CN102022668A - Ventilating chiasmatype external radiation LED (Light Emitting Diode) street lamp - Google Patents
Ventilating chiasmatype external radiation LED (Light Emitting Diode) street lamp Download PDFInfo
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- CN102022668A CN102022668A CN2009102330310A CN200910233031A CN102022668A CN 102022668 A CN102022668 A CN 102022668A CN 2009102330310 A CN2009102330310 A CN 2009102330310A CN 200910233031 A CN200910233031 A CN 200910233031A CN 102022668 A CN102022668 A CN 102022668A
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- fins
- groups
- street lamp
- heat transfer
- source module
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/103—Outdoor lighting of streets or roads
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses a ventilating chiasmatype external radiation LED (Light Emitting Diode) street lamp comprising a lamp body, an LED light source module, a light distribution lens, a seal ring, a lens pressure plate and a driving power supply, wherein the lamp body comprises a first radiating fin group and a second radiating fin group, both the first radiating fin group and the second radiating fin group comprise a plurality of radiating fins and interlace to form ventilation holes, the radiating fin groups are integrally formed on the lamp body to reduce the structure complexity of the lamp, thereby increasing stability and reliability, and the mutually interlaced first and second radiating fin groups form the ventilation holes, which can increase air ventilation, obviously improves lamp radiating performance, and further reduce the work temperature of LED chip and improves the service life of the lamp.
Description
Technical field
The present invention relates to a kind of light fixture that is used for road lighting, refer to a kind of ventilated type chiasma type outward radiation LED street lamp especially.
Background technology
Along with the day of the energy is becoming tight, the LED lighting will be widely used, the energy-efficient performance of LED is generally acknowledged in recent years, and its technology is also in further improve, but the heat dissipation problem of LED also is the factor of long-term its development of restriction, though formed multiple solution at present, but the certain limitation that all has, radiating effect as active heat removal is better, but its complexity that has increased light fixture has lowered reliability, the untimely led chip that will cause of maintenance is overheated and damage in case heat abstractor breaks down, the light fixture stability of passive heat radiation better, but the big quality of radiator volume is heavy.
Summary of the invention
In order to overcome above-mentioned defective, the invention provides a kind of ventilated type chiasma type outward radiation LED street lamp, the outside radiator structure of this outward radiation LED street lamp can improve the heat dispersion of LED street lamp, makes that the operating temperature of led chip is lower, prolongs the service life of LED street lamp.
The present invention for the technical scheme that solves its technical problem and adopt is: a kind of ventilated type chiasma type outward radiation LED street lamp, by lamp body, the led light source module, light-distribution lens, sealing ring, lens pressing plate and driving power, described lamp body comprises heat abstractor, to use direction to be benchmark, described heat abstractor comprises first groups of fins and second groups of fins, described first groups of fins and second groups of fins are formed by several cooling fins, first groups of fins and second groups of fins are intertwined to form air vent, can form hot-air like this moves up from through hole, form a circulation with the cold air on the limit, reach the maximization of light fixture heat radiation, be provided with heat transfer substrate below first groups of fins and second groups of fins, air vent is in ventilation state around the heat transfer substrate, and promptly heat transfer substrate not exclusively covers first groups of fins and second groups of fins; The led light source module is provided with a heat-conducting substrate, described heat-conducting substrate is fixed in the heat transfer substrate lower surface, described lens pressing plate is fixed in the groups of fins lower surface and places around the led light source module, light-distribution lens scioptics pressing plate is fixed in the below of led light source module, guarantee that the light that the led light source module is sent is radiated on the road surface by the light-distribution lens secondary light-distribution uniformly, be provided with sealing ring between light-distribution lens and heat transfer substrate, when guaranteeing that light-distribution lens scioptics pressing plate installs, sealing ring also is in the state that compresses sealing; Described heat transfer substrate, led light source module, light-distribution lens, sealing ring and lens pressing plate form the light-source chamber of a sealing.
As a further improvement on the present invention, described heat transfer substrate is fixed in centre position below first groups of fins that is interweaved and second groups of fins.
As a further improvement on the present invention, described lamp body, first groups of fins and second groups of fins are integrated, are formed by the alloy aluminium die-casting; At least be interval with ten fin between first groups of fins that is interweaved and second groups of fins, the thickness of each fin is the 1-4 millimeter, and centre-height is 5-10 centimetre.
As a further improvement on the present invention, described lamp body is provided with the described driving power of driving power and is fixed in the driving box of lamp body by screw, be provided with one with drive the close-fitting driving cover plate of box, be provided with sealing ring in the middle of driving cover plate and driving box, described driving cover plate, driving box and driving power form the power source cavity of a sealing.
