CN201487719U - LED street lamp capable of dissipating heat by means of through holes - Google Patents
LED street lamp capable of dissipating heat by means of through holes Download PDFInfo
- Publication number
- CN201487719U CN201487719U CN2009201696217U CN200920169621U CN201487719U CN 201487719 U CN201487719 U CN 201487719U CN 2009201696217 U CN2009201696217 U CN 2009201696217U CN 200920169621 U CN200920169621 U CN 200920169621U CN 201487719 U CN201487719 U CN 201487719U
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- hole
- light source
- driving power
- heat transfer
- aluminium base
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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
Abstract
The utility model discloses an LED street lamp capable of dissipating heat by means of through holes, which comprises a latticed lamp shell radiator provided with through holes, an LED light source, a light distribution lens, a driving power source and a lamp mounting and fixing subassembly. The latticed lamp shell radiator provided with through holes is a latticed body formed by crossly arranged radiating fins and overflow through holes are formed among the grids. The LED light source is fixedly installed on a mounting face at the lower end of a heat transfer aluminium base plate of the lamp shell radiator. The light distribution lens is fixedly installed below the LED light source and is sealed with the heat transfer aluminium base plate to form a sealed light source cavity between the lens and the heat transfer aluminium base plate, and the LED light source is arranged in the sealed light source cavity. The driving power source is fixed in a power box of the lamp shell radiator and the power box is sealed with a box cover. The input end of the driving power source is connected with an external power grid and the output end of the driving power source is connected with the LED light source through a lead. The unique latticed heat dissipation structure with through holes of the street lamp enhances the cross ventilation of the air, thus realizing a more reasonable heat dissipation approach.
Description
Technical field
The utility model relates to a kind of LED light fixture, definite a kind of through hole heat dissipation LED road lamp of saying so.
Background technology
LED lighting apparatus particularly high-power LED street lamp heat radiation will be parts that study for a long period of time and improve, commonplace radiator structure is the pattern of aluminium alloy heat transfer plate and fin combination at present, its advantage is that radiating effect is stable, must regular maintenance, but it is low that significant disadvantages is a radiating efficiency, heavy radiator has increased the consumption of aluminium, and some are such as water-cooled, heat dissipation such as forced convertion can increase lamp part undoubtedly, and some pressure modes consumption of power not only, also can increase maintenance workload and cost, not timely solution can cause the damage of led light source in case dynamical system breaks down, so these methods are got rid of the heat radiation that is used on the high-power LED street lamp substantially.
Summary of the invention
For addressing the above problem, the utility model provides a kind of and has consumed that material is few, the through hole heat dissipation LED road lamp of good heat dissipation effect.
The technical solution of the utility model is as follows:
A kind of through hole heat dissipation LED road lamp, by the latticed lamp housing radiator of through hole, led light source, formation such as light-distribution lens and driving power, the latticed lamp housing radiator of through hole constitutes the lamp main body skeleton, radiator, driving power box and lamp installation fixation kit connect successively, led light source is fixedly installed in lamp housing radiator centre heat transfer aluminium base lower end mounting plane, crisscross fin forms the through hole distributed in grid at its periphery, light-distribution lens is installed on the led light source below and is fixedly connected on the heat transfer aluminium base by screw, encapsulation process makes and forms airtight light-source chamber between the two between light-distribution lens and heat transfer aluminium base, led light source places in it, driving power is fixed in the lamp housing radiator driving power box, driving power input outside electric power network, output is connected with the led light source lead, through wires hole place encapsulation process.
The latticed lamp housing radiator of described through hole adopts the aluminium one-step die casting, comprise radiator, driving power box and lamp installation fixation kit, it is latticed that crisscross fin forms through hole, the heat transfer aluminium base is established in the radiator centre, heat transfer aluminium base lower surface is the plane, the upper surface is established horizontal or vertical fin and is formed an integral body with latticed fin, heat transfer aluminium base thickness is set between 0.5-2 centimetre, establish screw hole that led light source and light-distribution lens are installed and the through wires hole of using for cabling on it, the thickness of fin is the 1-5 millimeter, highly be 1-10 centimetre, spacing is 0.5-2 centimetre; Through hole radiator frame links to each other with the driving power box, and the driving power box is established loam cake and cooperated in power pack is continuous by screw; The lamp installation fixation kit links to each other with the driving power box other end, establishes the threading via hole between the two.
Described led light source is made by the integrated encapsulation of high-power LED chip, led chip is by lead series connection or compose in parallel matrix and arrange and place and form the led light source module in the module carrier, and be provided with two faces, a light-emitting area and a thermal conductive surface, thermal conductive surface is made by the little metal of thermal resistance, should comprise the screw hole that is connected with lamp radiator on it, thermal conductive surface is connected in heat transfer aluminium base lower surface by screw and heat-conducting glue.
Described light-distribution lens is fixed on heat transfer aluminium base lower end mounting plane by glass or resinous material compression molding by the lens retainer ring; The lens retainer ring is the metal ring structure, and middle perforate and light-distribution lens coupling are fixed in the heat transfer aluminium base by screw.
