranged between the light splitting body (5) and the first LED light source body (3); the light splitting body (5) is of a hollow round platform structure, the side face of the light splitting body (5) is a full reflection face, and the first LED light source body (3) comprises LED chips with three colors of red, green and yellow.
A telescopic structure (8) is arranged between the second lampshade (7) and the first installation shell (1).
The LED lamp also comprises a second mounting shell (9), a third lampshade (12), a second LED light source body (10) and a third LED light source body (11); the second mounting shell (9) enables the first mounting shell (1) to be embedded into the second mounting shell; the second LED light source body (10) is arranged on the radiating plate (2) and is not on the same surface of the radiating plate (2) with the first LED light source body (3); the third LED light source body (11) is arranged in the second installation shell (9); the second LED light source body (10) and the third LED light source body (11) comprise LED chips with three colors of red, green and yellow.
The red LED chips in the second LED light source body (10) are arranged in a shape of 'red', the green LED chips are arranged in a shape of 'green', and the yellow chips are arranged in a shape of 'yellow'; the red LED chips in the third LED light source body (11) are arranged in a shape of 'red', the green LED chips are arranged in a shape of 'green', the yellow chips are arranged in a shape of 'yellow', and the 'red', 'green' and the 'yellow' are all circumferentially distributed.
The beneficial effects are that:
1. the LED traffic signal lamp can emit light on two sides simultaneously, and one lamp can complete three color changes, so that the number of the signal lamps is reduced, and the installation cost is reduced.
2. Only one light source, namely the first LED light source body, is needed to realize double-sided light emission, and the structure is simple and the control is convenient.
3. The first LED light source body, the second LED light source body and the third LED light source body are used together, the color of the original signal lamp is combined with the characters, and a driver with a slight achromatopsia can easily and intuitively judge the driving command of the intersection.
Description of the drawings:
the invention is further described below with reference to the drawings and detailed description.
FIG. 1 is a schematic diagram of a first embodiment of the present invention;
FIG. 2 is a schematic diagram of the structure of a second embodiment of the present invention;
FIG. 3 is a diagram showing a chip layout of a third LED light source according to the second embodiment of the present invention;
In the figure, 1 is a first mounting shell, 2 is a heat radiating plate, 3 is a first LED light source body, 4 is a collimating device, 5 is a beam splitter, 6 is a first lampshade, 7 is a second lampshade, 8 is a telescopic structure, 9 is a second mounting shell, 10 is a second LED light source body, 11 is a third LED light source body, 12 is a third lampshade,
The specific embodiment is as follows:
Example 1
As shown in fig. 1, a double-sided luminous LED traffic signal lamp comprises a first mounting shell 1, a heat dissipation plate 2, a first LED light source body 3, a control device, a collimation device 4, a beam splitter 5, a first lampshade 6 and a second lampshade 7; the first lampshade 6 and the second lampshade 7 are connected with the first installation shell 1; the first LED light source body 3 is arranged on the heat radiation plate 2, and the collimating device 4 is arranged between the beam splitting body 5 and the first LED light source body 3; the light splitting body 5 is of a hollow round platform structure, the side face of the light splitting body 5 is a full reflection face, and the first LED light source body 3 comprises LED chips with three colors of red, green and yellow. The control device controls the alternating time of the three colors of lights, the light emitted by the first LED light source body 3 reaches the light splitting body 5 through the collimation device 4, the light on the side surface of the light splitting body 5 is reflected, an annular light spot is formed on the second lampshade 7 in the reflecting direction, and a part of light passes through the hollow structure of the light splitting body 5 to form a circular light spot on the first lampshade 6 in the light propagation direction.
Example two
As shown in fig. 2, a double-sided light-emitting LED traffic signal lamp includes a first mounting case 1, a heat radiating plate 2, a first LED light source body 3, a control device, a collimator device 4, a beam splitter 5, a first lamp cover 6, a second lamp cover 7, a second mounting case 9, a third lamp cover 12, a second LED light source body 10, and a third LED light source body 11. The first lampshade 6 and the second lampshade 7 are connected with the first installation shell 1; the first LED light source body 3 is arranged on the heat radiation plate 2, and the collimating device 4 is arranged between the beam splitting body 5 and the first LED light source body 3; the light splitting body 5 is of a hollow round platform structure, and the side surface of the light splitting body 5 is a full reflection surface; the second mounting shell 9 is used for embedding the first mounting shell 1; the second LED light source body 10 is arranged on the heat radiation plate 2 and is not on the same surface of the heat radiation plate 2 as the first LED light source body 3; the third LED light source body 11 is arranged in the second mounting shell 9; the first LED light source body 3, the second LED light source body 10 and the third LED light source body 11 include LED chips of three colors of red, green and yellow. A telescopic structure 8 is arranged between the second lampshade 7 and the first mounting shell 1.
