CN201391803Y - LED road lamp with light distribution and heat dissipation device - Google Patents
LED road lamp with light distribution and heat dissipation device Download PDFInfo
- Publication number
- CN201391803Y CN201391803Y CN200920054339U CN200920054339U CN201391803Y CN 201391803 Y CN201391803 Y CN 201391803Y CN 200920054339 U CN200920054339 U CN 200920054339U CN 200920054339 U CN200920054339 U CN 200920054339U CN 201391803 Y CN201391803 Y CN 201391803Y
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- Prior art keywords
- lens
- intensity distribution
- luminous intensity
- heat abstractor
- positioning
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- 230000017525 heat dissipation Effects 0.000 title abstract 7
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 230000003287 optical effect Effects 0.000 claims description 11
- 230000005855 radiation Effects 0.000 claims description 9
- 125000006850 spacer group Chemical group 0.000 claims description 5
- 238000005286 illumination Methods 0.000 abstract description 11
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000001149 thermolysis Methods 0.000 description 2
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- 239000004568 cement Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
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- 238000005516 engineering process Methods 0.000 description 1
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- 239000004065 semiconductor Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
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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
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model belongs to the technical field of LED road lamps, in particular to a LED road lamp with a light distribution and heat dissipation device, which comprises a lamp upper cover and a lamp lower cover. The lamp lower cover is provided with a light transmission sheet; an cavity formed by the lamp upper cover and the lamp lower cover is provided with a light distribution and heat dissipation device; the light distribution and heat dissipation device comprises a first positioning lens and is connected with the lamp lower cover; the first positioning lens is a curved surface lens and is arranged above the light transmission sheet; a lens opening is formed on the first positioning lens; a LED is correspondingly arranged in the lens opening; the heat dissipation device is arranged above the first positioning lens and connected with the first positioning lens; because the first positioning lens is the curved surface lens, the LED has large illumination range, emanative light beam and uniform light distribution when passing through an emitted vertical light beam; and the heat dissipation device plays a good heat dissipation role and can immediately emit the heat emitted by the LED, so that the LED road lamp has long service life.
Description
Technical field:
The utility model belongs to LED street lamp technical field, particularly has the LED street lamp of luminous intensity distribution heat abstractor.
Background technology:
At present the street lamp that uses on the road generally is fluorescent lamp or the sodium vapor lamp of 150W-400W, and this street lamp consumed power is very big and only could use normally under electric power provides sufficient situation.In actual applications, consider for economize on electricity, the brightness of street lamp need be regulated in different time sections, during the late into the night, often need street lamp is dimmed, with using electricity wisely, street lamp very easily damages fluorescent tube being lower than to work under the abnormal operating state of its rated power for a long time, bulb service life is short, and it is too high to make fluorescent tube change frequency, and maintenance cost significantly rises.Street lamp is erected at the high-altitude usually, often change to circuit pipeline and overhaul, safeguard and fix a breakdown and bring inconvenience, not only increased the maintenance cost of illuminator, also increased the consumption of the energy simultaneously, when supply of electric power occurs when in short supply, the illumination of street lamp will be restricted.
Because the LED street lamp has characteristics such as life-span length, high light source, radiationless, low-power consumption, the LED semiconductor light sources has obtained using widely at lighting field in recent years, but first positioning lens of present LED street lamp all is the planar lens structure, LED has one-way by the basic earthward vertically characteristics of leaded light of certain angle, has problems such as illumination range is little, light beam is too concentrated, luminous intensity distribution is inhomogeneous.The illumination radius of conventional street lamp is generally greater than 24 meters, and the illumination range of existing LED street lamp generally has only about 10 meters, differs over half with the illumination range of conventional street lamp.And existing LED lamp does not adopt radiator structure, and when LED lamp power was big, the heat that the LED lamp sends can not distribute well, causes the LED light temperature to raise and burns, and influence is normally used.
The utility model content:
The purpose of this utility model is to provide the LED street lamp with luminous intensity distribution heat abstractor that illumination range is big, luminous intensity distribution is even, radiating effect is good at the deficiencies in the prior art.
For achieving the above object, the utility model adopts following technical scheme:
LED street lamp with luminous intensity distribution heat abstractor, it comprises light fixture loam cake, light fixture lower cover, the light fixture lower cover is equipped with light transmission piece, light fixture loam cake, the formed inner chamber body of light fixture lower cover are provided with the luminous intensity distribution heat abstractor, the luminous intensity distribution heat abstractor is connected with the light fixture lower cover, described luminous intensity distribution heat abstractor comprises first positioning lens, first positioning lens be arranged on light transmission piece directly over, first positioning lens is a toroidal lens, have lens opening on first positioning lens, the LED correspondence is arranged in the lens opening, and heat abstractor is arranged on first positioning lens top and is connected with first positioning lens.
