CN101603651A - Light-emitting diode street lamp with auxiliary lamp source - Google Patents

Abstract

The invention provides a light-emitting diode street lamp with an auxiliary lamp source, which comprises a lamp body for providing a road lighting source and the auxiliary lamp source which is used for providing a lamp signal indication for a passerby and is arranged on one side surface of the lamp body. In one embodiment, the auxiliary light source corresponds to and is synchronously displayed with a nearby traffic signal light. The auxiliary light source comprises a first light emitting diode module arranged on the lamp body. The LED street lamp with the auxiliary lamp source can fully utilize the advantages of the LED such as power saving, long service life, no mercury harm and the like, so that the LED street lamp has more functions to improve the purposes and the effects.

Description

LED street light with auxiliary light source

technical field

The invention relates to a street lamp, in particular to an LED street lamp with a light emitting diode (Light Emitting Diode; LED) auxiliary lamp.

Background technique

Compared with traditional incandescent lamps under the same illuminance, LED lamps can save more than 40% of the energy efficiency. Because of this, the energy-saving measures of various countries include the introduction of LEDs into various lighting fields, including LED street lamps development of.

In addition to saving electricity compared to traditional street lamps such as metal halide lamps, incandescent lamps, and high-pressure sodium lamps, LED street lamps also have the advantages of long service life and no mercury hazards. LED street lamps will replace traditional street lamps in the future and become the mainstream of road lighting.

In addition to the above advantages, it can also be used with digital control to control the brightness. This function not only improves the efficiency of energy use, but also controls the LED to provide the required ultra-high brightness in foggy or rainy conditions. In addition, LEDs are small in size and can be packaged flat, so they can be designed in different combination applications than traditional light bulbs. Furthermore, its color recognition is good, and it is suitable for applications such as traffic signs.

Generally, the structure of a street lamp is a light source and a lampshade. Such a structure is difficult to provide any additional functions, and the usage of the street lamp cannot be diversified. However, at present, LED street lights still adopt the design of traditional street lights, and do not make full use of the advantages of LEDs, allowing LED street lights to have more functions to improve usage and efficacy.

Contents of the invention

The object of the present invention is to provide a light-emitting diode street lamp with an auxiliary light source, so that it can make full use of the advantages of LED such as power saving, long service life and no mercury hazard, so that the LED street lamp has more functions to improve Uses and efficacy.

According to the present invention, there is provided an LED street lamp with an auxiliary light source, the street lamp includes a lamp body and a first LED module. The lamp body has a light source for providing road lighting; and the first light-emitting diode module is arranged on the lamp body and is used for providing signal indication to passers-by.

According to the present invention, there is provided an LED street lamp with an auxiliary light source, the street lamp includes a lamp body and at least one first LED module. The lamp body has a light source for providing road lighting; and the first LED module is arranged on the lamp body and faces the direction of road travel.

According to the present invention, there is provided a light-emitting diode street lamp with an auxiliary light source which is synchronously displayed with a traffic signal light, and the street light comprises a lamp body and a plurality of first light-emitting diode modules. The lamp body has a light source for providing road lighting; and the plurality of first LED modules correspond to the traffic signal lamp and are arranged on the lamp body, wherein the first LED modules face the direction of road travel.

In one embodiment, the light source for providing road lighting is a second LED module. The second light emitting diode module may comprise a plurality of light emitting diodes emitting white light, or generate white light on the principle of complementarity.

The beneficial technical effect of the present invention is that, using the light-emitting diode street lamp with auxiliary light source of the present invention can make full use of the advantages of LED such as power saving, long service life and no mercury hazard, so that the LED street lamp has more functions, and Improve usage and efficacy.

The above description is only an overview of the technical solution of the present invention. In order to understand the technical means of the present invention more clearly and implement it according to the contents of the description, the following describes several embodiments of the present invention together with the accompanying drawings in detail.

Description of drawings

Fig. 1 is a schematic diagram of a LED street lamp according to an embodiment of the present invention;

Fig. 2 is a schematic diagram of a lamp body of an LED street lamp according to an embodiment of the present invention;

3 and 4 are schematic diagrams of a first LED module according to an embodiment of the present invention;

FIG. 5 is a schematic diagram of a first LED module according to another embodiment of the present invention; and

6 and 7 are schematic diagrams of lamp bodies of LED street lamps according to other two embodiments of the present invention.

