CN117387023A - Ramp lighting lamp - Google Patents
Ramp lighting lamp Download PDFInfo
- Publication number
- CN117387023A CN117387023A CN202311547617.0A CN202311547617A CN117387023A CN 117387023 A CN117387023 A CN 117387023A CN 202311547617 A CN202311547617 A CN 202311547617A CN 117387023 A CN117387023 A CN 117387023A
- Authority
- CN
- China
- Prior art keywords
- light
- lamp
- ramp
- cover
- lighting lamp
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- 238000005192 partition Methods 0.000 claims description 4
- 241000258971 Brachiopoda Species 0.000 abstract 3
- 230000017525 heat dissipation Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000005286 illumination Methods 0.000 description 4
- 230000004907 flux Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Classifications
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- 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
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
- F21V5/048—Refractors for light sources of lens shape the lens being a simple lens adapted to cooperate with a point-like source for emitting mainly in one direction and having an axis coincident with the main light transmission direction, e.g. convergent or divergent lenses, plano-concave or plano-convex lenses
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- 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
- F21V5/00—Refractors for light sources
- F21V5/007—Array of lenses or refractors for a cluster of light sources, e.g. for arrangement of multiple light sources in one plane
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/103—Outdoor lighting of streets or roads
Abstract
The invention discloses a ramp lighting lamp, which comprises a lamp shell, wherein a lamp cover is covered at an opening of the lamp shell, an anti-glare grille cover is arranged at the inner side of the lamp cover, the anti-glare grille cover is positioned in the lamp shell, the lamp cover comprises a light transmission opening, a light transmission cover is covered at the light transmission opening, the anti-glare grille cover faces the light transmission opening, a circuit board is arranged in the anti-glare grille cover, a plurality of lenses are arranged on the surface of the circuit board, a light emitting source is arranged in the lenses, and an adapter is connected to the outer side of the anti-glare grille cover. The lens is arranged, so that the light-emitting source can be refracted, light can be effectively prevented from facing a driver, and the driving safety is improved.
Description
Technical Field
The invention relates to the technical field of lamp illumination, in particular to a ramp illuminating lamp.
Background
The ramp lighting lamp is generally used for traffic places such as bridges, three-dimensional traffic, ramp road sections and the like which are not suitable for conventional street lamp lighting, the conventional ramp lighting lamp is arranged on two sides of a ramp, the surface of the invention is vertical to a road surface, the light emitting direction of a light source is parallel to the road surface, and if the mounting mode is adopted, the mounting height of the lamp is too low, the lamp can effectively illuminate the road surface, but the light above the lamp is insufficient, the sight line effect of a driver in the vehicle is poor, and if the mounting height is too high, the insufficient road lighting is caused, the lamp is easy to form contrast with the driver, and the sight line is influenced; in addition, most of the lamp beads of the existing ramp illuminating lamps are not provided with lenses, and anti-dazzle is realized only through an anti-dazzle grille cover, so that the anti-dazzle effect is poor, and improvement is urgently needed.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a ramp lighting lamp, which can refract a luminous source by arranging a lens, effectively prevent light from facing a driver and improve the driving safety.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a ramp lighting lamp, includes the lamp body, lamp body opening part lid has the lamp lid, the lamp lid inboard is equipped with anti-dazzle grille cover, anti-dazzle grille cover is located inside the lamp body, the lamp lid includes the light-transmitting opening, light-transmitting opening department lid has the light-transmitting cover, anti-dazzle grille cover is just to the light-transmitting opening, be equipped with the circuit board in the anti-dazzle grille cover, the circuit board surface is equipped with a plurality of lenses, the inside luminescent source that is equipped with of lens, the anti-dazzle grille cover outside is connected with the adapter.
The number of the light transmission openings is two and is isolated by the partition plate, and the number of the anti-dazzle grille covers is consistent with that of the light transmission openings.
And a plurality of heat dissipation ribs are arranged on the outer side of the anti-dazzle grille cover.
The lens comprises a base, a light incident surface, a refraction part and a light emergent surface, wherein the base is abutted against the circuit board, and light rays of the light source are incident to the refraction part from the light incident surface, are refracted by the refraction part and then are emitted from the light emergent surface to form a light spot similar to a rectangle.
The light-emitting surface comprises a curved surface, an inner concave surface and a spherical surface which are sequentially arranged, and the curved surface, the inner concave surface and the spherical surface are smoothly connected.
The thickness of the refraction part from the curved surface to the concave surface direction is gradually reduced, and the thickness of the refraction part from the concave surface to the spherical surface direction is gradually reduced.
