CN102022667A - Ventilation type parallel outer radiating LED street lamp - Google Patents

Ventilation type parallel outer radiating LED street lamp Download PDF

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Publication number
CN102022667A
CN102022667A CN2009102330306A CN200910233030A CN102022667A CN 102022667 A CN102022667 A CN 102022667A CN 2009102330306 A CN2009102330306 A CN 2009102330306A CN 200910233030 A CN200910233030 A CN 200910233030A CN 102022667 A CN102022667 A CN 102022667A
Authority
CN
China
Prior art keywords
lamp
street lamp
fins
heat transfer
source module
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN2009102330306A
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Chinese (zh)
Inventor
王龙根
董安峰
叶春华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JIANGSU SOLARMAX PHOTO-ELECTRIC CO., LTD.
Original Assignee
KUNSHAN TAIDELONG MACHINERY CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by KUNSHAN TAIDELONG MACHINERY CO Ltd filed Critical KUNSHAN TAIDELONG MACHINERY CO Ltd
Priority to CN2009102330306A priority Critical patent/CN102022667A/en
Publication of CN102022667A publication Critical patent/CN102022667A/en
Pending legal-status Critical Current

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/72Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting

Abstract

The invention discloses a ventilation type parallel outer radiating light emitting diode (LED) street lamp. The street lamp consists of a lamp body, an LED light source module, a light distribution lens, a seal ring, a lens pressing plate and a driving power source, wherein the lamp body comprises a radiating fin set which consists of a plurality of radiating fins; the radiating fins are parallel to one another to form ventilation holes; the radiating fin set is integrally formed on the lamp body, so the structural complexity of the lamp is reduced to improve stability and reliability; the radiating fins in the radiating fin set are parallel to one another to form the ventilation holes, so air convection can be increased and the heat dissipation performance of the lamp is obviously improved; therefore, the working temperature of an LED chip is reduced and the service life of the lamp is prolonged.

Description

Ventilated type parallel type outward radiation LED street lamp
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 parallel 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 parallel 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 parallel 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, to use direction to be benchmark, described lamp body comprises groups of fins, described groups of fins is made up of several cooling fins, the formation air vent is parallel to each other between the fin, 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 the groups of fins, air vent is in ventilation state around the heat transfer substrate, and promptly heat transfer substrate not exclusively covers 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 the groups of fins.
As a further improvement on the present invention, described lamp body and groups of fins are integrated, are formed by the alloy aluminium die-casting; At least be interval with ten fin that are parallel to each other between 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, and heat-conducting substrate is connected on the heat transfer substrate of 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: groups of fins and lamp body form integrated on, lowered the structural complexity of light fixture, thereby improved reliability; Parallel formation air vent between the fin can increase cross-ventilation in the groups of fins, has significantly improved the heat dispersion of light fixture, thereby reduces 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 parallel 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 groups of fins 11, to use direction to be benchmark, described groups of fins 11 is made up of several cooling fins, be parallel to each other between the fin and 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 the groups of fins 11, air vent is in ventilation state around the described heat transfer substrate 13, and promptly heat transfer substrate 13 not exclusively covers groups of fins 11; 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 groups of fins 11 following centre positions.
Described lamp body 1 and groups of fins 11 are integrated, are formed by the alloy aluminium die-casting; 11 of groups of fins are interval with ten fin that are parallel to each other 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 in by heat-conducting glue on the heat transfer substrate of groups of fins 11 lower ends, 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 parallel type outward radiation LED street lamp, constitute by lamp body (1), led light source module (2), light-distribution lens (3), sealing ring (4), lens pressing plate (5) and driving power (6), described lamp body (1) comprises groups of fins (11), it is characterized in that: be benchmark to use direction, described groups of fins (11) is made up of several cooling fins, be parallel to each other between the fin and form air vent (14), be provided with heat transfer substrate (13) below the groups of fins (11), 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 parallel type outward radiation LED street lamp according to claim 1 is characterized in that: described heat transfer substrate (13) is fixed in the following centre position of groups of fins (11).
3. a kind of ventilated type parallel type outward radiation LED street lamp according to claim 1 is characterized in that: described lamp body (1) and groups of fins (11) are integrated, are formed by the alloy aluminium die-casting; Groups of fins (11) is interval with ten fin that are parallel to each other at least, and the thickness of each fin is the 1-4 millimeter, and centre-height is 5-10 centimetre.
4. a kind of ventilated type parallel 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 parallel 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 in by heat-conducting glue on the heat transfer substrate of groups of fins (11) lower end, and led light source module (2) is provided with power input.
6. a kind of ventilated type parallel 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 parallel 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 parallel 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 parallel 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 parallel 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.
CN2009102330306A 2009-09-22 2009-09-22 Ventilation type parallel outer radiating LED street lamp Pending CN102022667A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009102330306A CN102022667A (en) 2009-09-22 2009-09-22 Ventilation type parallel outer radiating LED street lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009102330306A CN102022667A (en) 2009-09-22 2009-09-22 Ventilation type parallel outer radiating LED street lamp

Publications (1)

Publication Number Publication Date
CN102022667A true CN102022667A (en) 2011-04-20

Family

ID=43864285

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009102330306A Pending CN102022667A (en) 2009-09-22 2009-09-22 Ventilation type parallel outer radiating LED street lamp

Country Status (1)

Country Link
CN (1) CN102022667A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103486559A (en) * 2013-09-27 2014-01-01 昆山纯柏精密五金有限公司 LED (light emitting diode) lamp radiator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103486559A (en) * 2013-09-27 2014-01-01 昆山纯柏精密五金有限公司 LED (light emitting diode) lamp radiator

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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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Owner name: JIANGSU DAQIN OPTOELECTRONIC TECHNOLOGY CO., LTD.

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COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 215347 SUZHOU, JIANGSU PROVINCE TO: 212211 ZHENJIANG, JIANGSU PROVINCE

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Application publication date: 20110420