Wherein, described first positioning lens is made of 3～9 lens, has lens opening on the lens.
Wherein, described adjacent lenses exterior angle that sheet becomes is 10 °～65 °.
Wherein, the luminous intensity distribution angle of described first positioning lens is 3 °～50 °.
Wherein, described luminous intensity distribution heat abstractor also comprises optical lens, and optical lens is installed in the lens opening, and the LED correspondence is arranged on the optical lens.
Wherein, described luminous intensity distribution heat abstractor also comprises second positioning lens, and second positioning lens is arranged on the below of first positioning lens, and second positioning lens is connected with the light fixture lower cover by Z-shaped spacer.
Wherein, described heat abstractor comprises heat radiation lid and fin, and fin is fixed on the heat radiation lid.
Wherein, described fin be divided into X to fin and Y to fin, Y is applied in X in fin to fin.
The utility model beneficial effect is: the LED street lamp with luminous intensity distribution heat abstractor, it comprises the light fixture loam cake, the light fixture lower cover, the light fixture lower cover is equipped with light transmission piece, the light fixture loam cake, the formed inner chamber body of light fixture lower cover is provided with the luminous intensity distribution heat abstractor, the luminous intensity distribution heat abstractor is connected with the light fixture lower cover, described luminous intensity distribution heat abstractor comprises first positioning lens, first positioning lens be arranged on light transmission piece directly over, first positioning lens is a toroidal lens, have lens opening on first positioning lens, the LED correspondence is provided with in the lens opening, and heat abstractor is arranged on first positioning lens top and is connected with first positioning lens.Because first positioning lens is toroidal lens, LED is big by emitted normal beam illumination range, beam divergence, luminous intensity distribution are even, and heat abstractor plays good thermolysis, in time distributes the heat that LED sends, and makes long service life of the present utility model.
Description of drawings:
Fig. 1 is an external structure schematic diagram of the present utility model;
Fig. 2 is a decomposition texture schematic diagram of the present utility model;
Fig. 3 is the first positioning lens structural representation of the present utility model;
Fig. 4 is the first positioning lens vertical view of the present utility model.
Reference numeral:
1---light fixture loam cake 2---light fixture lower cover 3---light transmission piece
4---first positioning lens 5---lens opening 6---LED
7---heat abstractor 8---lens 9---optical lenses
10---second positioning lens 11---Z-shaped spacer 12---heat radiation lids
13---Y is to fin for fin 14---X is to fin 15---
The specific embodiment:
Below in conjunction with accompanying drawing the utility model is further described, sees accompanying drawing 1-4.
LED street lamp with luminous intensity distribution heat abstractor, it comprises light fixture loam cake 1, light fixture lower cover 2, and light fixture lower cover 2 is equipped with light transmission piece 3, and light transmission piece 3 can be made by transparent materials such as glass, plastic cement, and the light that LED6 sent can penetrate by light transmission piece 3.Light fixture loam cake 1, light fixture lower cover 2 formed inner chamber body are provided with the luminous intensity distribution heat abstractor, and the luminous intensity distribution heat abstractor is connected by Z-shaped spacer 11 with light fixture lower cover 2.Described luminous intensity distribution heat abstractor comprises first positioning lens 4, first positioning lens 4 be arranged on light transmission piece 3 directly over, first positioning lens 4 is a toroidal lens, first positioning lens 4 is made of 3～9 lens 8, have lens opening 5 on the lens 8, adjacent lenses sheet 8 to become the exterior angle be 10 °～65 °, the luminous intensity distribution angle of first positioning lens 4 is 3 °～50 °.Have lens opening 5 on first positioning lens 4, the LED6 correspondence is provided with in the lens opening 5.Design the structure of first positioning lens 4 according to the LED6 guiding property, replace planar lens by toroidal lens, the luminous intensity distribution angle of first positioning lens 4 is 3 °～50 °, from different perspectives luminous intensity distribution, illumination range is big, beam divergence, luminous intensity distribution are even, thereby enlarges the illuminating area on ground effectively.
