CN202302988U - A high-power perforated convective circulation LED street lamp - Google Patents
A high-power perforated convective circulation LED street lamp Download PDFInfo
- Publication number
- CN202302988U CN202302988U CN2011201966069U CN201120196606U CN202302988U CN 202302988 U CN202302988 U CN 202302988U CN 2011201966069 U CN2011201966069 U CN 2011201966069U CN 201120196606 U CN201120196606 U CN 201120196606U CN 202302988 U CN202302988 U CN 202302988U
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- radiator
- led light
- light source
- heat transfer
- perforation
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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 discloses a high-power perforated convective circulation LED street lamp, comprising a radiator integrating lamp housing, LED light sources, light distribution lenses and a constant current drive power. A perforated convection radiator is integrated into the lamp housing; the LED light sources are pressed against an installing surface of a heat transfer substrate of the radiator; the light distribution lenses are installed fixedly on emergent light surfaces of the LED light sources through lens glands; closed light source cavities are formed through sealing processing between the lens and the installing surface of the heat transfer substrate; the constant current drive power is fixedly installed in an electric box on the lamp housing; through the sealing processing with an electric box cover, the electric box is formed into a closed electric cavity; an output end of the drive power is connected with wires between positive electrodes and negative electrodes of the LED light sources; the connecting wires are extended out of the electric cavity, enter into the light source cavities through a wiring groove and are connected with the LED light sources respectively; and the wiring groove is sealed by wire groove cover. The high-power perforated convective circulation LED street lamp enhances air circulation with a unique latticed heat dissipation structure, realizes more reasonable heat dissipation, prevents dust and sundries in industrial and mining sites from gathering on the surface of the latticed radiator, and realizes independent heat management through independent arrangement of the radiator and the electric box.
Description
Technical field
The utility model relates to the high-power LED illumination field, definite a kind of perforation convection circulation high-power LED street lamp of saying so.
Background technology
The thermal component of LED light fixture is an emphasis and difficult point always; The whether reasonable serviceability and the cost of manufacture that directly has influence on light fixture of its structure, the led light source junction temperature of chip with all become dependency relation in its light efficiency, light decay and service life, therefore reasonably cooling system will seem extremely important; Commonplace radiator structure is the pattern that aluminium alloy heat transfer plate and fin combine at present; Its advantage is that radiating effect is stable, must regular maintenance, but that significant disadvantages is a radiating efficiency is low; Heavy radiator has increased the consumption of aluminium; And some can increase the light fixture parts undoubtedly such as heat dissipation such as water-cooled, forced convertions, and some pressure modes of while are 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 lamp basically.
Summary of the invention
For addressing the above problem, the utility model provides that a kind of materials used is few, the perforation convection circulation high-power LED street lamp of good heat dissipation effect.
The technical scheme of the utility model is following:
A kind of perforation convection circulation high-power LED street lamp; Constitute by the integrated lamp housing of radiator, led light source, light-distribution lens and constant-current driving power supply, the whole integrated design of perforation convector radiator and lamp housing, led light source is by the fastening radiator heat transfer substrate installed surface that is installed on of screw; Be coated with thermal grease conduction therebetween to reduce thermal resistance; Light-distribution lens is fixedly installed in the led light source exiting surface by the lens gland, adds the sealing ring encapsulation process between lens and heat transfer substrate installed surface and forms airtight light-source chamber, and light-source chamber need reach certain degree of protection; Constant-current driving power supply is fixedly installed on the lamp housing in the electrical box; By the fastening installation of anchor ear, electrical box cooperates with electric lid installs and encapsulation process forms airtight electric chamber, and lead is connected between driving power output and led light source both positive and negative polarity; The connection lead is passed via trough entering light-source chamber by electric chamber and is connected in led light source, wire casing lid sealing on the trough.
The integrated lamp housing of described radiator is by high thermal conductivity alloy material Integratively die cast; Comprise heat radiation, electric and fixing three functional areas; Radiator, electrical box and arm are connected in order, and trough is connected between radiator and electrical box, establishes the threading via hole between arm and electrical box.