As a further improvement on the present invention, described led light source module is a kind of in flat rectangle and the arc structure, form by the integrated encapsulation of great power LED crystal grain, and two faces are set, one flat luminous and a heat-conducting substrate (being the plane thermal conductive surface), flat luminous towards light-distribution lens, heat-conducting substrate is connected on the heat transfer substrate of first groups of fins that is interweaved and the second groups of fins lower end by heat-conducting glue, the led light source module is provided with power input, is positive and negative two terminals.
As a further improvement on the present invention, described driving power is a constant-current source, and driving power is provided with power input and power output end, and power input connects the 220V alternating current, output termination led light source module input.
As a further improvement on the present invention, described light-distribution lens is the lens of a kind of making in glass and other transparent materials.
As a further improvement on the present invention, described sealing ring is by a kind of being made in resistant to elevated temperatures rubber and the fluoroplastics.
As a further improvement on the present invention, described lens pressing plate is to be formed by the alloy aluminium die-casting, and fixedly connected with screw with the hole on the heat transfer substrate in the hole on the lens pressing plate, light-distribution lens is pressed on the chip light emitting face.
As a further improvement on the present invention, described driving cover plate is formed by aluminium alloy compression casting.
The invention has the beneficial effects as follows: first groups of fins and second groups of fins and lamp body form integrated on, lowered the structural complexity of light fixture, thereby improved reliability; First groups of fins that is interweaved and second groups of fins form air vent, can increase cross-ventilation, have significantly improved the heat dispersion of light fixture, thereby reduce the operating temperature of led chip, the service life of improving light fixture.
Description of drawings:
Fig. 1 is the profile of front view of the present invention;
Fig. 2 is a vertical view of the present invention.
The specific embodiment
Embodiment: a kind of ventilated type chiasma type outward radiation LED street lamp, by lamp body 1, led light source module 2, light-distribution lens 3, sealing ring 4, lens pressing plate 5 and driving power 6 constitute, described lamp body 1 comprises heat abstractor, to use direction to be benchmark, described heat abstractor comprises first groups of fins 11 and second groups of fins 12, described first groups of fins 11 and second groups of fins 12 are formed by several cooling fins, first groups of fins 11 and second groups of fins 12 are intertwined to form air vent 14, can form hot-air like this moves up from air vent, form a circulation with the cold air on the limit, reach the maximization of light fixture heat radiation, be provided with heat transfer substrate 13 below first groups of fins 11 and second groups of fins 12, air vent is in ventilation state around the described heat transfer substrate 13, and promptly heat transfer substrate 13 not exclusively covers first groups of fins 11 and second groups of fins 12; Led light source module 2 is provided with a heat-conducting substrate 21, described heat-conducting substrate 21 is fixed in heat transfer substrate 13 lower surfaces, described lens pressing plate 5 is fixed in groups of fins 11 lower surfaces and places around the led light source module 2, light-distribution lens 3 scioptics pressing plates 5 are fixed in the below of led light source module 2, the light that assurance led light source module 2 is sent is radiated on the road surface by the secondary light-distribution of light-distribution lens 3 uniformly, 13 of light-distribution lens 3 and heat transfer substrates are provided with sealing ring 4, when guaranteeing that light-distribution lens 3 scioptics pressing plates 5 install, sealing ring 4 also is in the state that compresses sealing; Described heat transfer substrate 13, led light source module 2, light-distribution lens 3, sealing ring 4 and lens pressing plate 5 form the light-source chamber of a sealing.
Described heat transfer substrate 13 is fixed in first groups of fins 11 and second groups of fins, 12 following centre positions.
Described lamp body 1, first groups of fins 11 and second groups of fins 12 are integrated, are formed by the alloy aluminium die-casting; First groups of fins 11 and 12 of second groups of fins that are interweaved are interval with ten fin at least, and the thickness of each fin is the 1-4 millimeter, and centre-height is 5-10 centimetre.
Described lamp body 1 is provided with driving power 6, described driving power 6 is fixed in the driving box of lamp body 1 by screw, be provided with one with drive the close-fitting driving cover plate 7 of box, be provided with sealing ring 4 in the middle of driving cover plate 7 and driving box, described driving cover plate 7, driving box and driving power 6 form the power source cavity 8 of a sealing.