Described luminous intensity distribution heat abstractor also comprises optical lens 9, and optical lens 9 is installed in the lens opening 5, and the LED6 correspondence is provided with on the optical lens 9.LED6 increases the light output quantity by optical lens 9, improves the brightness of illumination.The quantity of LED6 and optical lens 9 can be set according to the illumination needs, and a LED street lamp is generally installed 5～250.
Described luminous intensity distribution heat abstractor also comprises second positioning lens 10, second positioning lens 10 is arranged on first positioning lens, 4 belows, second positioning lens 10 and first positioning lens, 4 structures are in full accord, second positioning lens 10 is connected with light fixture lower cover 2 by Z-shaped spacer 11, and second positioning lens 10 stably is fixed on the light fixture lower cover 2.
Described heat abstractor 7 comprises heat radiation lid 12 and fin 13, fin 13 is fixed on the heat radiation lid 12, described fin 13 be divided into X to fin 14 and Y to fin 15, Y is applied in X in fin 14 to fin 15, heat abstractor 7 can be from different direction heat radiations, and heat radiation is evenly played good thermolysis, in time distribute the heat that LED6 sends, make long service life of the present utility model.
The above only is a better embodiment of the present utility model, so all equivalences of doing according to the described structure of the utility model patent claim, feature and principle change or modify, is included in the utility model patent claim.
Claims (8)
1, LED street lamp with luminous intensity distribution heat abstractor, it comprises light fixture loam cake (1), light fixture lower cover (2), light fixture lower cover (2) is equipped with light transmission piece (3), it is characterized in that: light fixture loam cake (1), the formed inner chamber body of light fixture lower cover (2) is provided with the luminous intensity distribution heat abstractor, the luminous intensity distribution heat abstractor is connected with light fixture lower cover (2), described luminous intensity distribution heat abstractor comprises first positioning lens (4), first positioning lens (4) be arranged on light transmission piece (3) directly over, first positioning lens (4) is a toroidal lens, have lens opening (5) on first positioning lens (4), LED (6) correspondence is arranged in the lens opening (5), and heat abstractor (7) is arranged on first positioning lens (4) top and is connected with first positioning lens (4).
2, the LED street lamp with luminous intensity distribution heat abstractor according to claim 1 is characterized in that: described first positioning lens (4) is made of 3～9 lens (8), has lens opening (5) on the lens (8).
3, the LED street lamp with luminous intensity distribution heat abstractor according to claim 2 is characterized in that: described adjacent lenses sheet (8) to become the exterior angle be 10 °～65 °.
4, the LED street lamp with luminous intensity distribution heat abstractor according to claim 1 is characterized in that: the luminous intensity distribution angle of described first positioning lens (4) is 3 °～50 °.
5, the LED street lamp with luminous intensity distribution heat abstractor according to claim 1, it is characterized in that: described luminous intensity distribution heat abstractor also comprises optical lens (9), optical lens (9) is installed in the lens opening (5), and LED (6) correspondence is arranged on the optical lens (9).
6, the LED street lamp with luminous intensity distribution heat abstractor according to claim 1, it is characterized in that: described luminous intensity distribution heat abstractor also comprises second positioning lens (10), second positioning lens (10) is arranged on the below of first positioning lens (4), and second positioning lens (10) is connected with light fixture lower cover (2) by Z-shaped spacer (11).
7, the LED street lamp with luminous intensity distribution heat abstractor according to claim 1 is characterized in that: described heat abstractor (7) comprises heat radiation lid (12) and fin (13), and fin (13) is fixed on the heat radiation lid (12).
8, the LED street lamp with luminous intensity distribution heat abstractor according to claim 7 is characterized in that: described fin (13) be divided into X to fin (14) and Y to fin (15), Y is applied in X in fin (14) to fin (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920054339U CN201391803Y (en) | 2009-04-10 | 2009-04-10 | LED road lamp with light distribution and heat dissipation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920054339U CN201391803Y (en) | 2009-04-10 | 2009-04-10 | LED road lamp with light distribution and heat dissipation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201391803Y true CN201391803Y (en) | 2010-01-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920054339U Expired - Fee Related CN201391803Y (en) | 2009-04-10 | 2009-04-10 | LED road lamp with light distribution and heat dissipation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201391803Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109611753A (en) * | 2019-01-08 | 2019-04-12 | 济南坤锐光学科技有限公司 | a lighting device |
-
2009
- 2009-04-10 CN CN200920054339U patent/CN201391803Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109611753A (en) * | 2019-01-08 | 2019-04-12 | 济南坤锐光学科技有限公司 | a lighting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100127 Termination date: 20130410 |