Described radiator adopts the high thermal conductivity alloy material to become perforation latticed, and heat transfer substrate is established in the radiator centre, and heat transfer substrate reaches certain thickness in order to heat-conduction even temperature; Common 6-12cm; The heat transfer substrate back side and periphery are laid fin, and fin is set to plane or curved surface, and it is latticed that peripheral fin is staggered to form perforation; Via hole forms flow channels between the perforation grid; The upper surface fin is avoided forming isolated closed area as far as possible and is prevented the dust stratification control of dust, and the heat transfer substrate lower surface is the Plane Installation face, and installed surface is established screw hole that led light source and light-distribution lens are installed and the through wires hole that supplies cabling to use; Through wires hole leads to trough, the corresponding setting in position, hole on screw hole position and led light source and the lens gland.
Described electrical box is arranged between radiator and the arm, and driving power fixed screw holes and binding post installation base are set in it, electric lid is set on the electrical box and cooperates assembling with it; The electrical box periphery is provided with the screw hole that is connected with electric lid.
Described arm is a sleeve-like, is used for the light fixture fixed installation, and its length is not less than 12cm, and two holding screw holes are set on the sleeve at least.
The moulding of described electric lid aluminium alloy compression casting cooperates installation to form electric chamber with electrical box.
The corresponding strip that is provided with trough of described wire casing lid, periphery is established screw hole corresponding to trough, cooperates the effect of playing airtight trough of installing.
Described led light source is made by the integrated encapsulation of high-power LED chip; Led chip is through 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, and a light-emitting area and a thermal conductive surface, thermal conductive surface is processed 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 through screw and heat-conducting glue.Led light source power designs arbitrarily, and its power needs to match with heat-sinking capability and driving power.
Described light-distribution lens is fixed on heat transfer aluminium base lower end mounting plane by glass or resinous material compression molding, and the light-distribution lens that makes up through optics software design different curve can obtain different illuminating effects.
Described lens gland can be materials such as aluminium alloy or plastics and processes, in order to the fixed installation light-distribution lens.
Described constant-current driving power supply is AC/DC or DC/DC constant current source of stable pressure, output voltage and power and led light source coupling.
The good effect of the 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, and has so just formed the exchange of heat, and the formation cross-ventilation that so goes round and begins again improves radiating efficiency and realizes more reasonably dispelling the heat approach; Latticed radiator can effectively solve the deposition of industrial and mineral occasion dust foreign material in spreader surface simultaneously, and radiator and the setting of electrical box independence can realize independently thermal management; The whole integrated design of lamp housing, no local thermal resistance in the lamp housing can make full use of the heat-sinking capability at each position of lamp housing.
Description of drawings:
Fig. 1: be the integrated lamp housing plan view of radiator;
Fig. 2: be the integrated lamp housing stereogram of radiator;
Fig. 3: be the utility model assembling sketch map;
Fig. 4: be the utility model structural representation.
Indication legend in the accompanying drawing
1, the integrated lamp housing of radiator 11, heat transfer substrate
12, fin 13, via hole
14, electrical box 15, arm
16, trough 17, driving power fixed screw holes
18, binding post installation base 19, holding screw hole
2, electric lid 3, wire casing lid
4, led light source 5, light-distribution lens
6, lens gland 7, driving power
The specific embodiment
Like Fig. 1, shown in 2: the integrated lamp housing 1 of radiator is by high thermal conductivity alloy material Integratively die cast; Comprise heat radiation, electric and fixing three functional areas; Radiator, electrical box 14 and arm 15 are connected in order; Trough 16 is connected between radiator and electrical box, establishes the threading via hole between arm and electrical box.
Radiator adopts the high thermal conductivity alloy material to become perforation latticed, and heat transfer substrate 11 is established in the radiator centre, and heat transfer substrate reaches certain thickness in order to heat-conduction even temperature; Common 6-12cm; The heat transfer substrate back side and periphery are laid fin 12, and fin is set to plane or curved surface, and it is latticed that peripheral fin is staggered to form perforation; Via hole 13 forms flow channels between the perforation grid; The upper surface fin is avoided forming isolated closed area as far as possible and is prevented the dust stratification control of dust, and the heat transfer substrate lower surface is the Plane Installation face, and installed surface is established screw hole that led light source and light-distribution lens are installed and the through wires hole that supplies cabling to use; Through wires hole leads to trough, the corresponding setting in position, hole on screw hole position and led light source and the lens gland.
