CN102865535A - Street lamp illuminating road surface slantwise - Google Patents
Street lamp illuminating road surface slantwise Download PDFInfo
- Publication number
- CN102865535A CN102865535A CN2012103336316A CN201210333631A CN102865535A CN 102865535 A CN102865535 A CN 102865535A CN 2012103336316 A CN2012103336316 A CN 2012103336316A CN 201210333631 A CN201210333631 A CN 201210333631A CN 102865535 A CN102865535 A CN 102865535A
- Authority
- CN
- China
- Prior art keywords
- road
- road surface
- road lamp
- outgoing
- unit
- 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.)
- Granted
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
Landscapes
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The invention discloses a street lamp illuminating a road surface slantwise. The street lamp comprises a plurality of street lamp units for illumination, wherein all outgoing beams of the street lamp units emit towards the specified traffic direction of the illuminated road surface; or most of the outgoing beams of the street lamp units emits towards the specified traffic direction of the illuminated road surface, the rest of the outgoing beams emits towards the direction opposite to specified traffic direction of the illuminated road surface, and the minimum acute angle formed by the outgoing beams emitting towards the direction opposite to specified traffic direction of the illuminated road surface and the road surface direction is larger than the maximum acute angle formed by the connecting line between each point of an upper edge of a front windshield of a vehicle and eyes of the driver of the vehicle, and the road surface direction. According to the street lamp disclosed by the invention, the occurrence of conditions of dazzling, glare, and the like happed to the driver is fundamentally avoided, thus the traffic safety is ensured.
Description
Technical field
The present invention relates to road lamp, particularly a kind ofly avoid that motor vehicle driver etc. is dazzling, the road lamp of dazzle.
Background technology
In the existing road illumination, for increasing illumination zone simultaneously also in order to increase interval, the saving cost between the road lamp, generally adopt the illumination scheme of wide-angle, high brightness, high lamp stand.Yet the purpose of road lighting is to make the driver well see the situation on road surface, the place ahead clearly, guarantees driving at night safety and comfortable driving.Qualified road lighting must be considered driver's vision requirement, makes things convenient for the driver can obtain rapidly, accurately relevant Traffic Information.The illumination scheme of the light source outgoing wide-angle of existing most of road lamp, high brightness, high lamp stand easily makes the motor vehicle driver generation " dazzle reaction " as the main traffic participant (refer in the visual field owing to being not suitable for Luminance Distribution, in the space or the time have extreme brightness contrast, so that cause the light sensation that vision is uncomfortable, human eye can't adapt to), thus the risk of increase accident.
For solving street lamp dazzle, dazzling problem, select shielding angle design and reflecting layer technology in the prior art, reach the anti-dazzle effect, can effectively reduce the stimulation to operation, workmen's eyes, avoid generation not accommodate sense of fatigue.Yet this technology is failed the fundamentally dazzling problem of solving road lamp, appearance along with the phenomenons such as degeneration of reflecting layer, the problems such as dazzling, dazzle still can occur, and in this technology for avoiding dazzle, dazzlingly needing to increase the extra materials such as coating and make emergent light become relatively soft, not dazzling.In addition, select the illumination scheme of high lamp stand, certainly will cause the excessive use of lamp stand material (mainly being steel) and increase the difficulty of installing, safeguard, resist the aspects such as high wind.
Summary of the invention
Technical problem to be solved by this invention is exactly the dazzle that causes to the motor vehicle driver in the driving process for existing street lamp, dazzling problem, the road lamp on a kind of oblique illumination road surface has been proposed, fundamentally avoid the generation of the situations such as the driver is dazzling, dazzle, thus guarantee driving safety.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: the road lamp on a kind of oblique illumination road surface, comprise some illuminations road lamp unit, and it is characterized in that:
All outgoing beams of described road lamp unit are to the vehicle heading outgoing of illuminated road regulation;
Perhaps most of outgoing beam of described road lamp unit is to the vehicle heading outgoing of illuminated road regulation, the remainder outgoing beam is towards the rightabout outgoing of road regulation travel direction, wherein, the maximum acute angle that the minimum acute angle that becomes with road direction towards the light beam of the rightabout outgoing of road regulation travel direction becomes with road direction greater than vehicle front windshield top edges each point and motor vehicle driver human eye line.