Described led light source module 2 is a kind of in flat rectangle and the arc structure, form by the integrated encapsulation of great power LED crystal grain, and two faces are set, one flat luminous 22 and heat-conducting substrates 21, flat luminous towards light-distribution lens 3, heat-conducting substrate 21 is connected on the heat transfer substrate of first groups of fins 11 that is interweaved and second groups of fins, 12 lower ends by heat-conducting glue, and led light source module 2 is provided with power input, is positive and negative two terminals.
Described driving power 6 is a constant-current source, and driving power 6 is provided with power input and power output end, and power input connects the 220V alternating current, output termination led light source module 2 inputs.
Described light-distribution lens 3 is the lens of a kind of making in glass and other transparent materials.
Described sealing ring 4 is by a kind of being made in resistant to elevated temperatures rubber and the fluoroplastics.
Described lens pressing plate 5 is to be formed by the alloy aluminium die-casting, and fixedly connected with screw with the hole on the heat transfer substrate 13 in the hole on the lens pressing plate 5, light-distribution lens 3 is pressed on the chip light emitting face.
Described driving cover plate 7 is formed by aluminium alloy compression casting.
Can have a plurality of light-source chamber in the lamp body described in this example 1, and described led light source module 2, light-distribution lens 3, sealing ring 4 and lens pressing plate 5 be for corresponding one by one, this be a common technology in this area, no longer detailed description.
Claims (10)
1. ventilated type chiasma type outward radiation LED street lamp, by lamp body (1), led light source module (2), light-distribution lens (3), sealing ring (4), lens pressing plate (5) and driving power (6) constitute, described lamp body (1) comprises heat abstractor, it is characterized in that: be benchmark to use direction, described heat abstractor comprises first groups of fins (11) and second groups of fins (12), described first groups of fins (11) and second groups of fins (12) are formed by several cooling fins, first groups of fins (11) and second groups of fins (12) are intertwined to form air vent (14), be provided with heat transfer substrate (13) below first groups of fins (11) and second groups of fins (12), described heat transfer substrate (13) air vent on every side is in ventilation state; Led light source module (2) is provided with a heat-conducting substrate (21), described heat-conducting substrate (21) is fixed in heat transfer substrate (13) lower surface, described lens pressing plate (5) is fixed in heat transfer substrate (13) lower surface and places led light source module (2) on every side, light-distribution lens (3) scioptics pressing plate (5) is fixed in the below of led light source module (2), be provided with sealing ring (4) between light-distribution lens (3) and heat transfer substrate (13), described heat transfer substrate (13), led light source module (2), light-distribution lens (3), sealing ring (4) and lens pressing plate (5) form the light-source chamber of a sealing.
2. a kind of ventilated type chiasma type outward radiation LED street lamp according to claim 1 is characterized in that: described heat transfer substrate (13) is fixed in first groups of fins (11) and the following centre position of second groups of fins (12) that is interweaved.
3. a kind of ventilated type chiasma type outward radiation LED street lamp according to claim 1 is characterized in that: described lamp body (1), first groups of fins (11) and second groups of fins (12) are integrated, are formed by the alloy aluminium die-casting; First groups of fins (11) and second groups of fins (12) that are interweaved are interval with ten fin at least, and the thickness of each fin is 14 millimeters, and centre-height is 5-10 centimetre.
4. a kind of ventilated type chiasma type outward radiation LED street lamp according to claim 1, it is characterized in that: described lamp body (1) is provided with driving power (6), described driving power (6) is fixed in the driving box of lamp body (1) by screw, be provided with one with drive the close-fitting driving cover plate of box (7), be provided with sealing ring (4) in the middle of driving cover plate (7) and driving box, described driving cover plate (7), driving box and driving power (6) form the power source cavity (8) of a sealing.
5. a kind of ventilated type chiasma type outward radiation LED street lamp according to claim 1, it is characterized in that: a kind of in flat rectangle and the arc structure of described led light source module (2), form by the integrated encapsulation of great power LED crystal grain, and two faces are set, one flat luminous (22) and a heat-conducting substrate (21), flat luminous towards light-distribution lens (3), heat-conducting substrate (21) is connected on the heat transfer substrate of first groups of fins (11) that is interweaved and second groups of fins (12) lower end by heat-conducting glue, and led light source module (2) is provided with power input.
6. a kind of ventilated type chiasma type outward radiation LED street lamp according to claim 1, it is characterized in that: described driving power (6) is a constant-current source, driving power (6) is provided with power input and power output end, power input connects the 220V alternating current, output termination led light source module (2) input.
7. a kind of ventilated type chiasma type outward radiation LED street lamp according to claim 1 is characterized in that: described light-distribution lens (3) is the lens of a kind of making in glass and other transparent materials.
