CN221222425U - Lighting device for highway tunnel - Google Patents

Lighting device for highway tunnel Download PDF

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Publication number
CN221222425U
CN221222425U CN202322988440.XU CN202322988440U CN221222425U CN 221222425 U CN221222425 U CN 221222425U CN 202322988440 U CN202322988440 U CN 202322988440U CN 221222425 U CN221222425 U CN 221222425U
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China
Prior art keywords
lighting device
light projecting
connection
tunnel
light
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CN202322988440.XU
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Chinese (zh)
Inventor
刘成禹
罗业富
刘琦
何时
刘子轩
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Sichuan Zongheng Jiaoan Technology Co ltd
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Sichuan Zongheng Jiaoan Technology Co ltd
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Abstract

The utility model discloses a lighting device for a highway tunnel, which relates to the field of tunnels. The device combines the surface light source and the projection light source to realize the light direction conversion between the daytime and the nighttime at the entrance and can also effectively achieve the effects of energy conservation, consumption reduction and emission reduction.

Description

Lighting device for highway tunnel
Technical Field
The utility model relates to the field of tunnels, in particular to a lighting device for highway tunnels.
Background
Before a daytime vehicle enters a tunnel, if the brightness of light in the tunnel is insufficient, the tunnel opening is perceived to be a huge black hole when seen from the outside of the tunnel because the brightness difference between the inside and the outside of the tunnel is extremely large, and after entering the black hole, the vision needs several seconds or even tens of seconds to adapt to darkness, so that the driving safety hidden trouble is brought. On the contrary, the tunnel portal is perceived as a huge 'white hole', and the user feels dazzled after entering the tunnel portal. After the vehicle enters the tunnel for a certain distance, the driver can see the road condition after adapting to the light environment of the tunnel, and the phenomenon is called as 'compliance lag'. Daytime vehicles drive out of the tunnel, the light at the exit is strong, and a driver feels that the tunnel exits like a huge 'white hole', and dazzling light is arranged outside the tunnel. If the road lamp is not bright enough, the driver can feel that the tunnel portal is a black hole. The visual discomfort caused by the white hole and black hole effect affects the driving safety, and traffic accidents can be caused when the traffic accidents are serious, so that life and property losses are caused.
In the prior art, the manual intervention degree is improved on the light brightness of the tunnel, but the light brightness in the tunnel is certain, when a driver enters the tunnel to adapt to the brightness, the road condition in the tunnel cannot be accurately illuminated when the driver runs in the tunnel, and then traffic accidents are easy to occur.
Disclosure of utility model
An object of the present utility model is to provide a lighting device for highway tunnel, which combines a surface light source and a light projecting light source to realize the light direction conversion between daytime and nighttime at the entrance and exit.
The purpose is realized by adopting the following technical scheme:
A lighting device for highway tunnel includes a plurality of lighting device that set up along tunnel direction of travel, is provided with face light source board and light projecting source board on the lighting device, is provided with a plurality of area light sources on the face light source board, is provided with a plurality of light projecting sources on the light projecting source board, face light source board is towards tunnel entry, light projecting source board is towards tunnel exit. The lighting device comprises a connecting seat and a connecting plate arranged on the connecting seat, and the face light source plate and the light projecting source plate are respectively arranged on two sides of the connecting plate.
The surface light source is a light emitting mode, and compared with the led point light source and a common lamp light source, the conventional surface light source such as a flat light source has the characteristics of soft light emission, no eye injury, electricity saving, natural light and the like. The light source is a lamp with illuminance higher than ambient environment on the illuminated surface, and is also called spotlight. In general, it can be aimed in any direction and has a structure that is not affected by climatic conditions.
This scheme adopts area light source and light projecting source to combine together, makes the vehicle when getting into the tunnel, and the head-on projection is the area light source, can avoid strong light to throw down the problem that causes the giddiness to eyes, will throw the light source simultaneously and throw towards the place ahead from the vehicle rear, further improved luminance, can also avoid strong light to just right with eyes, effectively improve the comfort level. Therefore, the scheme adopts a mode of combining the surface light source and the light projecting source, can effectively improve the brightness of the tunnel portal and the visibility of objects in the tunnel, and realizes the light direction extension of the tunnel portal.
