TWI752892B - Pedestrian crossing lighting device - Google Patents

Abstract

Present invention discloses a pedestrian crossing lighting device, including: a light emitting module , the light emitting module having a circuit substrate and a plurality of light emitting units; wherein, the plurality of light emitting units arranged on a light emitting surface, the light emitting module arranged on a position above the pedestrian crossing and the light emitting surface face the pedestrian crossing; the light shape of the light emitting module forming a lighting area covering the pedestrian crossing, the light shape of the lighting area asymmetric to a vertical axis of the light emitting .

Description

Pedestrian crossing lighting installation

The invention relates to a pedestrian crossing lighting device, in particular to a pedestrian crossing lighting device which is arranged on a pedestrian crossing on a road to provide illumination light.

Generally speaking, the main function of street light devices is to provide lighting at night, and passersby need to rely on the lighting of street light devices or vehicle headlights to maintain safety. design, and fail to provide lighting specifically for pedestrian crossings. Therefore, at night or when the line of sight is poor, since the illuminance of the pedestrian crossing is not significantly different from that of other locations on the road, or even lower than the illuminance of the lane, the pedestrians on the pedestrian crossing cannot be clearly contrasted with the surrounding area. Therefore, it is easy for the driver to fail to find the pedestrian, thus causing danger.

However, if the lighting device for the pedestrian crossing is to be added separately, the light pattern distribution generated by the existing lighting device usually covers a large area, so that the lighting area generated by the lighting device for the pedestrian crossing extends beyond the pedestrian crossing, so it is easy to Cause light pollution in the surrounding area, and even make the light of the lighting device directly hit the eyes of drivers or pedestrians, resulting in the danger of blindsightedness.

Therefore, the inventor believes that the above-mentioned defects can be improved. Nate has devoted himself to research and application of scientific principles, and finally proposes an invention with reasonable design and effective improvement of the above-mentioned defects.

The technical problem to be solved by the present invention is to improve the defects of the existing lighting system for pedestrian crossings.

In order to solve the above problem, an embodiment of the present invention provides a pedestrian crossing lighting device, the pedestrian crossing lighting device is arranged at a position adjacent to a pedestrian crossing on a road; the pedestrian crossing lighting device includes: a light-emitting module, The light-emitting module has a circuit substrate and a plurality of light-emitting units arranged on the circuit substrate; wherein, the light-emitting module can define a light-emitting surface, and a light-emitting surface passing through the center of the normal direction of the light-emitting surface. a vertical axis, and a first horizontal axis and a second horizontal axis that are parallel to the light-emitting surface and mutually perpendicular to each other; the light emitted by the light-emitting module irradiates a projection surface parallel to the light-emitting surface to form an illumination area, the illumination area is demarcated by the vertical axis, the two sides of the first horizontal axis can be defined as a first area and a second area, and the illumination area is delimited by the vertical axis The boundary can be defined as a third area and a fourth area on both sides of the second horizontal axis; a plurality of the light-emitting units of the light-emitting module are arranged on the light-emitting surface, and each of the light-emitting units emits light. The units respectively have a light-emitting chip and a lens covering the light-emitting chip, and the light shape of the light emitted by the light-emitting chip is controlled through the lens, so that the lighting area formed by the light-emitting module emits light in the first The length of one horizontal axis is greater than the length of the illumination area in the second axis, and the lengths of the illumination area in the third area and the fourth area are symmetrical with each other, and the illumination area is in the The length of the first area is greater than the length of the lighting area in the first area.

For a further understanding of the features and technical content of the present invention, please refer to the following detailed descriptions and drawings of the present invention. However, the drawings provided are only for reference and description, and are not intended to limit the present invention.

