CN106871009A - A kind of street lamp - Google Patents

A kind of street lamp Download PDF

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Publication number
CN106871009A
CN106871009A CN201710046516.3A CN201710046516A CN106871009A CN 106871009 A CN106871009 A CN 106871009A CN 201710046516 A CN201710046516 A CN 201710046516A CN 106871009 A CN106871009 A CN 106871009A
Authority
CN
China
Prior art keywords
lamp
street lamp
color temperature
lamp box
high color
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
Application number
CN201710046516.3A
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Chinese (zh)
Inventor
高林熹
刘碧虚
胡江碧
陈建龙
梅世龙
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Beijing University of Technology
Original Assignee
Beijing University of Technology
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Beijing University of Technology filed Critical Beijing University of Technology
Priority to CN201710046516.3A priority Critical patent/CN106871009A/en
Publication of CN106871009A publication Critical patent/CN106871009A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S8/00Lighting devices intended for fixed installation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V15/00Protecting lighting devices from damage
    • F21V15/01Housings, e.g. material or assembling of housing parts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21WINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/10Outdoor lighting
    • F21W2131/103Outdoor lighting of streets or roads

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

The present invention discloses a kind of street lamp, is equably arranged on the guardrail of both sides of the road, and street lamp is illuminated for fog-zone section, including:Lamp box, is fixedly installed on guardrail;High color temperature LED lamp bead, is arranged on the inside of lamp box;Transparency window, is arranged on the outside of lamp box, and surrounding is connected with lamp box dismounting;Lampshade, is arranged on the top of lamp box.The street lamp that the present invention is provided uses high color temperature LED lamp bead, can improve human pilot or pedestrian depending on the ability of recognizing, enable a driver to be driven safely in the greasy weather, see the barrier of distant place clearly with being apparent from, and being capable of avoiding obstacles in time, the generation for avoiding traffic accident, therefore effectively ensure that the life and health of human pilot.