Preferably, the included angle between the surface light source plate and the connecting plate is 45 degrees. When the vehicle enters the tunnel, the driver is opposite to the surface light source plate, and the lighting effect is improved under soft light.
Further, the one end and the connecting seat hinge connection of light projecting source board are provided with the regulating part on the connecting plate, the regulating part makes light projecting source board use its junction with the connecting seat to rotate as the centre of a circle. The included angle between the light projecting source plate and the connecting seat is 45-90 degrees. The angle of regulating part adjustment light projecting source board makes the vehicle pass through, and the light projecting source on the light projecting source board can be followed the vehicle rear and is projected towards tunnel exit direction, ensures the luminance of going.
Specifically, the adjusting piece comprises a screw rod, a stepping motor, a screw rod nut and an adjusting rod, wherein the stepping motor is arranged on the connecting plate and is connected with the screw rod, and the stepping motor controls the screw rod to rotate; the screw rod nut is connected with the screw rod in a matched manner and slides along the extending direction of the screw rod; one end of the adjusting rod is connected with the screw rod nut, and the light projecting source plate is driven to rotate through the stepping motor.
Preferably, the plurality of lighting devices are arranged side by side, and the distances between two adjacent lighting devices are the same. The distance between two adjacent lighting devices is 0.5-2 meters. The connecting seat is mutually perpendicular to the connecting plate, and the connecting plate is positioned on the vertical plane. The connecting seat is provided with a transparent protective cover.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
The illumination device for the highway tunnel adopts the combination of the surface light source and the light projecting light source to realize the light direction conversion between the daytime and the nighttime at the entrance and the exit, and can also effectively achieve the effects of energy conservation, consumption reduction and emission reduction. Simultaneously, the regulating part makes the light projecting source plate rotate by taking the joint of the light projecting source plate and the connecting seat as the circle center. The angle of regulating part adjustment light projecting source board makes the vehicle pass through, and the light projecting source on the light projecting source board can be followed the vehicle rear and is projected towards tunnel exit direction, further guarantees the luminance of going.
Drawings
The accompanying drawings, which are included to provide a further understanding of embodiments of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model. In the drawings:
fig. 1 is a schematic view of a lighting device in embodiment 1;
Fig. 2 is a schematic diagram of the positional relationship between a vehicle and a face light source plate and a light projecting source plate in embodiment 1;
fig. 3 is a schematic structural diagram of the light projecting source plate in embodiment 2 with an included angle of 45 degrees with the connection base;
fig. 4 is a schematic structural diagram of the embodiment 2 in which the included angle between the light projecting source plate and the connection base is 90 degrees.
In the drawings, the reference numerals and corresponding part names:
1-connecting seat, 2-connecting plate, 3-regulation pole, 4-face light source board, 5-light projecting source board, 6-transparent safety cover.
Detailed Description
For the purpose of making apparent the objects, technical solutions and advantages of the present utility model, the present utility model will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present utility model and the descriptions thereof are for illustrating the present utility model only and are not to be construed as limiting the present utility model.
In the description of the present utility model, it should be understood that the terms "front", "rear", "left", "right", "upper", "lower", "vertical", "horizontal", "high", "low", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the scope of the present utility model.
Example 1
The device comprises a plurality of lighting devices arranged along the running direction of a tunnel, as shown in fig. 1, the lighting devices comprise a connecting seat 1 and a connecting plate 2 arranged on the connecting seat 1, and a face light source plate 4 and a light projecting source plate 5 are respectively arranged on two sides of the connecting plate 2. Be provided with face light source board 4 and light projecting source board 5 on the lighting device, be provided with a plurality of area light sources on the face light source board 4, be provided with a plurality of light sources of throwing on the light projecting source board 5, face light source board 4 orientation tunnel entry, light projecting source board 5 orientation tunnel export.
