CN206890280U - A kind of LED street lamp of high luminous intensity - Google Patents

A kind of LED street lamp of high luminous intensity Download PDF

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Publication number
CN206890280U
CN206890280U CN201720883722.5U CN201720883722U CN206890280U CN 206890280 U CN206890280 U CN 206890280U CN 201720883722 U CN201720883722 U CN 201720883722U CN 206890280 U CN206890280 U CN 206890280U
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CN
China
Prior art keywords
street lamp
lampshade
led street
luminous intensity
high luminous
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.)
Expired - Fee Related
Application number
CN201720883722.5U
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Chinese (zh)
Inventor
刘凤
李铭
王建全
何东明
刘鑫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jian Ming Electric Light Source Science And Technology Ltd Of Sichuan Province
Original Assignee
Jian Ming Electric Light Source Science And Technology Ltd Of Sichuan Province
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Priority to CN201720883722.5U priority Critical patent/CN206890280U/en
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Publication of CN206890280U publication Critical patent/CN206890280U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of LED street lamp of high luminous intensity, including lampshade, the lampshade are symmetrical along the symmetry axis of lampshade in the open arc-shaped in lower end, two pieces of LED core sheets of lampshade inside setting, two pieces of LED core sheets;The lampshade inner surface is uniformly distributed some projections, and a groove is set between two neighboring projection, and the groove inner surface coats reflecting coating.The purpose of this utility model is to provide a kind of LED street lamp of high luminous intensity, and to solve the problems, such as LED street lamp light skewness in the prior art, realizing ensures while LED street lamp intensity of illumination, light is distributed more uniform purpose.