1: Road

2: Pedestrian crossing

3: Traffic signal device

4: Pedestrian sign device

5: Lighting device

100: Lighting module

110: Shell

120: circuit substrate

130: Circuit device

140: light-emitting surface

200: Lighting unit

300: Lens

301: lens body

302: First side

303: Second side

310: First Optical Section

311: The first reflecting surface

312: The first light-emitting surface

320: Second Optical Section

321: Second reflective surface

322: The second light-emitting surface

3221: Central Section

3222: Side part

330: Lighting end

331: light incident surface

400: Luminous Chip

500: Lighting area

C: Optical axis

D1: vertical axis

D2: The first horizontal axis

D21: The first area

D22: Second area

D3: The second horizontal axis

D31: The third area

D32: Fourth area

L1, L2, L3: Illuminance distribution curve

L11, L12: Horizontal distance

H: installation height

FIG. 1 is a schematic perspective view of a road and a pedestrian crossing provided with the pedestrian crossing lighting device of the present invention.

2 is a schematic cross-sectional view of a light-emitting module used in the present invention.

FIG. 3 is a schematic bottom view of the light-emitting module used in the present invention.

4 is a schematic side view of an embodiment of the pedestrian crossing lighting device of the present invention disposed on the pedestrian crossing.

5 is a schematic plan view of the pedestrian crossing lighting device of the present invention projecting light on the pedestrian crossing to form a lighting area.

6 is a schematic perspective view of a light-emitting unit and a circuit substrate in the light-emitting module of the present invention.

7 is a schematic three-dimensional cross-sectional view of the light-emitting unit and the circuit substrate in the light-emitting module of the present invention.

8 is a schematic perspective view of a lens used in the light-emitting unit of the present invention.

9 is a schematic perspective view of the lens used in the light-emitting unit of the present invention, taken from the direction of the light incident end.

FIG. 10 is a schematic diagram of the light path of the light emitting unit of the present invention.

FIG. 11 is a schematic plan view of the orthographic projection of the lens used in the present invention along the optical axis.

FIG. 12 is a simulation diagram of the illuminance distribution of the lighting area of the light-emitting module of the present invention.

The following are specific embodiments to illustrate the embodiments of the "lighting device for pedestrian crossing" disclosed in the present invention, and those skilled in the art can understand the advantages and effects of the present invention from the content disclosed in this specification. The present invention can be implemented or applied through other different specific embodiments, and the details in this specification can also be based on different viewpoints and applications, without departing from the present invention. Various modifications and changes are made under the idea. In addition, the accompanying drawings of the present invention are merely schematic illustrations, and are not drawn according to the actual size, and are stated in advance. The following embodiments will further describe the related technical contents of the present invention in detail, but the disclosed contents are not intended to limit the protection scope of the present invention. In addition, the term "or", as used herein, should include any one or a combination of more of the associated listed items, as the case may be.

As shown in FIG. 1 to FIG. 5 , the pedestrian crossing lighting device of the present invention is disposed on a road 1 adjacent to the pedestrian crossing 2 . The road 1 is provided with a plurality of traffic signal devices 3 and pedestrian signal devices 4 located on both sides of the pedestrian crossing 2 . The lighting device 5 is disposed at a position of the road adjacent to the pedestrian crossing 2 to generate a lighting area 500 covering the pedestrian crossing 2 .

As shown in FIG. 2 and FIG. 3 , the lighting device 5 has a light-emitting module 100 . In this embodiment, the light emitting module 100 has a casing 110 , a circuit substrate 120 disposed in the casing 110 , a circuit device 130 , and a plurality of light emitting diodes disposed on the circuit substrate 120 . unit 200.

As shown in FIG. 2 and FIG. 3 , the light emitting module 100 can define a light emitting surface 140 and a vertical axis D1 passing through the normal direction of the center of the light emitting surface 140 and parallel to the light emitting surface 140 The first horizontal axis D2 and the second horizontal axis D3 are perpendicular to each other. Wherein, a plurality of the light-emitting units 200 are arranged on the circuit substrate 120, and the plurality of the light-emitting units 200 are jointly arranged on the light-emitting surface 140, so that the light emitted by the plurality of the light-emitting units 200 is A surface light source type emitted from the light-emitting surface 140 is formed.