The light rays emitted from the curved surface of the light source have downward trend.
The light rays emitted from the inner concave surface and the spherical surface of the light source are in upward trend.
The beneficial effects of the invention are as follows:
1. the light intensity distribution of the invention is approximately rectangular, the light source can irradiate most of light rays to one third of the plane after passing through the lens, namely, most of the light rays are emitted to one side, if most of the light rays face the ramp ground, the ramp ground can be illuminated, and when a driver looks at the main body of the illuminating lamp, the light rays cannot direct the driver, so that safe driving is ensured;
2. after the installation of the lighting lamp main body and the ramp wall is finished, the uppermost light ray of the lighting lamp main body is obliquely downwards arranged towards the ramp ground, a part of the bottommost light ray of the lighting lamp main body is refracted to the ground, the uppermost light ray can meet the central position of the ramp ground in the width direction by about a meter, and the lighting lamp main bodies are arranged on the ramp walls on two sides of the ramp, so that most of light sources can be controlled at the position which is at a height of a meter from the ground through the irradiation of the lighting lamp main bodies on two sides, the irradiation height of the lighting lamp main body is close to the ramp ground, so that not only can the ramp ground be well illuminated, but also the irradiation height cannot be contrasted with a driver for most of drivers, and the normal running of the drivers cannot be influenced.
Drawings
FIG. 1 is an exploded view of a ramp lighting lamp;
FIG. 2 is a cross-sectional view of a ramp lighting lamp;
FIG. 3 is a schematic view of a lens structure;
FIG. 4 is a schematic view of a lens;
FIG. 5 is a schematic diagram of the installation of a ramp lighting lamp;
FIG. 6 is a rectangular isocandela profile of a lens;
FIG. 7 is a graph of light intensity distribution;
FIG. 8 is the illuminance values for a ramp lamp parallel to the ramp wall angle;
FIG. 9 is a graph showing the illuminance values for a ramp lamp at a ramp wall angle of 2 degrees;
FIG. 10 is a graph showing the illuminance values for a ramp lamp at a 6 degree angle with a ramp wall;
fig. 11 is a table of annulus light flux distribution data.
In the figure: 1. a lamp housing; 2. a lamp cover; 21. a light transmission port; 22. a partition plate; 3. an anti-glare grille cover; 31. a heat dissipation rib; 4. a circuit board; 5. a lens; 51. a base; 52. a light-emitting surface; 521. a curved surface; 522. an inner concave surface; 523. a spherical surface; 53. a refraction section; 54. a light incident surface; 55. a light source; 6. an adapter; 7. a light-transmitting cover; 8. ramp walls; 9. a lamp main body.
Detailed Description
The invention is further described with reference to the drawings and detailed description which follow:
in the description of the present specification, the azimuth or positional relationship indicated by the terms "upper", "lower", "left", "right", etc., are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or unit referred to must have a specific direction, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention.
As shown in fig. 1 to 11, a ramp lighting lamp comprises a lamp housing 1, a lamp cover 2 is covered at an opening of the lamp housing 1, an anti-dazzle grille cover 3 is arranged on the inner side of the lamp cover 2, the anti-dazzle grille cover 3 is positioned in the lamp housing 1, the lamp cover 2 comprises a light transmission opening 21, a light transmission cover 7 is covered at the light transmission opening 21, the anti-dazzle grille cover 3 is opposite to the light transmission opening 21, a circuit board 4 is arranged in the anti-dazzle grille cover 3, a plurality of lenses 5 are arranged on the surface of the circuit board 4, a light emitting source 55 is arranged in the lenses 5, an adapter 6 is connected to the outer side of the anti-dazzle grille cover 3, through the design, a lighting lamp main body 9 can be formed, a closed space is formed in the anti-dazzle grille cover 3, and the light source 55, the lenses 5 and the circuit board 4 are all arranged in the inside.
Further, the number of the light transmission openings 21 is two and is isolated through the partition plate 22, the number of the anti-dazzle grille cover 3 is consistent with that of the light transmission openings 21, and the double light-emitting mode is realized by arranging the two light transmission openings 21, so that the illumination brightness of the ramp road is effectively improved.
Further, a plurality of heat dissipation ribs 31 are arranged on the outer side of the anti-dazzle grille cover 3, and heat dissipation of the light source 55 is facilitated by the heat dissipation ribs 31.