Description

A kind of street lamp
Technical field
The present invention relates to highway lighting technical field, and in particular to a kind of street lamp.
Background technology
Street lamp, is a kind of light fixture that illumination functions are provided to road, is typically widely used in road traffic, to pedestrian or Driver is in night or greasy weather provide light, so as to strengthen their effects of visual cognition.Wherein, it is small when being filled with the air in greasy weather Light can be scattered during water droplet, cause visibility to reduce, so as to have a strong impact on the effects of visual cognition of people, so for driver Drive to go on a journey in the greasy weather, obscured because fog-zone section easily causes driver's seat, therefore in order to ensure the life safety of driver, Need to set some street lamps for improving effects of visual cognition in fog-zone section.
Most of street lamps are typically all the low color temperature light sources for being used below 3000K in the market, because low color temperature light sources Spectrum intermediate waves shared by ratio reduce, its emitted energy will reduce, so the irradiation ability of light source will be reduced, cause Driver is not easy to see the visual field in front clearly, therefore the source mass that low color temperature light sources are sent at present is difficult standard for driver Really and quickly determine that depending on recognizing object, so as to cause Driver Vision fatigue, so the fog lamp of the current low color temperature light sources Driver can be influenceed to be driven in the big greasy weather, it is impossible to meet driver to barrier efficiently depending on recognizing, cause driver because of sight line mould Paste, does not see the barrier of distant place, so as to traffic accident can occur, jeopardizes the life of driver.
The content of the invention
Therefore, the embodiment of the present invention technical problem to be solved is the road using low color temperature light sources of the prior art Lamp, the intensity of its emitted energy is not high, and irradiation ability can also be reduced, and causes the effects of visual cognition of driver or pedestrian and reduces, easily Generation traffic accident.
Therefore, the embodiment of the invention provides following technical scheme:
The embodiment of the present invention provides a kind of street lamp, is equably arranged on the guardrail of both sides of the road, and the street lamp is used In the illumination of fog-zone section, including:Lamp box, is fixedly installed on the guardrail;High color temperature LED lamp bead, is arranged on the lamp box It is internal;Transparency window, is arranged on the outside of the lamp box, and surrounding is connected with lamp box dismounting;Lampshade, is arranged on the lamp box Top.
Alternatively, the reference color temperature of the high color temperature LED lamp bead is 7000K-10000K.
Alternatively, the colour rendering index of the high color temperature LED lamp bead is more than or equal to 70.
Alternatively, the brightness that the high color temperature LED lamp bead is shone on ground is more than or equal to 0.5cd/cm2
Alternatively, the lamp box apart from the vertical height on ground between 0.7m-1.5m, and on the guardrail every two The installation interval of the individual lamp box is between 4m-8m.
Alternatively, between 60 ° -70 °, vertical light-emitting angle is at 5 ° -10 ° for the direction of traffic left side horizontal lighting angle of street lamp Between;Direction of traffic right side horizontal 50 ° -60 ° of the lighting angle of street lamp between °, vertical light-emitting angle is between 5 ° -10 °.
Embodiment of the present invention technical scheme, has the following advantages that:
The present invention provides a kind of street lamp, is equably arranged on the guardrail of both sides of the road, and street lamp is used for fog-zone section Illumination, including:Lamp box, is fixedly installed on guardrail;High color temperature LED lamp bead, is arranged on the inside of lamp box;Transparency window, is arranged on The outside of lamp box, and the dismounting of surrounding and lamp box is connected;Lampshade, is arranged on the top of lamp box.The street lamp that the present invention is provided is using high Colour temperature LED lamp bead, it is possible to increase human pilot or pedestrian depending on the ability of recognizing, enable a driver to be driven safely in the greasy weather, can be very Clearly see the barrier of distant place clearly, and being capable of avoiding obstacles in time, it is to avoid the generation of traffic accident, therefore effectively ensure that The life and health of human pilot.
Brief description of the drawings
In order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art, below will be to specific The accompanying drawing to be used needed for implementation method or description of the prior art is briefly described, it should be apparent that, in describing below Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of street lamp in the embodiment of the present invention 1;
Fig. 2 is the top view of the left side lighting angle of street lamp in the embodiment of the present invention 1;
Fig. 3 is the front view of the left side lighting angle of street lamp in the embodiment of the present invention 1;
Fig. 4 is the top view of the right side lighting angle of street lamp in the embodiment of the present invention 1;
Fig. 5 is the front view of the right side lighting angle of street lamp in the embodiment of the present invention 1;
Fig. 6 is broken line graph when illumination is 2Lx in the embodiment of the present invention 2;
Fig. 7 is broken line graph when illumination is 3Lx in the embodiment of the present invention 2.
Specific embodiment
The technical scheme of the embodiment of the present invention is clearly and completely described below in conjunction with accompanying drawing, it is clear that described Embodiment be a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, this area is general The every other embodiment that logical technical staff is obtained under the premise of creative work is not made, belongs to present invention protection Scope.
, it is necessary to explanation in the description of the embodiment of the present invention, term " " center ", " on ", D score, "left", "right", The orientation or position relationship of the instruction such as " vertical ", " level ", " interior ", " outward " be based on orientation shown in the drawings or position relationship, It is for only for ease of the description embodiment of the present invention and simplifies description, must has rather than the device or element for indicating or imply meaning Have specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.Additionally, term " the One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or implying relative importance.
, it is necessary to explanation, unless otherwise clearly defined and limited, term " is pacified in the description of the embodiment of the present invention Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integratedly Connection;Can mechanically connect, or electrically connect;Can be joined directly together, it is also possible to be indirectly connected to by intermediary, Two connections of element internal are can also be, can be wireless connection, or wired connection.For the common skill of this area For art personnel, above-mentioned term concrete meaning in the present invention can be understood with concrete condition.
As long as additionally, technical characteristic involved in invention described below different embodiments non-structure each other Can just be combined with each other into conflict.
Embodiment 1
A kind of street lamp is present embodiments provided, is equably arranged on the guardrail of both sides of the road, in the present embodiment Street lamp is illuminated for fog-zone section, as shown in figure 1, including:Lamp box 1, is fixedly installed on guardrail, wherein, lamp box 1 is apart from ground Vertical height between 0.7m-1.5m, and each two lamp box 1 on guardrail installation interval between 4m-8m;High color temperature LED lamp bead 2, is arranged on the inside of lamp box 1;Transparency window 3, is arranged on the outside of lamp box 1, and surrounding is connected with the dismounting of lamp box 1;Lamp Cover 4, is arranged on the top of lamp box 1.