As shown in FIG. 7 , each of the light-emitting units 200 respectively has a light-emitting chip 400 and a lens 300 covering the light-emitting chip 400 . The light emitted by the light emitting module 100 is projected on the ground to form the lighting area 500 .

Since the light emitting module 100 of the present invention directly controls the light shape generated by the light emitting module 100 and the shape of the lighting area 500 through the lens 300 of the light emitting unit 200, the present invention does not require additional light control elements (such as : shading sheet, light guide cover, reflector), which can simplify the structure of the lighting device 5 and reduce the loss of light.

As shown in FIG. 1 , FIG. 4 and FIG. 5 , the light-emitting module 100 of the lighting device 5 faces the light-emitting surface 140 toward the ground of the road 1 and the pedestrian crossing 2 , and the light-emitting surface 140 faces the ground of the road 1 and the pedestrian crossing 2 . The grounds are arranged parallel to each other at a position where the road is adjacent to the pedestrian crossing 2 . And the light-emitting module 100 is disposed at one end of the longitudinal direction of the pedestrian crossing 2 through the frame at a height distance from the ground of the pedestrian crossing 2, and can generate and the pedestrian crossing. 2. The lighting area 500 of a shape-matching elongated shape.

As shown in FIG. 4 and FIG. 5 , the light emitted by the light shape generated by the light emitting module 100 of the lighting device 5 of the present invention is irradiated on a light projection surface parallel to the light emitting surface 140 (for example, a pedestrian crossing The floor of the road 2 ) can form the illumination area 500 . In order to make the shape of the lighting area 500 formed by the light emitted by the light-emitting module 100 match the shape of the pedestrian crossing 2, the present invention arranges the first horizontal axis D2 of the light-emitting module 100 is parallel to the longitudinal direction of the pedestrian crossing 2, and the lighting area 500 generated by the light emitting module 100 is configured such that the length L1 along the first horizontal axis D2 is greater than the length L1 along the second horizontal axis The length L2 in the direction D3 thus enables the lighting area 500 to form an elongated shape that fits the pedestrian crossing 2 .

As shown in FIG. 4 , in the lighting device 5 of the present invention, the light-emitting module 100 is disposed above the road 1 at one end of the two ends of the pedestrian crossing 2 through a frame, and the light-emitting module The light-emitting surface 140 of the group 100 is parallel to the ground of the pedestrian crossing 2, and the height of the light-emitting surface 140 from the ground of the pedestrian crossing 2 is defined as the installation height H, and the installation height H is configured to be between 3m to 5m in height.

In addition, the length L1 of the lighting area 500 formed by the light emitting module 100 in the first horizontal axis D2 is configured to be greater than twice the length L2 of the lighting area 500 in the second horizontal axis D3 above.

In more detail, the present invention configures the lighting area 500 generated by the light emitting module 100 such that the length L1 in the first horizontal axis D2 is arranged to be equal to the installation height H of the light emitting module 100 3 times or more, and in a preferred embodiment of the present invention, the length L1 of the lighting area 500 in the first horizontal axis D2 is arranged to be 3 times to 6 times the installation height H of the light emitting module 100 times the range. In addition, the length L2 of the lighting area 500 in the second horizontal axis D3 is configured to be between 0.5 times and 1.5 times the installation height H, so that the shape of the lighting area 500 is formed to be parallel to the lengthwise direction. The first horizontal axis D1, and the length on the first horizontal axis D1 is much larger than the width on the second horizontal axis D2.

The light pattern formed by the light projected by the light emitting module 100 can be demarcated by the vertical axis D1 of the light emitting module 100, and the light pattern of the light emitting module 100 is along the first horizontal axis D2 can be divided into a first area D21 and a second area D22 with the vertical axis D1 as a boundary, and the light pattern of the light emitting module 100 is on the second horizontal axis D3 with the vertical axis It can be divided into a third area D31 and a fourth area D32 with respect to D1 as a boundary. The light pattern of the light emitting module 100 forms an asymmetric light pattern in the first area D21 and the second area D22, and the lighting area 500 formed by projecting the light pattern on the ground is in the first area D21 and the second area D22. The horizontal distance L11 between the edge position of the region D21 and the vertical axis D1 is much greater than the horizontal distance L12 between the edge position of the illumination region 500 in the second region D22 and the vertical axis D1. In addition, the light patterns of the light emitting module 100 in the third area D31 and the fourth area D32 are mutually symmetrical light patterns.