Description

A kind of LED street lamp of high luminous intensity
Technical field
It the utility model is related to street lamp field, and in particular to a kind of LED street lamp of high luminous intensity.
Background technology
Street lamp, the light fixture that road provides illumination functions is showed, refers to the light fixture in the illumination zone of road surface in traffic lighting.In State's street lamp storage is at 28,000,000-3,000 ten thousand.Newly-increased street lamp quantity was 15%-20% every year in recent years, about 3,000,000-600 ten thousand Small cup.Calculated according to every 1000-2000 member, annual increment is in 3,000,000,000-60 hundred million yuans of market values, 2010-2015 compound year It is 17.7% to spend growth rate.It will be apparent that the street lamp construction in China achieves development at full speed, road lighting quality constantly carries Height, high-intensity gas discharge lamp are widely used, to improve China investment environment, promote rapid economic development, make things convenient for the people Life, the construction of beautifying city and export-oriented modern city have played great role.
Traditional street lamp carries out 360 degree frequently with high-pressure mercury lamp and lighted, and the shortcomings that light loss is big causes the huge of the energy It is big to waste.Currently, global environment is all developing clean energy resource in worsening, each state.And increase with the high speed of national economy Long, China's energy supply and demand contradiction is outstanding day by day, and supply of electric power comes into existence the situation of critical shortage, and energy-conservation is is badly in need of solution The problem of.Therefore, the LED street lamp efficient, energy-conservation, long lifespan, colour rendering index are high, environmentally friendly has very heavy to city illumination energy-conservation The meaning wanted.Road lighting and people's production and living are closely related, and with the quickening of Urbanization in China, LED street lamp is with fixed To it is luminous, power consumption is low, drive characteristic is good, fast response time, shock resistance are high, service life is long, the advantage such as green Gradually enter into the visual field of people, as the energy-conserving light source of new generation of conventional light source advantage is most substituted, therefore, LED street lamp is Optimal selection through being transformed as roadway illumination and energy saving.For LED street lamp unlike conventional street lamp, LED light source uses low-pressure direct Stream power supply, the efficient white light synthesized by GaN base power-type blue-ray LED with yellow, have efficient, safety, energy-saving and environmental protection, life-span The particular advantages such as length, fast response time, colour rendering index height, can be widely applied to different kinds of roads.It was predicted that before the year two thousand twenty, LED exists The occupation rate of Chinese illumination market is up to 80%, and China will will surpass ten thousand as global maximum LED illumination market, market scale Hundred million yuan.But, because the characteristic of the directional lightings such as LED, its illumination are excessively concentrated, light intense stimulus is caused in illumination range not And traditional sodium vapor lamp is soft, at the same between two hot spots region intensity of illumination relatively low, overall light skewness again.
Utility model content
The purpose of this utility model is to provide a kind of LED street lamp of high luminous intensity, to solve LED roads in the prior art The problem of lamp wiring skewness, realization ensure while LED street lamp intensity of illumination, light is distributed more uniform purpose.
The utility model is achieved through the following technical solutions:
A kind of LED street lamp of high luminous intensity, including lampshade, the lampshade is in the open arc-shaped in lower end, inside lampshade Two pieces of LED core sheets of setting, two pieces of LED core sheets are symmetrical along the symmetry axis of lampshade;The lampshade inner surface is uniformly distributed Some projections, it is two neighboring it is raised between a groove is set, the groove inner surface coats reflecting coating.
The problem of for LED street lamp light skewness in the prior art, the utility model proposes a kind of high luminous intensity LED street lamp, the lampshade of arc-shaped is set, and lampshade lower end is open, therefore light is aimed downwardly from the open-mouth of lampshade lower end.Lamp Cover is internally provided with two pieces of LED core sheets, ensures there is excellent total intensity of illumination with this.Because lampshade is arc-shaped, circular arc For axisymmetric shape, its symmetry axis must cross the center of circle, be that the symmetry axis is also the symmetrical of two pieces of LED core sheets in the utility model Axle.Two pieces of LED core sheets are symmetrical along the symmetry axis of lampshade, it is ensured that two light sources are evenly distributed inside lampshade, improve to The initial uniform degree of the light of outer scattering.Lampshade inner surface is uniformly distributed some projections, and one is set between two neighboring projection Individual groove.After the light that traditional LED core sheet is sent distributes upward, direct irradiation carries out minute surface at the top of lampshade, by lampshade Reflection, light is reflected to road surface direction.And by lampshade inner surface is equally distributed raised and groove in the utility model, So that lampshade inner surface is uneven, the light being irradiated to upwards inside lampshade, all entered by rough raised and groove Row reflection, becomes diffusing reflection so that the light reflected by lampshade does not have special angle, does not assemble by traditional mirror-reflection In on some road surface direction, so as to solve the dazzling and indirect photograph of illumination direct irradiation range of light in the prior art The problem of range of light is again weaker is penetrated, using the multidirectional feature of diffusing reflection multi-angle, greatly improves LED street lamp illumination point The uniform situation of cloth, realization ensure while LED street lamp intensity of illumination, light is distributed more uniform purpose.Groove inner surface Reflecting coating is also coated with, the reflecting coating uses existing any reflecting coating, will not be described here.Due to groove Effect irreflexive degree is mainly improved with male cooperation, light is also easy in inside grooves through repeatedly folding after entering groove Just spread out of after penetrating, easily cause luminous energy waste big, therefore reflecting coating is coated in inside grooves, reduce light in inside grooves Refraction number, reduce luminous energy loss, make light from groove by be irradiated to again after local reflex side projection on overflow Reflection, so as to improve the utilization ratio to LED core sheet emitted light.
Preferably, plane where the LED core sheet crosses the lampshade center of circle.LED core sheet is platy structure, therefore this programme In be that two pieces of LED core sheets stretch out and can cross the lampshade center of circle, along with two pieces of LED core sheets are symmetrical arranged, so two Block LED core sheet can the inclined uniform both sides being distributed in inside lampshade so that two pieces of LED core sheets can be sent out to both sides simultaneously Go out chief ray, the problem of further overcoming the indirect irradiation area light between two street lamps in the prior art weaker.