Specifically, lamp box 1 is fixedly mounted on the guardrail of both sides of the road by some screws, mainly for the protection of being arranged on Its internal high color temperature LED lamp bead 2, on the one hand prevents rainwater from immersing high color temperature lamp bead, on the other hand can assemble the photograph of light Penetrate, so as to improve intensity of illumination.Transparency window 3 is that the glazed window of class that a kind of use transparent material makes allows illumination straight Connect transparent transmission irradiation so that high color temperature LED lamp bead 2 is irradiated by the light that transparency window 3 sends towards the direction that road advances, and is also In order to protect high color temperature LED lamp bead 2 not attacked by dust and rainwater.Lampshade 4 is arranged on the top of lamp box 1, and its effect is also For prevent dust, rainwater fall into and sunlight long-time irradiate.
Used as a kind of implementation, the street lamp in the present embodiment, the reference color temperature of high color temperature LED lamp bead 2 is 7000K- 10000K.Colour temperature represents the most general index of light source light spectrum quality, is determined by light source relative spectral power distributions, and unit is K (Kelvin).
Specifically, high color temperature LED lamp bead 2 is arranged on the inside of lamp box 1, is made the finished product light source of 8000K-9000K colour temperatures, After connecting electrode, the colour temperature of white light is 8055K or so, photochromic for cool white is partially blue, and highlighting for blue-fluorescence peak is ensureing color high The white light cool white effect is improve while warm.Wherein, when fog-zone section is irradiated, high color temperature LED lamp bead 2 is mainly launched white Light, because by driver depending on the ability of recognizing and spectral characteristic it can be found that penetration capacity of the white light in mist is stronger, shadow surface Product is big, readily satisfies the brightness in driver's seat.
Used as a kind of implementation, the street lamp in the present embodiment, the colour rendering index of high color temperature LED lamp bead 2 is more than or waits In 70.The brightness that high color temperature LED lamp bead 2 is shone on ground is more than or equal to 0.5cd/cm2
Specifically, colour rendering index refers to that under with the reasonable state of chromatic adaptation for allowing measured light illuminates the psychology of object Physical colour illuminates the measurement of the psychological physic color matching degree of same tinctorial pattern with reference source.Street lamp in the present embodiment, color high The colour rendering index selection of warm LED lamp bead 2 is more than or equal to 70, is adapted to the place of medium colour rendering.Brightness represent refer to it is luminous (reflective) the strong and weak physical quantity of body (refractive body) surface light emitting, also points at the light levels in face, and unit is candelas per square meter (cd/m2), the brightness that the high color temperature LED lamp bead 2 in the present embodiment is shone on ground is more than or equal to 0.5cd/cm2, its brightness Best results, driver will not see target obstacle because the light in unit area is too dark.
As a kind of implementation, the street lamp in the present embodiment, the direction of traffic left side horizontal lighting angle of street lamp 60 °- Between 70 °, vertical light-emitting angle is between 5 ° -10 °;Direction of traffic right side horizontal 50 ° -60 ° of the lighting angle of street lamp between °, hang down Straight hair angular is between 5 ° -10 °.
Specifically, direction of traffic herein refers to one way traffic direction, all street lamps on the guardrails of both sides of direction of traffic. As shown in Fig. 2 the top view of the lighting angle for the street lamp on the guardrail of runway left side, median strip curb is 0.75m, OK Lane width is 3.75m, and peak light intensity position is runway center line, and the installation interval of each two street lamp on the guardrail of left side is 6m, is 61 ° in the lighting angle of level;As shown in figure 3, being the front view on the left of runway, median strip curb is 0.75m, curb-to-curb width is 3.75m, and peak light intensity position is runway center line, and the vertical light-emitting angle of left side fog lamp is 9°;As shown in figure 4, the top view of the lighting angle for the street lamp on the shield guardrail of runway right side, hardened verge and earth shoulder width It is 2.75m, a width of 3.75m of runway, peak light intensity position is runway center line, is 54 ° in the lighting angle of level;As schemed It is the front view of the lighting angle of the street lamp that runway right side is protected on guardrail shown in 5, vertical light-emitting angle is 7 °.In order to improve Irradiated area, in different angle provide lights both horizontally and vertically, so as to strengthen radiation response.
Embodiment 2
The present embodiment provides a kind of street lamp, is applied to the illumination of fog-zone section.The present embodiment divides by mist formation mechanism Analysis, simulation fog-zone environment is tested, and research mist, depending on the influence recognized, draws light illumination, visibility identical feelings to driver Condition, the distance of visual cognition of driver is improved with the increase of colour temperature.
Specifically, select a road without driving, in order that the experimental situation of the both sides of guardrail is controllable, not by top surface, Side and the reflective influence of earth material, using black cloth covering, build night effect.The reference color temperature of the street lamp in the present embodiment It is 7000K-10000K, in order that experiment effect is protruded, the LED light of the different-colour of this experiment current green energy conservation of reselection Used as reference, the color temperature parameters chosen respectively are the street lamp in 2700K, 4000K, 4500K, 5000K and the present embodiment in source.Separately Outward, it is 20% grey square as object to use reflectivity, because in highway lighting, the contrast of object is people The other barrier substantial factor of outlook, the brightness of object and background luminance constitute object contrast, if object brightness Close to background luminance, then road surface brightness how high no matter is kept, its visibility is low, easily causes unsafe condition.Due to grey object With highway frequently with pitch mixed mud road surface contrast it is relatively low, so using grey as drive depending on recognizing color of object.In reality When testing, it is the safe-stopping sight distance of 80km/h as static distance of visual cognition to choose desin speed, is calculated according to scaled down.
Specifically, isolate tested personnel the small target is placed at the tested personnel 5.5m of distance, gradually increased or decrease mist In area under state of visibility, the distance of various sizes of the small target or tested personnel to the small target is changed respectively.Now, ask Ask tested personnel depending on recognizing situation:(1) with the presence or absence of object;(2) shape of object;(3) color of object, and record In typically clearly experimental result of the object in street lamp in 2700K, 4000K, 4500K, 5000K and the present embodiment.Make With illumination photometer gather current illumination be respectively the above-mentioned different-colour of 0.5Lx, 1Lx, 1.5Lx, 2Lx, 3Lx visibility, Sighting distance, and show that data draw broken line graph, as shown in Figure 6 and Figure 7, it is the broken line graph of 2Lx and 3Lx, observation that illumination is chosen respectively And analysis result, it is comprehensive as can be seen that the light source of high color temperature can more meet driver depending on recognizing demand, so draw a conclusion being exactly The light source of high color temperature, intensity of illumination it is identical, visibility is identical when, the light source of high color temperature can more meet driver depending on recognizing need Ask.So the street lamp in demonstrating this example can preferably meet requirement, can preferably improve driver's in fog-zone section Depending on the ability of recognizing, it is ensured that driver's greasy weather drives safely, so that it is guaranteed that the life security of driver.
Obviously, above-described embodiment is only intended to clearly illustrate example, and not to the restriction of implementation method.It is right For those of ordinary skill in the art, can also make on the basis of the above description other multi-forms change or Change.There is no need and unable to be exhaustive to all of implementation method.And the obvious change thus extended out or Among changing still in the protection domain of the invention.