More specifically, in the light-emitting module 100 of the present invention, the length L11 of the lighting area 500 within the range of the first area D21 is configured so that the lighting area 500 is in the first area D21. The length L12 in the range of the second region D22 is more than 4 times. In a preferred embodiment of the present invention, the length L11 of the illumination area 500 in the range of the first area D21 is configured to be 4 times to 10 times the length L12 of the illumination area 500 in the range of the second area D22 times the range.

Through the above configuration, the light pattern formed by the light emitted by the light emitting module 100 is formed on the first horizontal axis D2 and is asymmetrical to the vertical axis D1, and the light pattern The irradiation distance of the light emitted from the group 100 in the first area D21 is much greater than the irradiation distance in the second area D22. Since the light pattern generated by the light emitting module 100 of the present invention has the above characteristics, the lighting device 5 of the present invention can be arranged on the road 1 close to the pedestrian crossing 2 in the longitudinal direction. position of one end of the light emitting module 100, and the light emitting module 100 is configured such that the first area D21 where the light emitting module 100 generates a light pattern covers the end of the pedestrian crossing 2 close to the light emitting module 100, and all the The second area D22 covers the other end of the pedestrian crossing 2 away from the light emitting module 100 .

As shown in FIG. 6 and FIG. 7 , a plurality of the light emitting units 200 of the light emitting module 100 of the present invention are arranged on the circuit substrate 120 in an array manner, and each of the light emitting units 200 has a A light-emitting chip 400 on the circuit substrate 120 , and a lens 300 covering the light-emitting chip 400 . Each of the light-emitting units 200 controls the light pattern of the light emitted by the light-emitting chip 400 through the lens 300 to form a light pattern with a long and narrow shape and asymmetrical to the vertical axis D1 .

As shown in FIG. 7 to FIG. 9 , each of the lenses 300 respectively includes: a lens body 301 , the lens body 301 can define an optical axis C parallel to the vertical axis D1 , and the lens body 301 The side facing the light-emitting chip 400 in the direction of the optical axis C is defined as the light incident end 330, and the end of the lens body 301 in the direction of the optical axis C relative to the light-emitting chip 400 is defined as the tail end. The rear end of the lens body 301 forms a first optical part 310 and a second optical part 320 .

As shown in FIG. 10 , the lens body 301 is bounded by the optical axis C, and the opposite sides of the optical axis C are respectively defined as a first side 302 and a second side 303 , and the first optical part 310 The second optical part 320 is disposed on the side of the lens body 301 close to the first side 302 , and the second optical part 320 is disposed on the side of the lens body 301 close to the second side 303 . The lens body 301 forms a concave hole shape at the light-incident end 330 capable of accommodating the light-emitting chip 400 , and the lens body 301 forms at the light-incident end 330 a recessed hole that protrudes toward the light-emitting chip 400 . Glossy 331. After the light emitted by the light-emitting chip 400 enters the lens body 301 from the light-incident end 330 , it can enter the first optical part 310 and the second optical part 320 , and then pass through the first optical part 310 and the second optical part 320 is projected to the outside of the lens 300 .

As shown in FIG. 7 to FIG. 10 , in this embodiment, a side of the first optical portion 310 facing the first side 302 forms a first reflective surface 311 , and a side facing the second side 303 forms a first reflective surface 311 . The sides form the first light emitting surface 312 . A side of the second optical portion 320 facing the first side 302 forms a second reflection surface 321 , and a side facing the second side 303 forms a second light emitting surface 322 . The first reflection surface 311 and the second reflection surface 321 are configured such that the incident angle of the light transmitted from the lens body 301 to the first reflection surface 311 and the second reflection surface 321 is greater than The critical angle of total reflection enables most of the light passing through the lens body 301 to reach the first reflecting surface 311 and the second reflecting surface 321 to be reflected by the first reflecting surface 311 and the second reflecting surface 321 The surface 321 is reflected, and is reflected toward the second side 303 , and then transmitted to the outside of the lens body 301 through the first light emitting surface 312 and the second light emitting surface 322 .