Adopt the road lamp on above-mentioned oblique illumination road surface, its outgoing beam is towards road regulation travel direction irradiation road surface, and the segment beam projecting direction is opposite with road regulation travel direction.When the driver when entering the road lamp irradiation area along the road driving direction, the road lamp outgoing beam enters human eye along vehicle front windshield top edges, there are a maximum angle in the line of human eye and front windshield top edges each point and road direction, there are a minimum angles in line and the road direction of the light beam of irradiation vehicle and the each point of vehicle front windshield top edges, make this minimum angles can guarantee then that greater than above-mentioned maximum angle light beam can directly not enter people's eyes when vehicle front windshield top edges is shone, therefore can not cause people's the reactions such as dazzle, also make simultaneously motor vehicle driver can clearerly observe front vehicles, pedestrian's situation of movement, when emergency case occurring, corresponding hedging action can in time be noticed and make to motor vehicle driver, thereby reduce the incidence of traffic accident.
Preferably, the projection of central light beam on road plane of described road lamp unit outgoing beam is parallel with road regulation travel direction.
Preferably, described road lamp unit comprises wide-angle illumination unit, middle angular illumination unit and low-angle illumination unit, and its quantity or luminous intensity separately reduces and reduces along with the angle of its central light beam and vertical direction.The central light beam here namely refers to the wide-angle illumination unit, middle angular illumination unit and low-angle illumination unit luminous point and the light beam of the line direction at irradiation area center separately, the outgoing central light beam of each road lamp unit that comprises in this road lamp is different from the angle of vertical direction, and quantity or the luminous intensity of distributing each illumination unit according to the angle of its central light beam and vertical direction, the road lamp element number that angle is larger is more or luminous intensity is stronger, the less road lamp element number of angle is then less or luminous intensity is less, so because the distant road lamp unit irradiation that for the brightness that guarantees road surface and uniform-illumination sexual needs distribute a greater number or larger luminous intensity of the light beam of the large road lamp unit outgoing of angle from the light source to the road surface, and it is opposite, the less road lamp unit outgoing beam of angle from the light source to the road surface the distance of process shorter, so equally in order to guarantee the uniform-illumination on whole road surface, only need to distribute relatively less road lamp unit or the luminous intensity of less.
Improved, described road lamp perpendicular to the both sides, front and back of road direction with baffle plate.This arranges the road lamp outgoing beam that can further be avoided this track and has influence on driver on the track of sending a car, can at the side plating reflective material of baffle plate towards light source, reduce optical energy loss.
Improved, described road lamp is provided with lens in the light beam exit direction.Utilize lens can control flexibly, easily the exit direction of outgoing beam.
Preferably, described lens are Fresnel Lenses.Utilize Fresnel Lenses can save cost.
Preferably, described road lamp unit light source outgoing central light beam oblique illumination road surface.By tilting to install existing road lamp irradiation road surface, save cost.
Preferably, described road lamp unit light source outgoing central light beam vertical irradiation road surface and light source are outside equipped with reflection shield or lens.Change the direction of propagation of light beam by outside light source, designing reflection shield or lens, the direction of propagation of light beam is easily controlled, and the method can guarantee the installation stability of road lamp.
Preferably, the light source of described road lamp unit is led light source.Utilize LED can save a large amount of electric energy as the light source of road lamp, and greatly reduce maintenance cost.
The road lamp on a kind of oblique illumination of the present invention road surface can fundamentally be avoided the generation of the situations such as the driver is dazzling, dazzle along road driving direction oblique illumination road surface.
Description of drawings
Below in conjunction with description of drawings the specific embodiment of the present invention:
Fig. 1 is the structural representation of the road lamp embodiment 1 on a kind of oblique illumination of the present invention road surface;
Fig. 2 is the enlarged diagram of regional A among Fig. 1;
Fig. 3 is the internal structure schematic diagram of the road lamp on 1 one kinds of oblique illumination road surfaces of the embodiment of the invention;
Fig. 4 is the side structure schematic diagram of the road lamp on 1 one kinds of oblique illumination road surfaces of the embodiment of the invention;
Fig. 5 is the structural representation of the road lamp embodiment 2 on a kind of oblique illumination of the present invention road surface.