Claims (6)

1. a kind of street lamp, is equably arranged on the guardrail of both sides of the road, it is characterised in that the street lamp is used for fog-zone road Duan Zhaoming, including:
Lamp box, is fixedly installed on the guardrail;
High color temperature LED lamp bead, is arranged on the inside of the lamp box;
Transparency window, is arranged on the outside of the lamp box, and surrounding is connected with lamp box dismounting;
Lampshade, is arranged on the top of the lamp box.
2. described street lamp according to claim 1, it is characterised in that the reference color temperature of the high color temperature LED lamp bead is 7000K-10000K。
3. street lamp according to claim 1, it is characterised in that the colour rendering index of the high color temperature LED lamp bead be more than or Equal to 70.
4. street lamp according to claim 1, it is characterised in that the brightness that the high color temperature LED lamp bead is shone on ground is big In or equal to 0.5cd/cm2.
5. street lamp according to claim 1, it is characterised in that the lamp box apart from ground vertical height in 0.7m- Between 1.5m, and lamp box described in each two on the guardrail installation interval between 4m-8m.
6. street lamp according to claim 1, it is characterised in that the direction of traffic left side horizontal lighting angle of street lamp 60 °- Between 70 °, vertical light-emitting angle is between 5 ° -10 °;Direction of traffic right side horizontal 50 ° -60 ° of the lighting angle of street lamp between °, hang down Straight hair angular is between 5 ° -10 °.
CN201710046516.3A 2017-01-18 2017-01-18 A kind of street lamp Pending CN106871009A (en)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107990243A (en) * 2017-11-29 2018-05-04 深圳大学 A kind of compound road lamp of various dimensions
WO2019119334A1 (en) * 2017-12-19 2019-06-27 深圳大学 Vehicle yaw warning and control method and system
CN110778986A (en) * 2019-11-01 2020-02-11 北京工业大学 Fog lamp for improving driving safety sight distance and setting method