In more detail, in this embodiment, the first optical part 310 and the second optical part 320 are arranged at different height positions, and the first light emitting surface 312 of the first optical part 310 It is configured to protrude from the tail end of the second optical part 320 in the direction of the optical axis C, so that the light transmitted from the first light emitting surface 312 is not blocked by the second optical part 320 shield.

The first reflecting surface 311 is configured as a continuous curved surface that is inclined to the optical axis C and is curved toward the second side 303 . The second reflecting surface 321 is configured as an inclined surface or a curved surface inclined to the optical axis C and inclined toward the second side 303 .

In addition, as shown in FIG. 8 , in this embodiment, the first light-emitting surface 312 is composed of a plurality of light-converging curved surfaces, and, viewed from the rear end of the first optical portion 310 in a top view, the The first reflective surface 311 forms a curved surface that is substantially concave toward the first side 302 , so that the first reflective surface 311 can form a curved surface with a condensing effect.

In addition, in this embodiment, the second light-emitting surface 322 of the second optical portion 320 is composed of a plurality of inclined surfaces or curved surfaces with different angles, and the second light-emitting surface 322 is mainly used to control the passage of the light through the first light-emitting surface 322. The light emitting direction of the light reflected by the two reflecting surfaces 321 or directly transmitted from the lens body 301 to the second light emitting surface 322 . More specifically, in this embodiment, the second light emitting surface 322 is composed of a central portion 3221 arranged at the center of the second light emitting surface 322 and side edges arranged on both sides of the central portion 3221 It consists of a portion 3222. When viewed from the rear end of the second optical portion 320 in a top view, the two side portions 3222 of the second light-emitting surface 322 are inclined backward in the direction toward the first side 302. are arranged on both sides of the central portion 3221.

As shown in FIG. 10 , the light-emitting unit 200 of the present invention can control the light refraction direction of the light-emitting chip 400 through the lens 300 . From FIG. 9 , the light representing the light emitted by the light-emitting chip 400 enters the lens body 301 through the light incident surface 331 , and then passes through the first optical part 310 and the second optical part 320 . A reticle that forms multiple ray paths. Through the lens 300 in the present invention, most of the light emitted by the light-emitting chip 400 can be reflected by the first reflecting surface 311 and the second reflecting surface 321 , and then pass through the first light-emitting surface 312 and the second light-emitting surface 322 is refracted to form a direction toward the second side 303 is projected on an inclined path, and only a part of the light is projected on the ground in a direction substantially perpendicular to the optical axis C, so that the light emitted by the light-emitting module 100 can be formed into a long and narrow shape. The illumination area 500 is symmetrical to the vertical axis D1.

Specifically, as shown in FIG. 11 , the lens 300 of the present invention is viewed along the orthographic direction of the optical axis C, and the first reflection surface 311 and the second reflection surface 321 are on the optical axis C The sum of the orthographic projection areas in the direction of the lens 300 accounts for more than 70% of the orthographic projection area of the lens 300 in the direction of the optical axis C, so that more than 50% of the light emitted by the light-emitting wafer 400 can pass through the first The reflection surface 311 and the second reflection surface 321 are reflected and then refracted by the first light emitting surface 312 and the second light emitting surface 322 to project toward a path inclined in the direction of the second side 303 of the lens 300 , Therefore, through the above method, most of the light rays emitted by the light-emitting chip 400 of the present invention can be reflected by the first reflecting surface 311 and the second reflecting surface 321, and then go toward the second reflecting surface 311 and the second reflecting surface 321. It is projected in the lateral direction, so that the light pattern of the light emitting unit 200 of the present invention can form a long and narrow light pattern that is asymmetrical to the optical axis C.