The specific embodiment
Embodiment 1:
Be illustrated in figure 1 as road lamp embodiment 1 structural representation on oblique illumination of the present invention road surface, most of outgoing beam of road lamp 1 outgoing beam (being the exit direction light beam identical with road regulation travel direction) is along road regulation travel direction irradiation road surface 3, its projection on road surface 3 is positioned at the left side of lamp stand 4, the sub-fraction outgoing beam of road lamp 1 (light beam that exit direction is opposite with road regulation travel direction) is radiated at lamp stand 4 right sides, and its projection on road surface 3 is positioned at the right side of lamp stand 4.
Wherein, the projection of central light beam on road plane of described road lamp unit outgoing beam is preferably parallel with road regulation travel direction, and central light beam refers to the light beam of the line direction at light source luminescent point and irradiation area center.
Fig. 2 is the enlarged diagram of regional A among Fig. 1, when motor vehicle driver travels when entering road lamp 1 irradiation area, the light beam that is radiated at lamp stand 4 right side light beams projects in the car by the mid point of vehicle front windshield 6 top edges, wherein the edge light beam 5 of the rightmost side is minimum with the angle of road direction, also there are an angle in the mid point line of driver's human eye and vehicle front windshield 6 top edges and road direction, this angle is less than the angle of edge light beam 5 with road direction, when vehicle passes through irradiation area, light beam can be stopped by the lightproof part 7 of vehicle own before entering driver's human eye, causes the dazzle reaction thereby avoid road lamp 1 outgoing beam directly to enter human eye.
Be illustrated in figure 3 as the cut-away view of road lamp on a kind of oblique illumination road surface of the embodiment of the invention, the road lamp unit comprises nine road lamp unit 8 altogether, nine road lamp unit 8 are 3 and take advantage of 3 matrixes to arrange, comprise respectively four wide-angle illumination units 81, three middle angular illumination unit 82 and two low-angle illumination units 83, wherein four wide-angle illumination units 81 and three middle angular illumination unit 82 all are the arrangement of " product " font.The light source of each road lamp illumination unit 8 is led light source 9, and led light source 9 is outer with reflection shield 10, road lamp 1 perpendicular to the both sides of road vehicle travel direction with baffle plate 11.The quantity of described road lamp unit 8 can be adjusted according to actual.The projection of central light beam on road plane of aforementioned road lamp unit outgoing beam is preferably parallel with road regulation travel direction, and the corresponding projection of central light beam on road plane that refers to described wide-angle illumination unit 81, middle angular illumination unit 82 and low-angle illumination unit 83 here is preferably respectively parallel with road regulation travel direction.
Be illustrated in figure 4 as the side structure schematic diagram of road lamp on a kind of oblique illumination road surface of the embodiment of the invention, the separately light beam exit direction of wide-angle illumination unit 81, middle angular illumination unit 82 and low-angle illumination unit 83 is by reflection shield 10 control, and the angle of outgoing beam and vertical direction reduces successively separately.
The road lamp 1 of the embodiment of the invention is in when work, and most of outgoing beam is along the irradiation of road regulation travel direction, and the driver who advances along road regulation travel direction can not observe directly road lamp 1 outgoing beam, avoids the generation of the phenomenon such as dazzling, dazzle.Nine road lamp illumination units 8 are matrix and arrange convenient the installation, the quantity of wide-angle illumination unit 81, middle angular illumination unit 82 and low-angle illumination unit 83 reduces with the corner dimension increase of outgoing outgoing beam and vertical direction, to reach illuminance uniformity requirement on the illuminated road.Road lamp 1 arranges baffle plate 11 perpendicular to the both sides of road direction and prevents that road lamp 1 outgoing beam from projecting in driver's human eye on the road of sending a car and cause the uncomfortable symptoms such as dazzling, dazzle.
Embodiment 2
Be illustrated in figure 5 as road lamp embodiment 2 structural representations on oblique illumination of the present invention road surface, all light beams of road lamp 1 outgoing beam are along road regulation travel direction irradiation road surface 3.Obviously, all light beams of outgoing all can not cause to driver's eyes the uncomfortable symptoms such as dazzling, dazzle.