Wherein, the reference signs are explained as follows:

100 LED street lights 102, 102′, 102″ lamp body

104 auxiliary light source 106 traffic lights

202 outer cover 204 cooling module

206 heat dissipation partition board 208 second light-emitting diode module

210 lighting openings 212 cooling openings

214 first light-emitting diode module 214a red light-emitting diode module

214b yellow light-emitting diode module 214c green light-emitting diode module

214d-241g first LED module 302a red LED

302b yellow light diode 302c green light diode

602 image sensor 702 gas detection element

Detailed ways

FIG. 1 is a schematic diagram of an LED street lamp 100 according to an embodiment of the present invention. The present invention discloses a light-emitting diode street lamp 100, which includes a lamp body 102, and the lamp body 102 includes at least one auxiliary light source 104, wherein the auxiliary light source 104 is arranged on one side of the lamp body 102, and it is used to provide Traffic light indication. In this embodiment, one side of the lamp body 102 has a plurality of auxiliary light sources 104 corresponding to a front traffic signal light 106, and the plurality of auxiliary light sources 104 face the direction of road travel, so as to provide lights for passers-by. number instruction. The plurality of auxiliary light sources 104 can emit three colors of red, yellow and green synchronously with the traffic signal light 106 . The lamp body 102 can be arranged at a place where the traffic signal lamp 106 is visually obscured, such as a curve or a ramp, so that passers-by can know in advance the traffic signal lamp 106 that is about to be encountered ahead through the auxiliary light source 104 on the lamp body 102 The unexpected real-time situation of the traffic signal light 106 can be avoided, thereby improving driving safety. Utilizing the technology disclosed in the present invention can improve the utility and efficacy of the street lamp 100 and reduce the cost of repeated installation of traffic signal lamps with similar reminding functions.

The auxiliary light source 104 is not only used as a traffic signal indicator synchronously with the traffic signal light 106, but also can be used as a display device for the traffic control center to provide prompts such as traffic accidents, construction, and weather conditions. It can also be used as a decorative light for festivals or events because of its lighting effect.

FIG. 2 is a schematic diagram of a lamp body 102 of an LED street lamp according to an embodiment of the present invention. The lamp body 102 includes a second light-emitting diode module 208 for providing a road lighting source, and a heat dissipation partition plate 206 and a heat dissipation module 204 are arranged on the back of the illuminating surface, and the heat dissipation module 204 includes a plurality of heat dissipation fins . Through the heat dissipation module 204 , the heat generated when the second LED module 208 emits light can be conducted to the outside. An outer cover 202 has an accommodating space for accommodating the auxiliary light source 104 , the heat dissipation module 204 , the heat dissipation spacer 206 and the second LED module 208 , and the outer cover 202 includes an illumination opening 210 and a heat dissipation opening 212 . The light emitted by the second LED module 208 can be irradiated on the road through the lighting opening 210 ; A lampshade can be disposed on the illumination opening 210 of the outer cover 202 , and the lampshade can be a lens. A lens can be used to concentrate the irradiating light without diverging it.

The second LED module 208 includes a plurality of LEDs that emit white light, or generate white light based on a complementary principle. The auxiliary light source 104 includes a first LED module 214 providing a light source.

3 and 4 are schematic diagrams of the first LED module 214 according to an embodiment of the present invention. In this embodiment, the setting of the auxiliary light source 104 is applied to a traffic signal light as an example, but the actual application is not limited to this example. The auxiliary light source 104 includes a first LED module 214 that provides a light source. The first LED module 214 can be a red LED module 214a, a yellow LED module 214b, and a green LED module 214c, wherein red light emits light. The diode module 214a includes a plurality of red light emitting diodes 302a; the yellow light emitting diode module 214b includes a plurality of yellow light emitting diodes 302b that emit yellow light; the green light emitting diode module 214c includes a plurality of green light emitting diodes 302c . The first LED module 214 is transformed or displayed synchronously with the traffic signal, that is, when the red light of the traffic signal is on, the red LED module 214a emits red light synchronously.

4, the lamp body 102 has a first light emitting diode module 214d, a first light emitting diode module 214e and a first light emitting diode module 214f, and each of the first light emitting diode modules 214d-214f has a red light diode 302a, a yellow light Diode 302b and green LED 302c. The light emitting diodes 302a-302c can be arranged in a staggered manner as shown in the figure, and can also include other arrangements. When the traffic signal turns red, the red LED 302a in each first LED module 214d-214f emits red light synchronously; and when the signal changes to green, the green LED 302c emits green synchronously.

