CN103185264A - LED streetlamp - Google Patents
LED streetlamp Download PDFInfo
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- CN103185264A CN103185264A CN2011104594594A CN201110459459A CN103185264A CN 103185264 A CN103185264 A CN 103185264A CN 2011104594594 A CN2011104594594 A CN 2011104594594A CN 201110459459 A CN201110459459 A CN 201110459459A CN 103185264 A CN103185264 A CN 103185264A
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- people
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- radiator
- led
- hypotenuse
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- 238000009423 ventilation Methods 0.000 claims abstract description 20
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 13
- 238000005286 illumination Methods 0.000 claims description 17
- 239000004411 aluminium Substances 0.000 claims description 11
- 230000017525 heat dissipation Effects 0.000 claims description 8
- 208000002925 dental caries Diseases 0.000 claims description 4
- 230000008901 benefit Effects 0.000 abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 5
- 239000003570 air Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- AEEAZFQPYUMBPY-UHFFFAOYSA-N [I].[W] Chemical compound [I].[W] AEEAZFQPYUMBPY-UHFFFAOYSA-N 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Images
Classifications
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- 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
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention relates to an LED streetlamp which comprises an LED holder, a front cover, a radiator, and a rear cover, wherein the LED holder comprises an aluminum baseplate, a plurality of LED chips, a lamp adapter and a lens group; the radiator comprises two eudipleural herringbone hollow columnar bodies, and fins on the convex surfaces of the former; and the front cover, as well as the rear cover, adopts a shell structure. The LED streetlamp has the advantages that: 1, the single LED chip is directly integrated and encapsulated on the aluminum baseplate to share the same convex lens, which increases the longitudinal length of an irradiation area and allows the light distribution to be more uniform under the action of an open-type lighting chamber; 2, under condition of no changing the effective radiating surfaces of the fins of the LED lamp, natural ventilation passages are increased so as to realize no-power radiating, reduce LED lamp junction temperature and the light attenuation of the LED lamp; and 3, with the front and the rear covers, the heat of the lighting chamber is taken away through the ventilating passages of upper and the lower spaces, and the LED lamp work environment is improved, as no water is reserved in the housing.
Description
Technical field:
The present invention relates to a kind of illumination LED lamp, especially relate to a kind of LED street lamp.
Background technology:
Along with country strengthens the input of capital construction, it is more unimpeded that traffic becomes, not only the ground highway, also have cavern, underground, seabed tunnel is more and more longer, incident is lighting problem.High-power high voltage sodium vapor lamp, iodine-tungsten lamp, mercury vapor lamp are mainly adopted in traditional road lighting, and these light sources adopt high voltages and big electric current, and volume is big, Heavy Weight, high energy consumption, and environmental pollution is serious, and the life-span is short, and illuminating effect is also undesirable.LED lamp development in recent years is very rapid, at present the weak point of road LED illuminating lamp: the one,, for reaching enough brightness, adopt a plurality of single LEDs mostly, in order to reach the heat radiation requirement, need to increase the area of dissipation of aluminium base; The 2nd,, street lamp has the requirement of the erosion of anti-rainwater, dust, the increase of lamp box, the difficulty of sealing also strengthens thereupon, makes again that simultaneously heat radiation is more difficult; The 3rd,, inhomogeneous, the middle bright periphery of light distribution is dark, and illuminating effect is not good, for reaching the requirement of road brightness, causes street lamp weight to strengthen, and material and manufacturing expense go up, and the advantage of LED street lamp is fully played.
Summary of the invention:
The objective of the invention is to provide at the prior art weak point LED street lamp that a kind of luminous intensity distribution is even, brightness is high, the life-span is long, utilize the gravity-flow ventilation passage that LED lamp heat is derived.
The objective of the invention is to realize by following measure: a kind of LED street lamp, it comprises LED lamp holder, protecgulum, radiator, tail-hood, it is characterized in that: described LED lamp holder is made up of aluminium base, some single LEDs chips, bulb socket, lens, described bulb socket is round table-like, the round platform top is provided with the shaft shoulder that holds lens, integrated being encapsulated on the aluminium base of described some single LEDs chips, aluminium base is close to the bulb socket bottom surface, and lens are positioned on the convex shoulder of bulb socket; Described radiator by symmetrical two " people " font hollow columns, and the hollow column convex surface on fin form, be divided into several ventilation cavitys in the described hollow column body, hollow column " people " word inner concave constitutes the illumination chamber, and the hypotenuse of the nearly symmetry axis of hollow column cross section concave surface " people " word and " people " word hypotenuse in the outer part become certain included angle with horizontal line; Described protecgulum, bonnet is the shell-type structure, shell-type structure and radiator joint face are opening surface, the top has the curved surface identical with the radiator fins outer rim on the shell-type structure, the shell-type structure is gone to the bottom and is flushed for plane and radiator bottom, the shell-type structure wall relative with opening surface is provided with some screw holes that are connected with radiator and heat dissipation ventilation hole, the heat dissipation ventilation hole is corresponding with radiator ventilation cavity, the shell-type structural base corresponds to the hollow column concave surface region and is provided with fin separated by a certain interval, and the wall that the opening surface of bonnet shell-type structure is relative also is provided with for the patchhole that street lamp post is installed; Described LED lamp holder is two one group many groups lamp holder of forming, one group two LED lamp holder symmetries are installed in indent " people " the word table face of radiator illumination chamber near on the inclined-plane of symmetry axis, LED lamp holder phase between group and group across a certain distance, protecgulum, bonnet are fixed on the radiator by screw.