As shown in FIG. 12 , it is a simulation diagram of the illuminance distribution of the illumination area 500 formed by the light shape formed by the light emitting module 100 projected on a light projection surface. In FIG. 11 , the curves marked L1 , L2 and L3 respectively represent the illuminance distribution curves from the outer edge to the inner edge of the lighting area 500 of the light emitting module 100 , wherein the illuminance distribution curve L1 is the outermost periphery of the lighting area 500 . In the area with the weakest illuminance, the illuminance distribution curve L2 is the area of medium illuminance in the middle ring position of the illumination area 500 , and the illuminance distribution curve L3 is the area with the strongest illuminance in the center of the illumination area 500 . It can be clearly seen that the illumination area 500 forms an elongated shape parallel to the first horizontal axis D2, and the illumination area 500 is in the direction of the first horizontal axis D2, and the illuminance distribution curves L1, The widths of the regions surrounded by the illuminance distribution curve L2 and the illuminance distribution curve L3 are maintained at a relatively close level. It can be seen that the illumination area formed by the light emitting module 100 of the present invention is Domain 500 has a fairly uniform illuminance distribution along said first horizontal axis D2.

[Advantageous effects of the embodiment]

One of the beneficial effects of the embodiments of the present invention is that the light-emitting module of the lighting device of the present invention can generate a light pattern with a shape conforming to the lighting area of the pedestrian crossing without passing through a light control device, thus simplifying the The structure of the lighting device. And the lighting area generated by the light-emitting module is an asymmetrical light shape that conforms to the narrow and long shape of the pedestrian crossing, and the light-emitting module projects light in a direction in which the light-emitting surface is parallel to the pedestrian crossing ground, so The light generated by the light-emitting module can be concentrated on the pedestrian crossing, so that the illuminance of the pedestrian crossing can be clearly contrasted with the surrounding environment and no glare will be generated. In addition, when a pedestrian or a driver looks directly at the lighting module, the lighting module will not directly illuminate the eyes of the user or the driver because the light-emitting surface faces the ground, thus avoiding the danger of blindsightedness.

The content disclosed above is only a preferred feasible embodiment of the present invention, and is not intended to limit the scope of the present invention. Therefore, any equivalent technical changes made by using the contents of the description and drawings of the present invention are included in the application of the present invention. within the scope of the patent.

1: Road

2: Pedestrian crossing

3: Traffic signal device

4: Pedestrian sign device

5: Lighting device

500: Lighting area

Claims (9)