In this scheme, the face light source board 4 corresponds with the tunnel entry towards the tunnel entry, and the light projecting source board 5 corresponds with the tunnel exit towards the tunnel exit, corresponds and is not just right, and as shown in fig. 2, connecting seat 1 sets up in the tunnel, and face light source board 4 and light projecting source board 5 all connect on connecting plate 2, and face light source board 4 is towards the one side of tunnel entry, and light projecting source board 5 is towards the one side of tunnel exit.
In some embodiments, the plurality of lighting devices are arranged side by side, and the distance between two adjacent lighting devices is the same, and the distance between two adjacent lighting devices is 0.5-2 meters. The included angle between the face light source board 4 and the connecting board 2 is 45 degrees. The connecting seat 1 and the connecting plate 2 are mutually perpendicular, and the connecting plate 2 is positioned on a vertical plane. The connecting seat 1 is provided with a transparent protective cover 6.
Example 2
In the above embodiment, one end of the light projecting source plate 5 is hinged to the connecting seat 1, and the connecting plate 2 is provided with an adjusting member, and the adjusting member makes the light projecting source plate 5 rotate around the connection position between the light projecting source plate 5 and the connecting seat 1. As shown in fig. 3, the adjusting piece comprises a screw rod, a stepping motor, a screw rod nut and an adjusting rod 3, wherein the stepping motor is arranged on the connecting plate 2 and is connected with the screw rod, and the stepping motor controls the screw rod to rotate; the screw rod nut is connected with the screw rod in a matched manner and slides along the extending direction of the screw rod; one end of the adjusting rod 3 is connected with a screw-nut, and the light projecting source plate 5 is driven to rotate by a stepping motor.
In this embodiment, the stepper motor works to make the included angle between the light projecting source plate 5 and the connection base 1 be 45-90 degrees. In the original state, as shown in fig. 3, the included angle between the light projecting source plate 5 and the connecting seat 1 is 45 degrees, when the light projecting source plate 5 rotates, the screw nut slides along the extending direction of the screw rod, the adjusting rod 3 is driven to move so that the light projecting source plate 5 rotates, and when the included angle between the light projecting source plate 5 and the connecting seat 1 is 90 degrees, as shown in fig. 4.
Example 3
On the basis of the embodiment, the device further comprises a vehicle detection component for acquiring vehicle movement position information, and the adjusting piece adjusts the direction of the light projecting source plate 5 according to the vehicle movement position information so that the light projecting source projects from the rear of the vehicle towards the direction of the tunnel exit. The vehicle detection assembly comprises uniform vehicle position detection sensors, such as an infrared sensor, a pressure sensor and the like, wherein the vehicle position detection sensors are uniformly arranged in the tunnel respectively, when a vehicle runs in the tunnel, the vehicle obtains the position information of the vehicle when passing one of the vehicle position detection sensors, and the position of the light projecting source plate is adjusted according to the position information of the vehicle.
In some embodiments, the distance between two adjacent light projecting source plates 5 is 2 meters, a plurality of lighting devices corresponds to a plurality of vehicle position detection sensors one by one, when in an original state, the included angle between the light projecting source plates 5 and the connecting plate 2 is 45 degrees, when a vehicle passes through one vehicle position detection sensor, the light projecting source plates 5 in the lighting devices corresponding to the vehicle position detection sensor rotate at a speed of 5 degrees per second, after rotating by 45 degrees, the light projecting source plates are perpendicular to the connecting seat 1, and return to the original state, namely, the state that the included angle between the light projecting source plates 5 and the connecting plate 2 is 45 degrees is repeatedly used.
In some embodiments, not every vehicle needs projection of a projection light source, the lighting system further includes an image acquisition component, the image acquisition component is used for acquiring images of a target vehicle, for three vehicles running continuously, the images of a first vehicle are acquired as the target vehicle, the other two vehicles are the same-vehicle, when the target vehicle passes through one vehicle position detection sensor, the projection light source plate 5 in the lighting device corresponding to the vehicle position detection sensor rotates at a speed of 5 degrees per second, and after rotating for 45 degrees, the projection light source plate is perpendicular to the connecting seat 1, returns to an original state and is reused; when the other two vehicles in the same row pass through the vehicle position detection sensor, no new trigger instruction is generated for the lighting device corresponding to the vehicle position detection sensor.
The term "coupled" as used herein, unless otherwise indicated, may be either directly or indirectly through other elements.
The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the utility model, and is not meant to limit the scope of the utility model, but to limit the utility model to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims (10)