Preferably, the projection is in regular polygon structure.So that projection can be entered on microcosmic from multiple surfaces to light Row reflection, forms small localized specular reflections structure on each outer surface of regular polygon, so as to reduce fiber-loss rate, carries The high utilization ratio to the energy.
Preferably, the area≤5mm on each surface of the regular polygon2.Be each face of regular polygon area all≤ 5mm2, avoid each surface area is excessive from causing mirror-reflection degree to exceed diffusing reflection, it is ensured that light is more uniformly distributed.
Preferably, the open arc-shaped in the lower end is minor arc.It is that lampshade is minor arc shape so that irradiate the light to road surface Line has wider array of scattering angle.
Preferably, the groove is in minor arc shape.So that the light reflected from groove has wider array of scattering angle.
Preferably, radius≤1mm of the groove.By round geometrical property, radius is no more than 1mm minor arc, Its length is not over 6.28mm, so as to avoid groove is long from causing lampshade intensity to be interfered.
Preferably, the reflecting coating is aluminium base reflecting coating.Aluminium base reflecting coating thermal conductivity factor is higher, it is possible to increase this The heat-sinking capability of utility model.
Preferably, the cone of some tip cone ends outwardly is fixed in the lampshade outer surface.Existing street lamp is extreme in hail etc. Under bad weather, it is very easy to be damaged, therefore the cone of tip cone end outwardly is set in this programme in lampshade outer surface, is fallen on under Hail on lampshade is crushed, and largely reduces the kinetic energy for pounding the ice pellets on lampshade, so as to be carried out to LED street lamp Protection, improve service life.
Preferably, filling heat-conducting silicone grease inside the cone.Cone in this programme is arranged to hollow-core construction, fills inside it Heat-conducting silicone grease is filled out, to improve the overall thermal conductivity of cone, improves the heat-sinking capability of LED street lamp.
The utility model compared with prior art, has the following advantages and advantages:
1st, a kind of LED street lamp of high luminous intensity of the utility model, by lampshade inner surface is equally distributed raised and groove, So that lampshade inner surface is uneven, the light being irradiated to upwards inside lampshade, all entered by rough raised and groove Row reflection, becomes diffusing reflection so that the light reflected by lampshade does not have special angle, does not assemble by traditional mirror-reflection In on some road surface direction, so as to solve the dazzling and indirect photograph of illumination direct irradiation range of light in the prior art The problem of range of light is again weaker is penetrated, using the multidirectional feature of diffusing reflection multi-angle, greatly improves LED street lamp illumination point The uniform situation of cloth, realization ensure while LED street lamp intensity of illumination, light is distributed more uniform purpose.
2nd, a kind of LED street lamp of high luminous intensity of the utility model, reflecting coating is coated in inside grooves, reduces light and exist The refraction number of inside grooves, luminous energy loss is reduced, light is irradiated to the projection on side after local reflex again from groove Upper carry out diffusing reflection, so as to improve the utilization ratio to LED core sheet emitted light.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the utility model embodiment, forms the one of the application Part, the restriction to the utility model embodiment is not formed.In the accompanying drawings:
Fig. 1 is the structural representation of the utility model specific embodiment.
Mark and corresponding parts title in accompanying drawing:
1- lampshades, 2-LED chip boards, 3- is raised, 4- grooves, 5- cones, 6- heat-conducting silicone greases.
Embodiment
For the purpose of this utility model, technical scheme and advantage is more clearly understood, with reference to embodiment and accompanying drawing, The utility model is described in further detail, and exemplary embodiment of the present utility model and its explanation are only used for explaining this Utility model, it is not intended as to restriction of the present utility model.
Embodiment 1:
A kind of LED street lamp of high luminous intensity as shown in Figure 1, including lampshade 1, the lampshade 1 is in the open circle in lower end Arcuation, two pieces of LED core sheets 2 of the inside of lampshade 1 setting, symmetry axis of two pieces of LED core sheets 2 along lampshade 1 are symmetrical;The lamp Cover and a groove 4 is set between 1 inner surface is uniformly distributed some raised 3, two neighboring raised 3, the inner surface of groove 4 coating Reflecting coating.The present embodiment is by the inner surface of lampshade 1 equally distributed raised 3 and groove 4 so that and the inner surface of lampshade 1 is uneven, The light being irradiated to upwards inside lampshade 1, is all reflected by rough raised 3 and groove 4, and traditional minute surface is anti- Penetrate and become diffusing reflection so that the light reflected by lampshade 1 does not have special angle, is not concentrated in some road surface direction On, so as to solve, illumination direct irradiation range of light in the prior art is dazzling rather than direct irradiation range of light is again weaker The problem of, using the multidirectional feature of diffusing reflection multi-angle, the uniform situation of LED street lamp illumination patterns is greatly improved, is realized true While protecting LED street lamp intensity of illumination, light is set to be distributed more uniform purpose.In addition, in the reflective painting of the internal coat of groove 4 Material, reduce refraction number of the light groove 4 inside, reduce luminous energy and be lost, make light from groove 4 by after local reflex again according to It is mapped in the projection 3 on side and carries out diffusing reflection, so as to improves the utilization ratio to the emitted light of LED core sheet 2.
Embodiment 2:
A kind of LED street lamp of high luminous intensity as shown in Figure 1, on the basis of embodiment 1, the institute of LED core sheet 2 The center of circle of lampshade 1 is crossed in plane.Described raised 3 be in regular polygon structure.The area on each surface of the regular polygon is 4mm2。 The open arc-shaped in the lower end is minor arc.The groove 4 is in minor arc shape.The radius of the groove 4 is 0.8mm.It is described reflective Coating is aluminium base reflecting coating.The cone 5 of some tip cone ends outwardly is fixed in the outer surface of lampshade 1.The inside of cone 5 fills Heat-conducting silicone grease 6.
Above-described embodiment, the purpose of this utility model, technical scheme and beneficial effect are entered One step describes in detail, should be understood that and the foregoing is only specific embodiment of the present utility model, is not used to limit Determine the scope of protection of the utility model, it is all within the spirit and principles of the utility model, any modification for being made, equally replace Change, improve, should be included within the scope of protection of the utility model.