In sum, the present invention has advantages of anti-dazzling, dazzle, also has in use simultaneously the characteristics such as simple installation, maintenance rate are low, energy-conservation.
Pass through above-described embodiment, purpose of the present invention is by in full force and effect having reached, the personage who is familiar with this skill should be understood that the content that the present invention includes but be not limited to describe in accompanying drawing and the top specific embodiment, and any modification that does not depart from function and structure principle of the present invention all will be included in the scope of claims.
Claims (9)
1. the road lamp on an oblique illumination road surface comprises some illuminations road lamp unit, it is characterized in that: all outgoing beams of described road lamp unit are to the vehicle heading outgoing of illuminated road regulation; Perhaps most of outgoing beam of described road lamp unit is to the vehicle heading outgoing of illuminated road regulation, the remainder outgoing beam is towards the rightabout outgoing of road regulation travel direction, wherein, the maximum acute angle that the minimum acute angle that becomes with road direction towards the light beam of the rightabout outgoing of road regulation travel direction becomes with road direction greater than vehicle front windshield top edges each point and motor vehicle driver human eye line.
2. the road lamp on oblique illumination according to claim 1 road surface, it is characterized in that: the projection of described road lamp unit outgoing beam on road plane is parallel with road regulation travel direction.
3. the road lamp on oblique illumination according to claim 1 and 2 road surface, it is characterized in that: described road lamp unit comprises wide-angle illumination unit, middle angular illumination unit and low-angle illumination unit, and wide-angle illumination unit, middle angular illumination unit and low-angle illumination unit quantity or luminous intensity separately reduces along with the angle of its central light beam and vertical direction and reduce.
4. the road lamp on oblique illumination according to claim 1 road surface is characterized in that: described road lamp perpendicular to the both sides, front and back of the vehicle heading of road with baffle plate.
5. the road lamp on oblique illumination according to claim 1 road surface, it is characterized in that: described road lamp is provided with lens in the light beam exit direction.
6. the road lamp on oblique illumination according to claim 5 road surface, it is characterized in that: described lens are Fresnel Lenses.
7. the road lamp on oblique illumination according to claim 1 road surface is characterized in that: the central light beam oblique illumination road surface of described road lamp unit light source outgoing.
8. the road lamp on oblique illumination according to claim 1 road surface, it is characterized in that: described road lamp unit light source outgoing central light beam vertical irradiation road surface and light source are outside equipped with reflection shield or lens.
9. the road lamp on oblique illumination according to claim 1 road surface, it is characterized in that: the light source of described road lamp unit is led light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210333631.6A CN102865535B (en) | 2012-09-11 | 2012-09-11 | Street lamp illuminating road surface slantwise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210333631.6A CN102865535B (en) | 2012-09-11 | 2012-09-11 | Street lamp illuminating road surface slantwise |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102865535A true CN102865535A (en) | 2013-01-09 |
| CN102865535B CN102865535B (en) | 2015-07-08 |
Family
ID=47444577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210333631.6A Active CN102865535B (en) | 2012-09-11 | 2012-09-11 | Street lamp illuminating road surface slantwise |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102865535B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107631860A (en) * | 2017-09-26 | 2018-01-26 | 成都豪宇韬鹰科技有限公司 | A kind of method of minimum LED quantity needed for calculating VR cameras |
| CN110486655A (en) * | 2019-07-23 | 2019-11-22 | 广东德洛斯照明工业有限公司 | A kind of lighting system of the cloth lamp on sound barrier |