The control device simultaneously controls the light emitting time of each color chip in the first LED light source body 3, the second LED light source body 10 and the third LED light source body 11, the light emitted by the first LED light source body 3 reaches the light splitting body 5 through the collimating device 4, the light on the side surface of the light splitting body 5 is reflected, an annular light spot is formed on the second lampshade 7 in the reflecting direction, a part of the light passes through the hollow structure of the light splitting body 5, and a circular light spot is formed on the first lampshade 6 in the light transmitting direction; light rays emitted by the second LED light source body 10 form a circular light spot on the second lampshade 7, and the circular light spot and the annular light spot are combined into a large circular light spot; the light rays emitted by the third LED light source body 11 form annular light spots, and are combined with the circular light spots formed by the first LED light source body 3 to form large circular light spots; the irradiation spots with the same size are formed in the two irradiation directions. The control device controls the working process of the telescopic structure 8 according to the light emitting time of each color chip, when the telescopic structure 8 is contracted, the light ring is gradually reduced, and when the light emitting chip is replaced, the telescopic structure 8 is restored to the original state.
Example III
As shown in fig. 2, a double-sided light-emitting LED traffic signal lamp includes a first mounting case 1, a heat radiating plate 2, a first LED light source body 3, a control device, a collimator device 4, a beam splitter 5, a first lamp cover 6, a second lamp cover 7, a second mounting case 9, a third lamp cover 12, a second LED light source body 10, and a third LED light source body 11. The first lampshade 6 and the second lampshade 7 are connected with the first installation shell 1; the first LED light source body 3 is arranged on the heat radiation plate 2, and the collimating device 4 is arranged between the beam splitting body 5 and the first LED light source body 3; the light splitting body 5 is of a hollow round platform structure, and the side surface of the light splitting body 5 is a full reflection surface; the second mounting shell 9 is used for embedding the first mounting shell 1; the second LED light source body 10 is arranged on the heat radiation plate 2 and is not on the same surface of the heat radiation plate 2 as the first LED light source body 3; the third LED light source body 11 is arranged in the second mounting shell 9; the first LED light source body 3, the second LED light source body 10 and the third LED light source body 11 include LED chips of three colors of red, green and yellow. A telescopic structure 8 is arranged between the second lampshade 7 and the first mounting shell 1. The red LED chips in the second LED light source body 10 are arranged in a shape of 'red', the green LED chips are arranged in a shape of 'green', and the yellow chips are arranged in a shape of 'yellow'; as shown in fig. 3, the red LED chips in the third LED light source 11 are arranged in a 'red' shape, the green LED chips are arranged in a 'green' shape, the yellow chips are arranged in a 'yellow' shape, and the 'red', 'green', and 'yellow' are all circumferentially distributed.
The control device simultaneously controls the light emitting time of each color chip in the first LED light source body 3, the second LED light source body 10 and the third LED light source body 11, the light emitted by the first LED light source body 3 reaches the light splitting body 5 through the collimating device 4, the light on the side surface of the light splitting body 5 is reflected, an annular light spot is formed on the second lampshade 7 in the reflecting direction, a part of the light passes through the hollow structure of the light splitting body 5, and a circular light spot is formed on the first lampshade 6 in the light transmitting direction; the light rays emitted by the second LED light source body 10 form round red light spots, green light spots or yellow light spots on the second lampshade 7; the light emitted from the third LED light source 11 forms a light spot of 'red', 'green', or 'yellow' shape on the first lamp housing 6 in a circumferential arrangement.