Described radiator by two identical " people " word hollow columns, and the fin of hollow columnar convex surface constitute, two " people " word hollow column is closely together by connector, described connector is dumbbell shaped, and two spheroid of dumbbell shaped is embedded in the groove of each " people " word hollow column body wall.
The hypotenuse of the nearly symmetry axis of hollow column cross section concave surface " people " word and " people " word hypotenuse in the outer part become with horizontal line certain included angle be hypotenuse and the horizontal angle of the nearly symmetry axis of " people " word be 18～22 spend, " people " word hypotenuse and horizontal angle in the outer part be 33～37 to spend.
The hypotenuse of the nearly symmetry axis of described " people " word and horizontal angle are 20 degree.
Described " people " word hypotenuse and horizontal angle in the outer part is 35 degree.
Compared with prior art, the LED street lamp that has adopted the present invention to propose, has following advantage: 1) integrated being encapsulated on the aluminium base of the single LEDs chip of the present invention, share same lens, one group two LED lamp holder symmetries are installed on indent " people " the word table face of radiator illumination chamber, can select many group lamp holders according to the width on road surface, under the effect of open type illumination chamber, increase the longitudinal length of irradiation area, form rectangular illuminating effect, improve the Illumination Distribution of field of illumination, the instructions for use that luminous intensity distribution is more even, meet road lighting; 2) the present invention has set up the gravity-flow ventilation passage under the constant situation in LED lamp fin efficiently radiates heat surface, has realized idle burn-off, has reduced LED lamp junction temperature, has reduced the speed that LED light declines; 3) forward and backward lid shell-type structure is taken out of by will the throw light on heat of chamber of upper and lower space ventilator road, along with hot-air rises and takes away, cool ambient air replenishes the temperature that the illumination chamber reduces the LED lamp holder, and so circulation connects with extraneous by these air channels, ventilation, ventilation, in addition, through rainwash, accumulate in dust in the radiating fin this passage of flowing through and get rid of outside lamp housing no ponding in the shell, improve the working environment of LED lamp, prolonged the life-span of LED lamp greatly.The gravity-flow ventilation passage set up of the present invention can reduce about temperature rise 10 degree after testing, has obtained obvious improvement and economy and social benefit.
Description of drawings:
Fig. 1 is the outside schematic diagram of an embodiment that the present invention proposes.
Fig. 2 is that Fig. 1 example structure splits schematic diagram.
Fig. 3 is that Fig. 1 embodiment radiator is installed LED lamp holder place transversal profile schematic diagram.
The specific embodiment:
Below in conjunction with accompanying drawing the specific embodiment is elaborated: in Fig. 1～one embodiment of the present of invention figure shown in Figure 3, a kind of LED street lamp, it comprises: LED lamp holder 1, protecgulum 2, radiator 3, tail-hood 4, lamp stand 5.Wherein:
Described LED lamp holder is made up of substrate 11, some single LEDs chips 12, bulb socket 13, lens 14, described bulb socket 13 is round table-like, the round platform top is provided with the shaft shoulder 15 that holds lens, described some single LEDs chip 12 integrated being encapsulated on the aluminium base 11, aluminium base 11 flushes with bulb socket 13 bottom surfaces, and lens 14 are positioned on the shaft shoulder 15 of bulb socket 13.Integrated being encapsulated on the aluminium base of single LEDs chip of the present invention, the difference of utilizing the position by common lens to all directions throw light, the floodlight that forms is evenly distributed, photochromic soft, owing to saved the reflector that traditional single LEDs arranges, avoid the birefringence of light, improved the brightness of light.