The wire casing lid 3 corresponding strips that are provided with trough, periphery is established screw hole corresponding to trough, cooperates the effect of playing airtight trough of installing.
Light-distribution lens 5 is fixed on heat transfer aluminium base lower end mounting plane by glass or resinous material compression molding, and the light-distribution lens that makes up through optics software design different curve can obtain different illuminating effects.
Lens gland 6 can be materials such as aluminium alloy or plastics and processes, in order to the fixed installation light-distribution lens.
Constant-current driving power supply 7 is AC/DC or DC/DC constant current source of stable pressure, output voltage and power and led light source coupling.
Like Fig. 1, shown in 2: a kind of perforation convection circulation high-power LED street lamp is by the integrated lamp housing of radiator 1, electric lid 2, and wire casing lid 3, led light source 4, light-distribution lens 5, lens gland 6 and constant-current driving power supply 7 constitute, perforation convector radiator and the integrated design of lamp housing integral body; Led light source is by the fastening radiator heat transfer substrate installed surface that is installed on of screw, and led light source is provided with one or more, is coated with thermal grease conduction therebetween to reduce thermal resistance; Corresponding to each led light source light-distribution lens is set; Light-distribution lens is fixedly installed in the led light source exiting surface by the lens gland, adds the sealing ring encapsulation process between lens and heat transfer substrate installed surface and forms airtight light-source chamber, and light-source chamber need reach certain degree of protection; Constant-current driving power supply is fixedly installed on the lamp housing in the electrical box; By the fastening installation of anchor ear, electrical box cooperates installation and encapsulation process to form airtight electric chamber with electric lid, and the driving power input lead gets into electric chamber through arm; Through wires hole goes out encapsulation process; Lead is connected between driving power output and led light source both positive and negative polarity, connects lead and is passed by electric chamber and get into light-source chamber via trough and be connected in led light source, wire casing lid sealing on the trough.
Claims (7)
1. perforation convection circulation high-power LED street lamp; Constitute by the integrated lamp housing of radiator, led light source, light-distribution lens and constant-current driving power supply; It is characterized in that: the integrated design of perforation convector radiator and lamp housing integral body, led light source are close to and are installed on radiator heat transfer substrate installed surface, and light-distribution lens is fixedly installed in the led light source exiting surface by the lens gland; Encapsulation process forms airtight light-source chamber between lens and heat transfer substrate installed surface; Constant-current driving power supply is fixedly installed on the lamp housing in the electrical box, and electrical box cooperates with electric lid installs and encapsulation process forms airtight electric chamber, and lead is connected between driving power output and led light source both positive and negative polarity; The connection lead is passed via trough entering light-source chamber by electric chamber and is connected in led light source, wire casing lid sealing on the trough.
2. a kind of perforation convection circulation high-power LED street lamp according to claim 1; It is characterized in that: the integrated lamp housing of described radiator is made up of radiator, electrical box and arm; Radiator, electrical box and arm are connected in order; Trough is connected between radiator and electrical box, establishes the threading via hole between arm and electrical box.
3. a kind of perforation convection circulation high-power LED street lamp according to claim 2; It is characterized in that: described radiator adopts the moulding of high thermal conductivity alloy material; Heat transfer substrate is established in the radiator centre, and the heat transfer substrate back side and periphery are laid fin, and it is latticed that heat transfer substrate periphery fin is staggered to form perforation; The heat transfer substrate lower surface is an installed surface, and installed surface is established screw hole that led light source and light-distribution lens are installed and the through wires hole that supplies cabling to use.
4. a kind of perforation convection circulation high-power LED street lamp according to claim 2, it is characterized in that: described electrical box two ends connect radiator and arm respectively, and driving power fixed screw holes and binding post installation base are set in the electrical box.
5. a kind of perforation convection circulation high-power LED street 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 through 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, and a light-emitting area and a thermal conductive surface, thermal conductive surface is processed 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 through screw and heat-conducting glue.