Claims (1)
1. The double-sided luminous LED traffic signal lamp is characterized by comprising a first mounting shell (1), a heat radiating plate (2), a first LED light source body (3), a control device, a collimation device (4), a light splitting body (5), a first lampshade (6), a second lampshade (7), a telescopic structure (8), a second mounting shell (9), a third lampshade (12), a second LED light source body (10) and a third LED light source body (11); the first lampshade (6) and the second lampshade (7) are connected with the first installation shell (1), and a telescopic structure (8) is arranged between the second lampshade (7) and the first installation shell (1); the first LED light source body (3) is arranged on the radiating plate (2), and the collimating device (4) is arranged between the light splitting body (5) and the first LED light source body (3); the second LED light source body (10) is arranged on the radiating plate (2) and is not on the same surface of the radiating plate (2) with the first LED light source body (3); the third LED light source body (11) is arranged in the second installation shell (9); the light splitting body (5) is of a hollow round platform structure, the side surface of the light splitting body (5) is a full reflection surface, and the first LED light source body (3), the second LED light source body (10) and the third LED light source body (11) comprise LED chips with three colors of red, green and yellow; the red LED chips in the second LED light source body (10) are arranged in a red shape, the green LED chips are arranged in a green shape, the yellow chips are arranged in a yellow shape, the red LED chips in the third LED light source body (11) are arranged in a red shape, the green LED chips are arranged in a green shape, the yellow chips are arranged in a yellow shape, and the red, green and yellow are all distributed circumferentially;
The light emitted by the first LED light source body (3) reaches the beam splitter (5) through the collimating device (4), the light on the side surface of the beam splitter (5) is reflected, an annular light spot is formed on the second lampshade (7) in the reflecting direction, the light emitted by the second LED light source body (10) forms a circular red light spot, a circular green light spot or a circular yellow light spot on the second lampshade, and the circular light spot and the annular light spot on the second lampshade (7) are combined into a large circular light spot; a part of light emitted by the first LED light source body (3) passes through the hollow structure of the light splitting body (5) to form a circular light spot on the first lampshade (6) in the light propagation direction, and light emitted by the third LED light source body (11) forms a circular arrangement of red light spots, green light spots or yellow light spots on the first lampshade (6), and the circular light spots on the first lampshade (6) form a large circular light spot;
The control device simultaneously controls the light emitting time of each color chip in the first LED light source body (3), the second LED light source body (10) and the third LED light source body (11); the control device controls the working process of the telescopic structure (8) according to the light emitting time of each color chip, when the telescopic structure (8) is contracted, the light ring is gradually reduced, and when the light emitting chip is replaced, the telescopic structure (8) is restored to the original state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611157323.7A CN106652509B (en) | 2016-12-13 | 2016-12-13 | LED traffic signal lamp capable of emitting light from two sides |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611157323.7A CN106652509B (en) | 2016-12-13 | 2016-12-13 | LED traffic signal lamp capable of emitting light from two sides |
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| Publication Number | Publication Date |
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| CN106652509A CN106652509A (en) | 2017-05-10 |
| CN106652509B true CN106652509B (en) | 2024-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611157323.7A Active CN106652509B (en) | 2016-12-13 | 2016-12-13 | LED traffic signal lamp capable of emitting light from two sides |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108564801A (en) * | 2018-06-20 | 2018-09-21 | 苏州思在科技有限公司 | A kind of traffic lights |
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| CN203759882U (en) * | 2014-01-15 | 2014-08-06 | 吉安市永安交通设施有限公司 | One-body double-side signal lamp |
| CN206312370U (en) * | 2016-12-13 | 2017-07-07 | 中国计量大学 | A kind of LED traffic signal lamp of double-side |
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| DE2613405A1 (en) * | 1976-03-29 | 1977-10-06 | Siemens Ag | Traffic light signal element - comprises bulb in reflector shaped as parabolic mirror and closed by diffuser plate |
| CN2713994Y (en) * | 2004-01-14 | 2005-08-03 | 李迎新 | Laser surgical knife bit |
| US7030365B2 (en) * | 2004-04-15 | 2006-04-18 | Eaton Corporation | Emitter-detector assembly for a reflex photoelectric object detection system |
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| CN201359238Y (en) * | 2009-02-27 | 2009-12-09 | 崔颖 | Color-blind traffic light |
| JP2011039950A (en) * | 2009-08-18 | 2011-02-24 | Ozeki Denki:Kk | Double-sided signal |
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| CN205640707U (en) * | 2016-05-10 | 2016-10-12 | 温州太阳雨光电有限公司 | Two -sided reflection LED rainbow light |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202740647U (en) * | 2012-08-02 | 2013-02-20 | 深圳普门科技有限公司 | Multi-chip module light-emitting diode (LED) irradiating treatment device capable of adjusting spot size |
| CN203759882U (en) * | 2014-01-15 | 2014-08-06 | 吉安市永安交通设施有限公司 | One-body double-side signal lamp |
| CN206312370U (en) * | 2016-12-13 | 2017-07-07 | 中国计量大学 | A kind of LED traffic signal lamp of double-side |
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