Described radiator 3 by symmetrical two " people " font hollow columns 31, and the hollow column convex surface on fin 32 form, be divided into several ventilation cavitys 33 in described hollow column 31 bodies, hollow column 31 " people " word inner concave constitutes the illumination chamber, and hypotenuse 34 and " people " word hypotenuse 35 in the outer part of the nearly symmetry axis of hollow column 31 cross section concave surface " people " words become certain included angle with horizontal line; Oblique line 34 and the horizontal angle of the nearly symmetry axis of " people " word is 18～22 degree, and present embodiment is 20 degree, and " people " word oblique line 35 in the outer part is 33～37 degree with horizontal angle, and present embodiment is 35 degree.Open type that radiator " people " word hollow columnar concave surface two inclined-planes and forward and backward lid form naturally illumination chamber has limited sidelight, do not exist bright in the middle of the lamp source previously, periphery is dark, the phenomenon of light-use rate variance.
Described protecgulum 2, bonnet 4 are the shell-type structure, shell-type structure and radiator 3 joint faces are opening surface, top 41 has the curved surface identical with radiator 3 fins 32 outer rims on the shell-type structure, the shell-type structure is gone to the bottom and 42 is flushed with radiator 3 bottoms for the plane, the shell-type structure wall relative with opening surface is provided with some screw holes 43 that are connected with radiator 3 and heat dissipation ventilation hole 44, and heat dissipation ventilation hole 44 is corresponding with radiator 3 ventilation cavitys 33.Such structure as " draught " is provided, can drive the heat of radiator hollow column rapidly especially, reduces the temperature rise of LED.The shell-type structure is gone to the bottom and 42 is corresponded to the hollow column concave surface region and be provided with fin separated by a certain interval 45, and the wall that the opening surface of bonnet shell-type structure is relative also is provided with for the patchhole that street lamp post 5 is installed.The present invention goes to the bottom in forward and backward lid shell-type structure and is provided with fin separated by a certain interval, and space ventilative, ventilation is provided on the one hand, prevents that on the other hand entering of flying bird from doing nest, and the water that is collected on the lamp also can be discharged by this passage.Radiator hollow column " people " word inner concave constitutes the heat of illumination chamber by the space of front and rear covers fin separated by a certain interval, being lifted the fin space that changes on the radiator hollow column convex surface by housing top overflows, the illumination chamber is by cold air cover all around, the heat that absorbs the illumination chamber enters forward and backward cover plate fin space separated by a certain interval, so constantly circulation reduces the temperature rise of LED lamp.The present invention also has the function of automatic cleaning, accumulate in the dust in the radiator fins, can be because of rainwash, gap along between fin flows in the bonnet shell-type space, discharge outside lamp housing by the heat dissipation ventilation hole in bonnet shell-type space or fin space separated by a certain interval, have advantage unpowered, non-maintaining, good heat dissipation effect.As long as the fixing of LED lamp holder and radiator hollow column carried out in the waterproof of this product, damp proof sealing, saved production cost greatly.
The LED lamp holder is two one group two groups of lamp holders forming in the present embodiment, one group two LED lamp holder symmetries are installed in indent " people " the word table face of radiator 3 illumination chambers near on the inclined-plane of symmetry axis, LED lamp holder phase between group and group across a certain distance, protecgulum 2, bonnet 4 are fixed on the radiator 3 by screw.For the optional majority group of the wideer road of road lamp holder, solve the uniform problem of illumination of LED lamp, adopted effective aeration-cooling measure simultaneously, can reduce the junction temperature of LED lamp effectively, the heat that promotes the temperature rise of LED lamp to produce dissipates fast, and the present invention has obtained the social benefit that obvious improvement is become reconciled.
The present invention further takes following measure:
Described radiator by two identical " people " word hollow columns, and the fin of hollow columnar convex surface constitute, two " people " word hollow column is closely together by connector 6, described connector 6 is dumbbell shaped, and two spheroid 61 of dumbbell shaped is embedded in the groove of each " people " word hollow column body wall.
Described embodiments of the present invention above by reference to the accompanying drawings, the structure that embodiment provides is not construed as limiting the invention, and those skilled in the art make various distortion within the scope of the appended claims or revise all in protection domain in this area.
Claims (5)
1. LED street lamp, it comprises LED lamp holder, protecgulum, radiator, tail-hood, it is characterized in that: described LED lamp holder is made up of aluminium base, some single LEDs chips, bulb socket, lens, described bulb socket is round table-like, the round platform top is provided with the shaft shoulder that holds lens, integrated being encapsulated on the aluminium base of described some single LEDs chips, aluminium base is close to the bulb socket bottom surface, and lens are positioned on the convex shoulder of bulb socket; Described radiator by symmetrical two " people " font hollow columns, and the hollow column convex surface on fin form, be divided into several ventilation cavitys in the described hollow column body, hollow column " people " word inner concave constitutes the illumination chamber, and the hypotenuse of the nearly symmetry axis of hollow column cross section concave surface " people " word and " people " word hypotenuse in the outer part become certain included angle with horizontal line; Described protecgulum, bonnet is the shell-type structure, shell-type structure and radiator joint face are opening surface, the top has the curved surface identical with the radiator fins outer rim on the shell-type structure, the shell-type structure is gone to the bottom and is flushed for plane and radiator bottom, the shell-type structure wall relative with opening surface is provided with some screw holes that are connected with radiator and heat dissipation ventilation hole, the heat dissipation ventilation hole is corresponding with radiator ventilation cavity, the shell-type structural base corresponds to the hollow column concave surface region and is provided with fin separated by a certain interval, and the wall that the opening surface of bonnet shell-type structure is relative also is provided with for the patchhole that street lamp post is installed; Described LED lamp holder is two one group many groups lamp holder of forming, one group two LED lamp holder symmetries are installed in indent " people " the word table face of radiator illumination chamber near on the inclined-plane of symmetry axis, LED lamp holder phase between group and group across a certain distance, protecgulum, bonnet are fixed on the radiator by screw.