As shown in fig. 4, the lens 5 includes a base 51, a light incident surface 54, a refraction portion 53 and a light emergent surface 52, the base 51 abuts against the circuit board 4, the light of the light source 55 is incident to the refraction portion 53 from the light incident surface 54, is refracted by the refraction portion 53 and is emitted from the light emergent surface 52, the light emergent surface 52 includes a curved surface 521, an inner concave surface 522 and a spherical surface 523, which are sequentially arranged, the curved surface 521, the inner concave surface 522 and the spherical surface 523 are smoothly connected, the thickness of the refraction portion 53 in the direction of the inner concave surface 522 from the curved surface 521 is reduced again, the thickness of the refraction portion 53 in the direction of the spherical surface 523 from the inner concave surface 522 is gradually reduced, the light emitted from the curved surface 521 from the light source 55 is in a downward trend, and most of the light emitted from the inner concave surface 522 and the spherical surface 523 is deflected in one direction by the above design, so that a similar rectangular spot is formed, and the lens is particularly suitable for being installed on a expressway and an urban overhead down-ramp.
As shown in fig. 6 and 7, the light intensity distribution of the present invention is approximately rectangular, and the light source 55 can radiate most of the light on one third of the plane after passing through the lens 5, i.e., most of the light is emitted to one side, if most of the light is directed to the ramp ground, not only the ramp ground can be illuminated, but also the light is not directed to the driver when the driver looks at the illuminating lamp main body 9, thereby ensuring safe driving.
Optical characteristics of lens 5 in the present invention: fifty percent of the vertical plane, the beam angle is 90 degrees, and the horizontal plane maximum light intensity Imax is at an angle of 70 degrees.
And determining a required light intensity distribution curve according to the content and the requirements of the operation of the ramp lighting place.
The basic law of geometrical optics is utilized, and the light is combined into various reflection or transmission surface types to change the direction of light rays and the distribution of luminous flux, so that different light control effects are obtained.
Law of reflection
The incident light and the reflected light are in one plane;
the angle of incidence is equal to the angle of reflection, a=b;
law of transmission-refractive (Snell)
The incident light and the refracted light are in a plane;
the incident angle α and refraction angle β satisfy: n is n 1 sinα＝n 2 sinβ
n 1 And n 2 Refractive index of incident and refractive medium, respectively
Obtaining I by utilizing luminous flux phi and light intensity distribution 0 Is a numerical value of (1):
Φ＝∑I 0 ·f(θ)·Δω
I 0 ＝Φ/∑f(θ)·2π(cosθ i -cosθ i+1 )。
as shown in fig. 5, 8 to 10, when the lamp body 9 is installed, the lamp body 9 is embedded in the ramp wall 8, the distance a=1m between the lamp body 9 and the ramp ground, the angle between the ramp wall 8 and the ramp road surface is six degrees, and as shown in fig. 8, when the light exit area (light transmission cover) of the lamp body 9 is parallel to the ramp wall 8, that is, the average illuminance (LX) value of θ=0° is 130, the minimum illuminance/average illuminance value is 0.057, and the minimum illuminance/maximum illuminance value is 0.007; as shown in fig. 9, the average illuminance (LX) value of θ=2° is 122, the minimum illuminance/average illuminance value is 0.102, and the minimum illuminance/maximum illuminance value is 0.014; as shown in fig. 10, the average illuminance (LX) value of θ=6° is 107, the minimum illuminance/average illuminance value is 0.108, and the minimum illuminance/maximum illuminance value is 0.017, and therefore, when θ=2°, the illumination effect of the illumination lamp main body 9 is optimal under comprehensive consideration.
When the illuminating lamp main body 9 and the ramp wall 8 are installed, the uppermost light of the illuminating lamp main body 9 is obliquely downwards arranged towards the ramp ground, a part of the lowermost light of the illuminating lamp main body 9 is refracted when irradiated to the ground, the uppermost light can meet the central position of the ramp ground in the width direction by about 1.1 m, and the illuminating lamp main bodies 9 are arranged on the ramp walls 8 on the two sides of the ramp, so that most light sources can be controlled at the position 1.1 m away from the ground through the irradiation of the illuminating lamp main bodies 9 on the two sides, and therefore, the irradiation height of the illuminating lamp main body 9 is close to the ramp ground, so that not only can the ramp ground be well illuminated, but also the irradiation height cannot be compared with a driver for most drivers, and the normal running of the driver cannot be influenced.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.