Described driving power is AC/DC or DC/DC constant current source of stable pressure, output voltage and power and led light source coupling.
Good effect of the present utility model: through hole grid radiator forms a plurality of flow channels, the air themperature of radiator periphery can increase when light fixture point brightness temperature raises, frivolous hot-air can rise, hot-air after the rising will form negative pressure at the radiator periphery makes colder air fill up, so just formed the exchange of heat, the formation cross-ventilation that so goes round and begins again improves radiating efficiency.
Description of drawings:
Fig. 1: be the utility model scheme of installation;
Fig. 2: be the latticed lamp housing radiator of through hole schematic diagram;
Fig. 3: be light-distribution lens and lens retainer ring schematic diagram;
Fig. 4: be the utility model schematic appearance.
Indication legend in the accompanying drawing
1, the latticed lamp housing radiator 11 of through hole, fin
12, through hole 13, heat transfer aluminium base
14, light source is installed screw hole 15, light-distribution lens is installed screw hole
16, through wires hole 17, driving power box
18, lamp installation fixation kit 2, led light source
3, light-distribution lens 4, lens retainer ring
5, driving power 6, loam cake
7, sealing ring 8, sealing gasket
The specific embodiment
As shown in Figure 1, a kind of through hole heat dissipation LED road lamp, by the latticed lamp housing radiator of through hole (1), led light source (2), light-distribution lens (3) and driving power formations such as (5), the latticed lamp housing radiator of through hole constitutes the lamp main body skeleton, radiator, driving power box (17) and lamp installation fixation kit (18) connect successively, led light source is fixedly installed in lamp housing radiator centre heat transfer aluminium base lower end mounting plane, crisscross fin forms the through hole distributed in grid at its periphery, light-distribution lens is installed on the led light source below and is fixedly connected on the heat transfer aluminium base by screw, sealing ring (7) encapsulation process makes and forms airtight light-source chamber between the two between light-distribution lens and heat transfer aluminium base, led light source places in it, driving power is fixed in the lamp housing radiator driving power box, driving power input outside electric power network, output is connected with the led light source lead, through wires hole place encapsulation process.
As shown in Figure 2, the latticed lamp housing radiator of through hole adopts the aluminium one-step die casting, comprise radiator, driving power box (17) and lamp installation fixation kit (18), it is latticed that crisscross fin (11) forms through hole (12), heat transfer aluminium base (13) is established in the radiator centre, heat transfer aluminium base lower surface is a mounting plane, heat transfer aluminium base upper surface is established horizontal or vertical fin and is formed an integral body with latticed fin, heat transfer aluminium base thickness is set between 0.5-2 centimetre, establish the through wires hole (16) that led light source installation screw hole (14) and light-distribution lens are installed screw hole (15) and used for cabling on it, the thickness of fin is the 1-5 millimeter, highly be 1-10 centimetre, spacing is 0.5-2 centimetre; Through hole radiator frame links to each other with the driving power box, and the driving power box is established loam cake (6) and cooperated in power pack is continuous by screw, need add sealing gasket (8) encapsulation process between the two; The lamp installation fixation kit links to each other with the driving power box other end, establishes the threading via hole between the two.
Described led light source is made by the integrated encapsulation of high-power LED chip, led chip is by lead series connection or compose in parallel matrix and arrange and place and form the led light source module in the module carrier, and be provided with two faces, a light-emitting area and a thermal conductive surface, thermal conductive surface is made by the little metal of thermal resistance, should comprise the screw hole that is connected with lamp radiator on it, thermal conductive surface is connected in heat transfer aluminium base lower surface by screw and heat-conducting glue.
As shown in Figure 3, described light-distribution lens (3) is comprised the plane of incidence, exiting surface and wing ring is installed by glass or resinous material compression molding, is fixed on heat transfer aluminium base lower end mounting plane by the lens retainer ring; Lens retainer ring (4) is the metal ring structure, middle perforate (41) and light-distribution lens coupling, and peripheral screw hole (42) is used for light-distribution lens and is fixed in the heat transfer aluminium base.
Described driving power is AC/DC or DC/DC constant current source of stable pressure, output voltage and power and led light source coupling.
As shown in Figure 4, be light fixture light fixture whole structure, lamp installation fixation kit and street lamp arm are connected during lamp installation, and lens shine the road surface towards need.
Claims (5)
1. through hole heat dissipation LED road lamp, by the latticed lamp housing radiator of through hole, led light source, formation such as light-distribution lens and driving power, it is characterized in that: the latticed lamp housing radiator of through hole constitutes the lamp main body skeleton, radiator, driving power box and lamp installation fixation kit connect successively, lamp housing radiator heat transfer aluminium base lower end mounting plane fixedly mounts a led light source at least, crisscross fin forms the through hole distributed in grid at its periphery, light-distribution lens is installed on the led light source below and is fixedly connected on the heat transfer aluminium base by screw, encapsulation process makes and forms airtight light-source chamber between the two between light-distribution lens and heat transfer aluminium base, led light source places in it, driving power is fixed in the lamp housing radiator driving power box, driving power input outside electric power network, output is connected with the led light source lead, through wires hole place encapsulation process.