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201599671U (en) * 2010-02-09 2010-10-06 东莞勤上光电股份有限公司 Light-emitting diode (LED) fog lamp for express highway
CN201964239U (en) * 2010-11-23 2011-09-07 佛山市川东热敏磁电有限公司 Xenon streetlamp device capable of changing color temperature
CN202074372U (en) * 2011-05-30 2011-12-14 孝义市乐百利特科技有限责任公司 LED ceiling lamp
CN202993056U (en) * 2012-10-31 2013-06-12 谭泽民 Guardrail lamp lens, guardrail lamp and road lighting device composed of guardrail lamp lens and guardrail lamp
CN103591499A (en) * 2012-08-17 2014-02-19 深圳市畅龙昇光电科技有限公司 LED road lamp
CN204026413U (en) * 2013-12-27 2014-12-17 深圳大学 A kind of multidimensional road lighting apparatus
CN204285210U (en) * 2014-12-16 2015-04-22 鹤山市新利电器实业有限公司 The aobvious specular removal natural daylight street lamp of three look height
CN105570703A (en) * 2010-03-04 2016-05-11 吉可多公司 Efficient LED-based illumination modules with high color rendering index
CN106016066A (en) * 2016-07-01 2016-10-12 生迪光电科技股份有限公司 Fog lamp and method for improving traveling safety in fog area
CN106287552A (en) * 2015-06-26 2017-01-04 松下知识产权经营株式会社 Illumination light source and illuminator

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201599671U (en) * 2010-02-09 2010-10-06 东莞勤上光电股份有限公司 Light-emitting diode (LED) fog lamp for express highway
CN105570703A (en) * 2010-03-04 2016-05-11 吉可多公司 Efficient LED-based illumination modules with high color rendering index
CN201964239U (en) * 2010-11-23 2011-09-07 佛山市川东热敏磁电有限公司 Xenon streetlamp device capable of changing color temperature
CN202074372U (en) * 2011-05-30 2011-12-14 孝义市乐百利特科技有限责任公司 LED ceiling lamp
CN103591499A (en) * 2012-08-17 2014-02-19 深圳市畅龙昇光电科技有限公司 LED road lamp
CN202993056U (en) * 2012-10-31 2013-06-12 谭泽民 Guardrail lamp lens, guardrail lamp and road lighting device composed of guardrail lamp lens and guardrail lamp
CN204026413U (en) * 2013-12-27 2014-12-17 深圳大学 A kind of multidimensional road lighting apparatus
CN204285210U (en) * 2014-12-16 2015-04-22 鹤山市新利电器实业有限公司 The aobvious specular removal natural daylight street lamp of three look height
CN106287552A (en) * 2015-06-26 2017-01-04 松下知识产权经营株式会社 Illumination light source and illuminator
CN106016066A (en) * 2016-07-01 2016-10-12 生迪光电科技股份有限公司 Fog lamp and method for improving traveling safety in fog area

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
张万奎,张振: "《节电技术及其应用》", 31 January 2014, 中国电力出版社 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107990243A (en) * 2017-11-29 2018-05-04 深圳大学 A kind of compound road lamp of various dimensions
WO2019119334A1 (en) * 2017-12-19 2019-06-27 深圳大学 Vehicle yaw warning and control method and system
CN110778986A (en) * 2019-11-01 2020-02-11 北京工业大学 Fog lamp for improving driving safety sight distance and setting method

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Application publication date: 20170620