| CN112581779A (en) * | 2020-12-08 | 2021-03-30 | 哈尔滨工业大学 | Road dynamic traffic information visual prompting method and system based on laser projection |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000030511A (en) * | 1998-07-13 | 2000-01-28 | Matsushita Electric Works Ltd | Street lamp |
| JP2002343107A (en) * | 2001-05-18 | 2002-11-29 | Toshiba Lighting & Technology Corp | Illumination equipment |
| CN101818872A (en) * | 2009-02-26 | 2010-09-01 | 富士迈半导体精密工业（上海）有限公司 | Illumination device |
| CN201599691U (en) * | 2010-02-05 | 2010-10-06 | 王洪华 | Glare-free road illuminating lamp |
| CN102192454A (en) * | 2010-03-11 | 2011-09-21 | 富士迈半导体精密工业（上海）有限公司 | Street lamp device |
| CN202852639U (en) * | 2012-09-11 | 2013-04-03 | 杭州鸿雁电器有限公司 | Road lamp capable of illuminating road surface slantly |
-
2012
- 2012-09-11 CN CN201210333631.6A patent/CN102865535B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000030511A (en) * | 1998-07-13 | 2000-01-28 | Matsushita Electric Works Ltd | Street lamp |
| JP2002343107A (en) * | 2001-05-18 | 2002-11-29 | Toshiba Lighting & Technology Corp | Illumination equipment |
| CN101818872A (en) * | 2009-02-26 | 2010-09-01 | 富士迈半导体精密工业（上海）有限公司 | Illumination device |
| CN201599691U (en) * | 2010-02-05 | 2010-10-06 | 王洪华 | Glare-free road illuminating lamp |
| CN102192454A (en) * | 2010-03-11 | 2011-09-21 | 富士迈半导体精密工业（上海）有限公司 | Street lamp device |
| CN202852639U (en) * | 2012-09-11 | 2013-04-03 | 杭州鸿雁电器有限公司 | Road lamp capable of illuminating road surface slantly |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107631860A (en) * | 2017-09-26 | 2018-01-26 | 成都豪宇韬鹰科技有限公司 | A kind of method of minimum LED quantity needed for calculating VR cameras |
| CN110486655A (en) * | 2019-07-23 | 2019-11-22 | 广东德洛斯照明工业有限公司 | A kind of lighting system of the cloth lamp on sound barrier |
| CN112581779A (en) * | 2020-12-08 | 2021-03-30 | 哈尔滨工业大学 | Road dynamic traffic information visual prompting method and system based on laser projection |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102865535B (en) | 2015-07-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106641964B (en) | LED light source high-low beam integrated car lamp module with ADB function | |
| CN102418894B (en) | The reflecting module of car headlamp | |
| US10605426B2 (en) | LED light source high-beam and low-beam integrated automobile lamp module with ADB function | |
| RU146781U1 (en) | BLOCK HEADLIGHT FOR VEHICLE | |
| CN206514208U (en) | Shading module capable of enhancing light intensity of car lamp | |
| CN107795952B (en) | Matrix type condensing lens for realizing self-adaptive high beam function | |
| CN102147077B (en) | Road illuminating device | |
| JP2021531629A (en) | Lighting display device | |
| CN202852639U (en) | Road lamp capable of illuminating road surface slantly | |
| CN206072922U (en) | The full LED intelligence distance light lamp module of matrix form based on free-form surface mirror | |
| CN102865535B (en) | Street lamp illuminating road surface slantwise | |
| CN204978400U (en) | LED headlamp | |
| CN203893030U (en) | Novel automobile low-beam illumination system | |
| CN203628521U (en) | LED polarized lens | |
| KR102023831B1 (en) | Head lamp using display panel | |
| EP3789665A1 (en) | Headlight | |
| CN201795423U (en) | Optical lens, light source module and street lamp | |
| US20230349530A1 (en) | Automotive headlamp system and automotive lamp | |
| CN205381189U (en) | Grading system | |
| CN108302446A (en) | The full LED intelligence distance light lamp module of matrix form based on free-form surface mirror | |
| CN206537374U (en) | A kind of front wall assembly for automobile | |
| CN206310404U (en) | A kind of Auto Rear Fog Lamp mechanism | |
| CN206598770U (en) | A kind of preceding combined large lamp for automobile | |
| CN206055433U (en) | A kind of automotive lighting arc LED light source dipped beam module | |
| CN213207703U (en) | Dipped beam lens module of LED headlamp for vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Street lamp illuminating road surface slantwise Effective date of registration: 20181227 Granted publication date: 20150708 Pledgee: Bank of China Limited Linan Branch Pledgor: Hongyan Electric Appliance Co., Ltd., Hangzhou Registration number: 2018330000531 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200907 Granted publication date: 20150708 Pledgee: Bank of China Limited Linan Branch Pledgor: HANGZHOU SWANGOOSE ELECTRICAL Co.,Ltd. Registration number: 2018330000531 |