2. a kind of through hole heat dissipation LED road lamp according to claim 1, it is characterized in that: the latticed lamp housing radiator of described through hole adopts the aluminium one-step die casting, comprise radiator, driving power box and lamp installation fixation kit, it is latticed that crisscross fin forms through hole, the heat transfer aluminium base is established in the radiator centre, heat transfer aluminium base lower surface is the plane, the upper surface is established horizontal or vertical fin and is formed an integral body with latticed fin, heat transfer aluminium base thickness is set between 0.5-2 centimetre, establish screw hole that led light source and light-distribution lens are installed and the through wires hole of using for cabling on it, the thickness of fin is the 1-5 millimeter, highly be 1-10 centimetre, spacing is 0.5-2 centimetre; Through hole radiator frame links to each other with the driving power box, and the driving power box is established loam cake and cooperated in power pack is continuous by screw; The lamp installation fixation kit links to each other with the driving power box other end, establishes the threading via hole between the two.
3. a kind of through hole heat dissipation LED road lamp according to claim 1, it is characterized in that: described led light source is made by the integrated encapsulation of high-power LED chip, led chip is by lead series connection or compose in parallel matrix and arrange and place and form the led light source module in the module carrier, and be provided with two faces, a light-emitting area and a thermal conductive surface, thermal conductive surface is made by the little metal of thermal resistance, should comprise the screw hole that is connected with lamp radiator on it, thermal conductive surface is connected in heat transfer aluminium base lower surface by screw and heat-conducting glue.
4. a kind of through hole heat dissipation LED road lamp according to claim 1 is characterized in that: described light-distribution lens is fixed on heat transfer aluminium base lower end mounting plane by glass or resinous material compression molding by the lens retainer ring; The lens retainer ring is the metal ring structure, and middle perforate and light-distribution lens coupling are fixed in the heat transfer aluminium base by screw.
5. a kind of through hole heat dissipation LED road lamp according to claim 1 is characterized in that: described driving power is AC/DC or DC/DC constant current source of stable pressure, output voltage and power and led light source coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201696217U CN201487719U (en) | 2009-09-03 | 2009-09-03 | LED street lamp capable of dissipating heat by means of through holes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201696217U CN201487719U (en) | 2009-09-03 | 2009-09-03 | LED street lamp capable of dissipating heat by means of through holes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201487719U true CN201487719U (en) | 2010-05-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201696217U Expired - Fee Related CN201487719U (en) | 2009-09-03 | 2009-09-03 | LED street lamp capable of dissipating heat by means of through holes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201487719U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102478221A (en) * | 2010-11-22 | 2012-05-30 | 西安大昱光电科技有限公司 | Heat radiation structure of LED lamp |
| CN102980161A (en) * | 2012-11-27 | 2013-03-20 | 南通贝思特科技咨询有限公司 | LED (light emitting diode) street lamp radiator |
-
2009
- 2009-09-03 CN CN2009201696217U patent/CN201487719U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102478221A (en) * | 2010-11-22 | 2012-05-30 | 西安大昱光电科技有限公司 | Heat radiation structure of LED lamp |
| CN102980161A (en) * | 2012-11-27 | 2013-03-20 | 南通贝思特科技咨询有限公司 | LED (light emitting diode) street lamp radiator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangsu Yangtze Electromechanical Science & Technology Co.,Ltd. Assignor: Huang Jinlu Contract record no.: 2012320000247 Denomination of utility model: LED street lamp capable of dissipating heat by means of through holes Granted publication date: 20100526 License type: Exclusive License Record date: 20120319 |
|
| ASS | Succession or assignment of patent right |
Owner name: ZHENJIANG YANGZI ELECTROMECHANICAL EQUIPMENT CO., Free format text: FORMER OWNER: HUANG JINLU Effective date: 20120808 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 225500 TAIZHOU, JIANGSU PROVINCE TO: 212200 ZHENJIANG, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120808 Address after: 212200 No. 108 Yang Yang North Road, Yangzhong Development Zone, Jiangsu, China Patentee after: Zhenjiang Yangzi Electromechanical Equipment Co., Ltd. Address before: 225500 room 114, Worker Village, Jiangyan Town, Jiangsu, Jiangyan, 107 Patentee before: Huang Jinlu |
|
| ASS | Succession or assignment of patent right |
Owner name: JIANGSU YANGTZE ELECTROMECHANICAL SCIENCE + TECHNO Free format text: FORMER OWNER: ZHENJIANG YANGZI ELECTROMECHANICAL EQUIPMENT CO., LTD. Effective date: 20120929 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 212200 ZHENJIANG, JIANGSU PROVINCE TO: 212132 ZHENJIANG, JIANGSU PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20120929 Address after: 212132, 76, Yinhe Road, Dagang District, Zhenjiang, Jiangsu, Zhenjiang Patentee after: Jiangsu Yangtze Electromechanical Science & Technology Co.,Ltd. Address before: 212200 No. 108 Yang Yang North Road, Yangzhong Development Zone, Jiangsu, China Patentee before: Zhenjiang Yangzi Electromechanical Equipment Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100526 Termination date: 20150903 |
|
| EXPY | Termination of patent right or utility model |