A pedestrian crossing lighting device, the pedestrian crossing lighting device is arranged at a position adjacent to a pedestrian crossing on a road; the pedestrian crossing lighting device comprises: a light-emitting module, the light-emitting module has a circuit substrate, and a plurality of light-emitting units disposed on the circuit substrate; wherein, the light-emitting module can define a light-emitting surface, and a vertical axis passing through the normal direction of the center of the light-emitting surface, and parallel to the light-emitting surface The first horizontal axis and the second horizontal axis are perpendicular to each other; the light emitted by the light-emitting module can form a lighting area when the light emitted by the light-emitting module is irradiated on a projection surface parallel to the light-emitting surface. The vertical axis is a boundary, and the two sides of the first horizontal axis can be defined as a first area and a second area, and the lighting area is bounded by the vertical axis, and the second horizontal axis The two sides can be defined as a third area and a fourth area; a plurality of the light-emitting units of the light-emitting module are arranged on the light-emitting surface, and each of the light-emitting units respectively has a light-emitting chip and covers the A lens of the light-emitting chip, controlling the light shape of the light emitted by the light-emitting chip through the lens, so that the length of the illumination area formed by the light-emitting module emitted light in the first horizontal axis is greater than that of the illumination The length of the area in the second axial direction, and the lengths of the illumination area in the third area and the fourth area are symmetrical with each other, and the length of the illumination area in the first area is greater than the illumination area The length of the area in the second area; wherein, the lenses of each of the light-emitting units respectively include: a lens body, and the lens body can respectively define an optical axis parallel to the vertical axis, so The side of the lens body facing the light-emitting chip in the direction of the optical axis is defined as the light-incident end, and the end of the lens body relative to the light-emitting chip in the direction of the optical axis is defined as the tail end. The rear end of the lens body forms a first optical part and a second optical part; the lens body is bounded by the optical axis, and the opposite sides of the optical axis are respectively defined as a first side and a second side, The first optical part is arranged on a side of the lens body close to the first side, the second optical part is arranged on a side of the lens body close to the second side, and the light-emitting chip After the emitted light enters the lens body from the light incident end, the first optical part and the second optical part control the projection of the light toward the second side; the first optical part A side facing the first side forms a first reflective surface, and a side facing the second side forms a first light emitting surface; a side facing the first side of the second optical portion A second reflection surface is formed, and a second light emitting surface is formed on the side facing the second side; wherein, the first reflection surface and the second reflection surface are configured so as to reach the first reflection surface and the second reflection surface. The incident angle of the light of the second reflecting surface is greater than the critical angle of total reflection, so that the light reaching the first reflecting surface can be reflected toward the direction of the first light-emitting surface, and then transmitted to the light-emitting surface through the first light-emitting surface. the outside of the lens body; and the light reaching the second reflection surface can be reflected toward the direction of the second light emitting surface, and then transmitted to the outside of the lens body through the second light emitting surface; wherein, the The first light emitting surface of the first optical part is configured to protrude from the tail end of the second optical part in the optical axis direction, so that the light transmitted from the first light emitting surface is not affected by the The second optical part is shielded. The pedestrian crossing lighting device according to claim 1, wherein at least one of the light-emitting modules is configured so that the length of the lighting area formed by the light generated in the first axis is at least greater than the length of the lighting area in the first axis. The length of the second axial direction is 2 times. The pedestrian crossing lighting device according to claim 2, wherein the light-emitting mode The group is configured such that the light-emitting surface faces the road surface of the road, and the light-emitting surface is parallel to the road surface and is disposed on the road adjacent to the pedestrian crossing. The first horizontal axis of the illumination area is parallel to the longitudinal direction of the pedestrian crossing, and the illumination area covers both ends of the longitudinal direction of the pedestrian crossing, and the surrounding area of the pedestrian crossing area. The pedestrian crossing lighting device according to claim 3, wherein the height of the light-emitting surface of the light-emitting module from the road surface is defined as an installation height, and the installation height is configured to be between 3m and 5m, and all The length of the illumination area in the first horizontal axis is configured to be between 3 times to 6 times the installation height, and the length of the illumination area in the second horizontal axis is configured to be between the installation height 0.5 times to 1.5 times the length of the illumination area in the first area is greater than the length of the illumination area in the second area in the range of 4 times to 10 times. The pedestrian crossing lighting device according to any one of claims 1 to 4, wherein the first reflecting surface is configured as a continuous curved surface that is inclined to the optical axis and curved toward the second side direction; the The second reflection surface is arranged to be inclined with the optical axis and inclined toward the second side direction. The pedestrian crossing lighting device according to claim 5, wherein the sum of the orthographic projection areas of the first reflecting surface and the second reflecting surface in the direction of the optical axis is greater than that of the lens in the light 70% or more of the orthographic projection area in the axial direction. The pedestrian crossing lighting device according to claim 5, wherein the first reflecting surface is configured to form a concave surface concave toward the first side when viewed from the rear end of the first optical part in a plan direction. The pedestrian crossing lighting device according to claim 7, wherein the second light emitting surface is configured to have a central portion, and side portions located on both sides of the central portion, from the second optical portion The rear end is viewed in the top view direction, so The two side portions of the second light emitting surface are inclined backward toward the direction of the first side. The pedestrian crossing lighting device according to claim 5, wherein the light incident end forms a light incident surface, and the light incident surface is configured to protrude toward the light-emitting chip.

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