2. LED street lamp according to claim 1, it is characterized in that, described radiator by two identical " people " word hollow columns, and the fin of hollow columnar convex surface constitute, two " people " word hollow column is closely together by connector, described connector is dumbbell shaped, and two spheroid of dumbbell shaped is embedded in the groove of each " people " word hollow column body wall.
3. LED street lamp according to claim 1 and 2, it is characterized in that, the hypotenuse of the nearly symmetry axis of hollow column cross section concave surface " people " word and " people " word hypotenuse in the outer part become with horizontal line certain included angle be hypotenuse and the horizontal angle of the nearly symmetry axis of " people " word be 18～22 spend, " people " word hypotenuse and horizontal angle in the outer part be 33～37 to spend.
4. LED street lamp according to claim 1 and 2 is characterized in that, the hypotenuse of the nearly symmetry axis of described " people " word and horizontal angle are 20 degree.
5. LED street lamp according to claim 1 and 2 is characterized in that, described " people " word hypotenuse and horizontal angle in the outer part is 35 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104594594A CN103185264A (en) | 2011-12-30 | 2011-12-30 | LED streetlamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104594594A CN103185264A (en) | 2011-12-30 | 2011-12-30 | LED streetlamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103185264A true CN103185264A (en) | 2013-07-03 |
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ID=48676596
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104594594A Pending CN103185264A (en) | 2011-12-30 | 2011-12-30 | LED streetlamp |
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| Country | Link |
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| CN (1) | CN103185264A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104214742A (en) * | 2014-08-29 | 2014-12-17 | 苏州骏发精密机械有限公司 | Car headlight radiator |
| CN104776408A (en) * | 2015-04-14 | 2015-07-15 | 广州光炬智能科技有限公司 | Heat radiator and bulb thereof |
| CN106195946A (en) * | 2016-08-18 | 2016-12-07 | 东莞市闻誉实业有限公司 | Radiator lamps |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201237101Y (en) * | 2008-07-30 | 2009-05-13 | 孙卓 | Cooling LED light source structure with uniform illumination intensity |
| CN201636688U (en) * | 2010-02-26 | 2010-11-17 | 南京中压光电科技有限公司 | Led street lamp |
| CN201992368U (en) * | 2010-11-11 | 2011-09-28 | 王凯军 | High power LED (light-emitting diode) lighting lamp |
| CN202442199U (en) * | 2011-12-30 | 2012-09-19 | 谢金崇 | LED (Light-Emitting Diode) street lamp |
-
2011
- 2011-12-30 CN CN2011104594594A patent/CN103185264A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201237101Y (en) * | 2008-07-30 | 2009-05-13 | 孙卓 | Cooling LED light source structure with uniform illumination intensity |
| CN201636688U (en) * | 2010-02-26 | 2010-11-17 | 南京中压光电科技有限公司 | Led street lamp |
| CN201992368U (en) * | 2010-11-11 | 2011-09-28 | 王凯军 | High power LED (light-emitting diode) lighting lamp |
| CN202442199U (en) * | 2011-12-30 | 2012-09-19 | 谢金崇 | LED (Light-Emitting Diode) street lamp |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104214742A (en) * | 2014-08-29 | 2014-12-17 | 苏州骏发精密机械有限公司 | Car headlight radiator |
| CN104214742B (en) * | 2014-08-29 | 2017-04-26 | 广州市华宇电子科技有限公司 | Car headlight radiator |
| CN104776408A (en) * | 2015-04-14 | 2015-07-15 | 广州光炬智能科技有限公司 | Heat radiator and bulb thereof |
| CN104776408B (en) * | 2015-04-14 | 2018-05-15 | 广州萃智信息科技有限公司 | A kind of radiator and its light bulb |
| CN106195946A (en) * | 2016-08-18 | 2016-12-07 | 东莞市闻誉实业有限公司 | Radiator lamps |
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Application publication date: 20130703 |