In the case of mixing LEDs of different colors, only one first LED module (any one of 214f, 214e, and 214d ) that is sufficient to be noticed by passers-by can be provided.

FIG. 5 is a schematic diagram of a first LED module 214g according to another embodiment of the present invention. The first light emitting diode module 214g may include an LED text display screen capable of displaying text information, and the traffic control center may transmit road condition information to passers-by through the LED display screen.

FIG. 6 and FIG. 7 are schematic diagrams of a lamp body 102 ′ of an LED street lamp according to another embodiment of the present invention. In addition to the auxiliary light source 104, the lamp body 102' can also be provided with an image sensor 602 beside the auxiliary light source 104, and the road condition can be monitored by using the image sensor 602. The image sensor 602 can be a photocoupler image sensor or a CMOS image sensor.

Referring to Fig. 7, in addition to the lamp body 102 "can include the image sensor 602, a specific gas detection element 702 can also be arranged next to the auxiliary light source 104, the specific gas detection element 702 is used to monitor the air quality of the road, and the specific gas The detection element 702 can monitor conditions including, for example, carbon dioxide or nitric oxide.

The technical content and technical features of the present invention have been disclosed above, but those skilled in the art may still make various substitutions and modifications based on the teaching and disclosure of the present invention without departing from the spirit of the present invention. Therefore, the protection scope of the present invention should not be limited to the contents disclosed in the embodiments, but should include various replacements and modifications that do not depart from the present invention, and should be covered within the protection scope of the appended claims.

Claims (12)

1. light emitting diode road lamp with auxiliary lamp source comprises:

One lamp body has a light source that road lighting is provided; And

One first light-emitting diode (LED) module is arranged at a side of this lamp body, and provides the cresset indication for passerby.

2. light emitting diode road lamp as claimed in claim 1, wherein this light source that road lighting is provided is one second light-emitting diode (LED) module.

3. light emitting diode road lamp as claimed in claim 2, wherein this lamp body comprises the radiating module on the opposite face of plane of illumination that an outer cover and with a spatial accommodation, an illumination opening and a radiating opening is arranged at this second light-emitting diode (LED) module, this radiating module is used for for this second light-emitting diode (LED) module heat radiation, and wherein this second light-emitting diode (LED) module and this radiating module are arranged at this spatial accommodation.

4. light emitting diode road lamp as claimed in claim 3, wherein this lamp body also comprises a lampshade or lens that are arranged at this illumination opening, and is arranged at an optocoupler components image sensor or the complementary metal oxide semiconductor image sensor on this outer cover and is used to detect a specific gas detecting element of specific gas.

5. light emitting diode road lamp as claimed in claim 4, wherein this specific gas is carbon dioxide or nitric oxide.

6. light emitting diode road lamp as claimed in claim 1, wherein this first light-emitting diode (LED) module is a literal display screen.

7. light emitting diode road lamp with auxiliary lamp source, itself and traffic lights show that synchronously this light emitting diode road lamp comprises:

One lamp body has a light source that road lighting is provided; And

At least one first light-emitting diode (LED) module is arranged on this lamp body, and wherein said at least one first light-emitting diode (LED) module is towards road direction.

8. light emitting diode road lamp as claimed in claim 7, wherein this light source that road lighting is provided is one second light-emitting diode (LED) module.

9. light emitting diode road lamp as claimed in claim 8, wherein this lamp body comprises a radiating module that is arranged on the opposite face of plane of illumination of this second light-emitting diode (LED) module, and this radiating module is used for for this second light-emitting diode (LED) module heat radiation.

10. light emitting diode road lamp as claimed in claim 9, wherein this lamp body comprises one and has a spatial accommodation and comprise the outer cover of an illumination opening and a radiating opening, and the lampshade or the lens that are arranged at this illumination opening, wherein this second light-emitting diode (LED) module and this radiating module are arranged at this spatial accommodation.

11. light emitting diode road lamp as claimed in claim 7, wherein this first light-emitting diode (LED) module comprises and sends multiple and the light emitting diode corresponding color of light of these traffic signals, and wherein said sending multiplely is staggered with the light emitting diode corresponding color of light of these traffic signals.

12. light emitting diode road lamp as claimed in claim 7, wherein this light emitting diode road lamp comprises a plurality of described first light-emitting diode (LED) modules, and a plurality of described first light-emitting diode (LED) modules are corresponding with the color of light that these traffic lights are sent respectively.

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