8. a kind of ventilated type chiasma type outward radiation LED street lamp according to claim 1, it is characterized in that: described sealing ring (4) is by a kind of being made in rubber and the fluoroplastics.
9. a kind of ventilated type chiasma type outward radiation LED street lamp according to claim 1, it is characterized in that: described lens pressing plate (5) is to be formed by the alloy aluminium die-casting, fixedly connected with screw with the hole on the heat transfer substrate (13) in hole on the lens pressing plate (5), light-distribution lens (3) is pressed on the chip light emitting face.
10. a kind of ventilated type chiasma type outward radiation LED street lamp according to claim 3, it is characterized in that: described driving cover plate (7) is formed by aluminium alloy compression casting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102330310A CN102022668B (en) | 2009-09-22 | 2009-09-22 | Ventilating chiasmatype external radiation LED (Light Emitting Diode) street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102330310A CN102022668B (en) | 2009-09-22 | 2009-09-22 | Ventilating chiasmatype external radiation LED (Light Emitting Diode) street lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102022668A true CN102022668A (en) | 2011-04-20 |
| CN102022668B CN102022668B (en) | 2013-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009102330310A Active CN102022668B (en) | 2009-09-22 | 2009-09-22 | Ventilating chiasmatype external radiation LED (Light Emitting Diode) street lamp |
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| CN (1) | CN102022668B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102207283A (en) * | 2011-06-29 | 2011-10-05 | 珠海亮码光电科技有限公司 | High-efficiency street lamp heat-radiating structure |
| CN103697375A (en) * | 2013-12-05 | 2014-04-02 | 广东融捷光电科技有限公司 | LED (Light-emitting Diode) street lamp |
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| CN101329023A (en) * | 2008-06-25 | 2008-12-24 | 昆山太得隆机械有限公司 | LED tunnel lamp |
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| CN101446402A (en) * | 2008-12-26 | 2009-06-03 | 黄金鹿 | Lampshade provided with light distribution lens and LED street lamp |
| CN201547605U (en) * | 2009-09-22 | 2010-08-11 | 昆山太得隆机械有限公司 | Ventilation type crossed external-radiating LED street lamp |
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2009
- 2009-09-22 CN CN2009102330310A patent/CN102022668B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201096286Y (en) * | 2007-11-20 | 2008-08-06 | 王文汶 | Modularized led lamp structure |
| CN201184572Y (en) * | 2008-01-31 | 2009-01-21 | 王品卿 | High-power LED road lamp |
| CN101329023A (en) * | 2008-06-25 | 2008-12-24 | 昆山太得隆机械有限公司 | LED tunnel lamp |
| CN101329022A (en) * | 2008-06-25 | 2008-12-24 | 昆山太得隆机械有限公司 | Multi-light source LED road lamp |
| CN101446402A (en) * | 2008-12-26 | 2009-06-03 | 黄金鹿 | Lampshade provided with light distribution lens and LED street lamp |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102207283A (en) * | 2011-06-29 | 2011-10-05 | 珠海亮码光电科技有限公司 | High-efficiency street lamp heat-radiating structure |
| CN102207283B (en) * | 2011-06-29 | 2012-12-19 | 珠海亮码科技有限公司 | High-efficiency street lamp heat-radiating structure |
| CN103697375A (en) * | 2013-12-05 | 2014-04-02 | 广东融捷光电科技有限公司 | LED (Light-emitting Diode) street lamp |
| CN103697375B (en) * | 2013-12-05 | 2016-03-02 | 广东融捷光电科技有限公司 | Led street lamp |
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| Publication number | Publication date |
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| CN102022668B (en) | 2013-05-29 |
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Owner name: JIANGSU DAQIN OPTOELECTRONIC TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: KUNSHAN TAIDELONG MACHINE CO., LTD. Effective date: 20120504 |
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Effective date of registration: 20120504 Address after: Xin Ba Zhen Changhong Bei Lu Yangzhong city in Jiangsu province 212211 Applicant after: JIANGSU SOLARMAX PHOTO-ELECTRIC CO., LTD. Address before: 215347, No. 8, Mingzhu Road, China Development Zone, Kunshan, Jiangsu Applicant before: Kunshan Taidelong Machinery Co., Ltd. |
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Address after: 212000 No.82, Jingang Avenue, Zhenjiang New District, Zhenjiang City, Jiangsu Province Patentee after: JIANGSU SOLARMAX PHOTO-ELECTRIC Co.,Ltd. Address before: 212211 Changhong North Road, Xinba Town, Yangzhong City, Jiangsu Province Patentee before: JIANGSU SOLARMAX PHOTO-ELECTRIC Co.,Ltd. |
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