Claims (10)

1. a kind of LED street lamp of high luminous intensity, including lampshade (1), it is characterised in that the lampshade (1) is in lower end opening Arc-shaped, lampshade (1) is internal to set two pieces of LED core sheets (2), symmetrical axial symmetry of two pieces of LED core sheets (2) along lampshade (1) Distribution;Lampshade (1) inner surface is uniformly distributed some raised (3), and a groove (4) is set between two neighboring projection (3), Groove (4) inner surface coats reflecting coating.
A kind of 2. LED street lamp of high luminous intensity according to claim 1, it is characterised in that the LED core sheet (2) Place plane crosses lampshade (1) center of circle.
3. the LED street lamp of a kind of high luminous intensity according to claim 1, it is characterised in that the projection (3) is in just more Face body structure.
A kind of 4. LED street lamp of high luminous intensity according to claim 3, it is characterised in that the regular polygon it is every Area≤the 5mm on individual surface2
A kind of 5. LED street lamp of high luminous intensity according to claim 1, it is characterised in that the open circle in the lower end Arcuation is minor arc.
6. the LED street lamp of a kind of high luminous intensity according to claim 1, it is characterised in that the groove (4) is in minor arc Shape.
A kind of 7. LED street lamp of high luminous intensity according to claim 6, it is characterised in that the radius of the groove (4) ≤1mm。
8. the LED street lamp of a kind of high luminous intensity according to claim 1, it is characterised in that the reflecting coating is aluminium Base reflecting coating.
A kind of 9. LED street lamp of high luminous intensity according to claim 1, it is characterised in that lampshade (1) outer surface The cone (5) of fixed some tip cone ends outwardly.
10. the LED street lamp of a kind of high luminous intensity according to claim 9, it is characterised in that the cone (5) is internal Fill heat-conducting silicone grease (6).
CN201720883722.5U 2017-07-20 2017-07-20 A kind of LED street lamp of high luminous intensity Expired - Fee Related CN206890280U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720883722.5U CN206890280U (en) 2017-07-20 2017-07-20 A kind of LED street lamp of high luminous intensity

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720883722.5U CN206890280U (en) 2017-07-20 2017-07-20 A kind of LED street lamp of high luminous intensity

Publications (1)

Publication Number Publication Date
CN206890280U true CN206890280U (en) 2018-01-16

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Country Status (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110454752A (en) * 2019-09-09 2019-11-15 深圳博邦诚光电有限公司 A kind of LED Luminescence Uniformity adjustment device
CN111928134A (en) * 2020-07-27 2020-11-13 深圳市巧精灵照明有限公司 Neon light

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110454752A (en) * 2019-09-09 2019-11-15 深圳博邦诚光电有限公司 A kind of LED Luminescence Uniformity adjustment device
CN111928134A (en) * 2020-07-27 2020-11-13 深圳市巧精灵照明有限公司 Neon light

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180116

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