1. A lighting device for highway tunnel, its characterized in that includes a plurality of lighting device that set up along tunnel direction of travel, is provided with face light source board (4) and light projecting source board (5) on the lighting device, is provided with a plurality of area light sources on face light source board (4), is provided with a plurality of light projecting sources on light projecting source board (5), face light source board (4) are towards tunnel entry, and light projecting source board (5) are towards tunnel exit.
2. A lighting device for a highway tunnel according to claim 1, characterized in that the lighting device comprises a connection socket (1) and a connection board (2) arranged on the connection socket (1), and a face light source board (4) and a light projecting source board (5) are arranged on both sides of the connection board (2), respectively.
3. A lighting device for a highway tunnel according to claim 2, characterized in that the angle between the face light source plate (4) and the connection plate (2) is 45 degrees.
4. A lighting device for a road tunnel according to claim 2, characterized in that one end of the light projecting source plate (5) is hinged to the connection base (1), and that the connection plate (2) is provided with an adjusting member which causes the light projecting source plate (5) to rotate about its connection to the connection base (1) as a centre of a circle.
5. A lighting device for a road tunnel according to claim 4, characterized in that the adjusting member comprises a screw rod, a stepper motor, a screw nut and an adjusting rod (3), the stepper motor being arranged on the connecting plate (2), the stepper motor being connected to the screw rod, the stepper motor controlling the screw rod to rotate; the screw rod nut is connected with the screw rod in a matched manner and slides along the extending direction of the screw rod; one end of the adjusting rod (3) is connected with a screw nut, and the light projecting source plate (5) is driven to rotate through a stepping motor.
6. A lighting device for a highway tunnel according to claim 4, characterized in that the angle between the light projecting source plate (5) and the connection socket (1) is 45-90 degrees.
7. A lighting device for a highway tunnel according to claim 1 and wherein a plurality of lighting devices are arranged side by side with the same distance between two adjacent lighting devices.
8. A lighting device for a highway tunnel according to claim 7 and wherein the distance between two adjacent lighting devices is 0.5-2 meters.
9. A lighting device for a highway tunnel according to claim 2, characterized in that the connection sockets (1) and the connection plates (2) are mutually perpendicular and the connection plates (2) lie in a vertical plane.
10. Lighting device for highway tunnels according to claim 2, characterized in that the connection base (1) is provided with a transparent protective cover (6).
CN202322988440.XU 2023-11-03 2023-11-03 Lighting device for highway tunnel Active CN221222425U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202322988440.XU CN221222425U (en) 2023-11-03 2023-11-03 Lighting device for highway tunnel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202322988440.XU CN221222425U (en) 2023-11-03 2023-11-03 Lighting device for highway tunnel

Publications (1)

Publication Number Publication Date
CN221222425U true CN221222425U (en) 2024-06-25

Family

ID=91569544

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202322988440.XU Active CN221222425U (en) 2023-11-03 2023-11-03 Lighting device for highway tunnel

Country Status (1)

Country Link
CN (1) CN221222425U (en)

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