Claims (8)
1. The utility model provides a ramp light which characterized in that: including lamp body (1), lamp body (1) opening part lid has lamp lid (2), lamp lid (2) inboard is equipped with anti-dazzle grille cover (3), anti-dazzle grille cover (3) are located inside lamp body (1), lamp lid (2) are including light-transmitting opening (21), light-transmitting opening (21) department lid has closed light-transmitting cover (7), anti-dazzle grille cover (3) are just to light-transmitting opening (21), be equipped with circuit board (4) in anti-dazzle grille cover (3), circuit board (4) surface is equipped with a plurality of lenses (5), lens (5) inside are equipped with light source (55), anti-dazzle grille cover (3) outside is connected with adapter (6).
2. A ramp lighting lamp as defined in claim 1, wherein: the number of the light transmission openings (21) is two and is isolated by the partition plates (22), and the number of the anti-dazzle grille covers (3) is consistent with that of the light transmission openings (21).
3. A ramp lighting lamp as defined in claim 1, wherein: the outer side of the anti-dazzle grille cover (3) is provided with a plurality of radiating ribs (31).
4. A ramp lighting lamp as defined in claim 1, wherein: the lens (5) comprises a base (51), a light incident surface (54), a refraction part (53) and a light emergent surface (52), the base (51) is abutted against the circuit board (4), light of the light source (55) is incident to the refraction part (53) from the light incident surface (54), and is refracted by the refraction part (53) and then is emitted from the light emergent surface (52) to form a light spot which is approximately rectangular.
5. A ramp lighting lamp as defined in claim 4, wherein: the light-emitting surface (52) comprises a curved surface (521), an inner concave surface (522) and a spherical surface (523) which are sequentially arranged, and the curved surface (521), the inner concave surface (522) and the spherical surface (523) are smoothly connected.
6. A ramp lighting lamp as defined in claim 5, wherein: the thickness of the refraction part (53) from the curved surface (521) to the concave surface (522) is gradually reduced from the concave surface (522) to the spherical surface (523).
7. A ramp lighting lamp as defined in claim 5, wherein: the light emitted from the curved surface (521) by the light source (55) tends to be downward.
8. A ramp lighting lamp as defined in claim 5, wherein: the light rays emitted by the light source (55) from the inner concave surface (522) and the spherical surface (523) have upward trend.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311547617.0A CN117387023A (en) | 2023-11-20 | 2023-11-20 | Ramp lighting lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311547617.0A CN117387023A (en) | 2023-11-20 | 2023-11-20 | Ramp lighting lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117387023A true CN117387023A (en) | 2024-01-12 |
Family
ID=89435827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311547617.0A Pending CN117387023A (en) | 2023-11-20 | 2023-11-20 | Ramp lighting lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117387023A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103574384A (en) * | 2012-07-19 | 2014-02-12 | 苏州曼斯雷德光电有限公司 | Light-emitting diode (LED) ramp lamp |
| CN205331951U (en) * | 2015-12-02 | 2016-06-22 | 南京华生皓光电科技有限公司 | Totally enclosed type guardrail lamp of anti -dazzle |
| CN205655243U (en) * | 2016-05-31 | 2016-10-19 | 山东凯创光电科技有限公司 | 2 lanes on unilateral cloth lamp and two 4 lanes on side cloth lamp are with LED street lamp lens |
| CN109556084A (en) * | 2018-12-29 | 2019-04-02 | 广东德洛斯照明工业有限公司 | A kind of lens and tunnel illuminating lamp of frontlighting tunnel illuminating lamp |
| CN211821960U (en) * | 2020-04-29 | 2020-10-30 | 河南国瑞照明技术有限公司 | Ramp lamp with traffic sign and anti-dazzle functions |
-
2023
- 2023-11-20 CN CN202311547617.0A patent/CN117387023A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103574384A (en) * | 2012-07-19 | 2014-02-12 | 苏州曼斯雷德光电有限公司 | Light-emitting diode (LED) ramp lamp |
| CN205331951U (en) * | 2015-12-02 | 2016-06-22 | 南京华生皓光电科技有限公司 | Totally enclosed type guardrail lamp of anti -dazzle |
| CN205655243U (en) * | 2016-05-31 | 2016-10-19 | 山东凯创光电科技有限公司 | 2 lanes on unilateral cloth lamp and two 4 lanes on side cloth lamp are with LED street lamp lens |
| CN109556084A (en) * | 2018-12-29 | 2019-04-02 | 广东德洛斯照明工业有限公司 | A kind of lens and tunnel illuminating lamp of frontlighting tunnel illuminating lamp |
| CN211821960U (en) * | 2020-04-29 | 2020-10-30 | 河南国瑞照明技术有限公司 | Ramp lamp with traffic sign and anti-dazzle functions |
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