6. a kind of perforation convection circulation high-power LED street 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.
7. a kind of perforation convection circulation high-power LED street lamp according to claim 1 is characterized in that: described constant-current driving power supply 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 |
|---|---|---|---|
| CN2011201966069U CN202302988U (en) | 2011-06-08 | 2011-06-08 | A high-power perforated convective circulation LED street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201966069U CN202302988U (en) | 2011-06-08 | 2011-06-08 | A high-power perforated convective circulation LED street lamp |
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| Publication Number | Publication Date |
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| CN202302988U true CN202302988U (en) | 2012-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201966069U Expired - Fee Related CN202302988U (en) | 2011-06-08 | 2011-06-08 | A high-power perforated convective circulation LED street lamp |
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| Country | Link |
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| CN (1) | CN202302988U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103062682A (en) * | 2013-01-01 | 2013-04-24 | 西安重装渭南光电科技有限公司 | LED streetlamp |
| CN103672648A (en) * | 2013-11-30 | 2014-03-26 | 四川格兰德科技有限公司 | LED street lamp conducive to radiating |
| CN105485583A (en) * | 2015-12-16 | 2016-04-13 | 广东汉盾光电科技有限公司 | LED down lamp light-emitting module with novel heat dissipation structure |
| CN105485592A (en) * | 2016-01-07 | 2016-04-13 | 南通中铁华宇电气有限公司 | Type III high-brightness light-distributing long service life LED module street lamp |
| CN105627193A (en) * | 2015-06-04 | 2016-06-01 | 中节能晶和照明有限公司 | LED tunnel lamp conveniently dissipating heat |
| CN105650601A (en) * | 2015-06-04 | 2016-06-08 | 中节能晶和照明有限公司 | LED lens array surface cover and fixing structure thereof |
| CN106838638A (en) * | 2017-01-18 | 2017-06-13 | 朱惠冲 | A kind of LED without steps heat conduction easy heat radiation |
| WO2019085244A1 (en) * | 2017-10-31 | 2019-05-09 | 重庆光遥光电科技有限公司 | Laser street lamp |
| CN110454706A (en) * | 2018-05-08 | 2019-11-15 | 深圳市海洋王照明工程有限公司 | Road lamp |
-
2011
- 2011-06-08 CN CN2011201966069U patent/CN202302988U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103062682A (en) * | 2013-01-01 | 2013-04-24 | 西安重装渭南光电科技有限公司 | LED streetlamp |
| CN103062682B (en) * | 2013-01-01 | 2015-04-29 | 西安重装渭南光电科技有限公司 | LED streetlamp |
| CN103672648A (en) * | 2013-11-30 | 2014-03-26 | 四川格兰德科技有限公司 | LED street lamp conducive to radiating |
| CN105627193A (en) * | 2015-06-04 | 2016-06-01 | 中节能晶和照明有限公司 | LED tunnel lamp conveniently dissipating heat |
| CN105650601A (en) * | 2015-06-04 | 2016-06-08 | 中节能晶和照明有限公司 | LED lens array surface cover and fixing structure thereof |
| CN105485583A (en) * | 2015-12-16 | 2016-04-13 | 广东汉盾光电科技有限公司 | LED down lamp light-emitting module with novel heat dissipation structure |
| CN105485592A (en) * | 2016-01-07 | 2016-04-13 | 南通中铁华宇电气有限公司 | Type III high-brightness light-distributing long service life LED module street lamp |
| CN106838638A (en) * | 2017-01-18 | 2017-06-13 | 朱惠冲 | A kind of LED without steps heat conduction easy heat radiation |
| WO2019085244A1 (en) * | 2017-10-31 | 2019-05-09 | 重庆光遥光电科技有限公司 | Laser street lamp |
| CN110454706A (en) * | 2018-05-08 | 2019-11-15 | 深圳市海洋王照明工程有限公司 | Road lamp |
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| DD01 | Delivery of document by public notice |
Addressee: Jiu Yingming Document name: Notification to Go Through Formalities of Registration |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20150608 |
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| EXPY | Termination of patent right or utility model |