CN201575365U - Radiating LED streetlight - Google Patents

Radiating LED streetlight Download PDF

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Publication number
CN201575365U
CN201575365U CN2009202656005U CN200920265600U CN201575365U CN 201575365 U CN201575365 U CN 201575365U CN 2009202656005 U CN2009202656005 U CN 2009202656005U CN 200920265600 U CN200920265600 U CN 200920265600U CN 201575365 U CN201575365 U CN 201575365U
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CN
China
Prior art keywords
heat abstractor
installing plate
led
substrate
power supply
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.)
Expired - Lifetime
Application number
CN2009202656005U
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Chinese (zh)
Inventor
陈家强
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.)
BEIJING QINGKONGRENJU OPTOELECTRONICS INSTITUTE CO., LTD.
Original Assignee
Guangzhou Yajiang Photoelectric Equipment 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.)
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Publication date
Application filed by Guangzhou Yajiang Photoelectric Equipment Co Ltd filed Critical Guangzhou Yajiang Photoelectric Equipment Co Ltd
Priority to CN2009202656005U priority Critical patent/CN201575365U/en
Application granted granted Critical
Publication of CN201575365U publication Critical patent/CN201575365U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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)

Abstract

The utility model discloses a radiating LED streetlight, which comprises a first heat sink and a second heat sink. The first heat sink comprises a substrate mounting board and a first radiating fin. The first radiating fin is transversely arranged in the back of the substrate mounting board. The second heat sink comprises a power driver mounting board and a second radiating fin. The second radiating fin is vertically arranged in the back of the power driver mounting board. The substrate mounting board is provided with a substrate on which a LED light is arranged. A power driver is arranged in the power driver mounting board. The first heat sink and the second heat sink are connected in series. One side of the first heat sink close to the second heat sink is provided with a drain tank. The utility model has the advantages of good radiating effect and drain effect.

Description

A kind of heat dissipation type light emitting diode (LED) street lamp
Technical field
The utility model relates to a kind of LED street lamp of LED street lamp, especially heat radiating type.
Background technology
Along with developing rapidly of LED light fixture, the use of LED lamp more and more widely also develops to the street lamp direction now.Present LED street lamp generally comprises the power supply driver in lamp body frame, installation and the lamp body frame, is provided with the LED substrate in the lamp body frame, is provided with fin at the back side of LED substrate, is packaged with a plurality of LED lamp bodies on this LED substrate.LED lamp body in this structure and power supply driver all are installed on the lamp body frame, and the heat that power supply driver and LED lamp body are produced all needs to dispel the heat by fin, and therefore, radiating effect is bad; And the water that drops on the street lamp can only release by two ends, and therefore, the sluicing effect is bad; Since need to install LED lamp and power supply driver on the lamp body frame, therefore, to the processing request height of lamp body frame.
The utility model content
The purpose of this utility model is for a kind of good heat dissipation effect, the effective heat dissipation type light emitting diode (LED) street lamp of sluicing are provided.
For achieving the above object, a kind of heat dissipation type light emitting diode (LED) street lamp comprises first heat abstractor and second heat abstractor; First heat abstractor comprises the substrate installing plate and first fin, the back side that is located at the substrate installing plate that first fin is horizontal, second heat abstractor comprises the power supply driver installing plate and second fin, and second fin is located at the back side of power supply driver installing plate longitudinally; Described substrate installing plate is provided with substrate, and substrate is provided with the LED lamp; Be provided with power supply driver in the described power supply driver installing plate; Described first heat abstractor and second heat abstractor are connected in series; First heat abstractor is provided with the sluicing groove near a side of second heat abstractor.
Said structure, the heat that the LED lamp produces is by the heat radiation of first heat abstractor, the heat that power supply driver produces is by the heat radiation of second heat abstractor, and first heat abstractor and second heat abstractor are connected in series, first heat abstractor and second heat abstractor do not disturb when heat radiation mutually, therefore, good heat dissipation effect; Because LED lamp and power supply driver are installed in respectively on substrate installing plate and the power supply driver installing plate, when being installed, power supply driver needs bigger space, like this, the substrate installing plate is thinner than power supply driver installing plate, and first heat abstractor can draw moulding during manufacturing, second heat abstractor passes through die cast, first fin is arranged to transversely arranged, is convenient to draw the realization of operation, to reduce production costs, second fin is arranged to vertical arrangement, is convenient to die cast; The sluicing groove is set, and the water in the middle of the LED street lamp just can be discharged from the sluicing groove, and it is effective to sluice.
As improvement, what be positioned at substrate on the substrate installing plate is provided with sealing strip all around, and sealing strip is provided with lampshade; Described power supply driver installing plate is provided with sealing strip; Be hinged with cover plate on the power supply driver installing plate.Owing on the substrate installing plate, be provided with sealing strip, on sealing strip, be provided with lampshade, like this, LED lamp and substrate are sealed in the space that is surrounded by substrate installing plate, sealing strip and lampshade, owing on the power supply driver installing plate, be provided with sealing strip and cover plate, power supply driver is sealed in the spatial accommodation like this, and therefore, water resistance is good.
As improvement, the side near second heat abstractor on described first heat abstractor is provided with overlap, and described cover plate overlap joint is fixed on the overlap; Described sluicing groove is located on the overlap; On cover plate and the corresponding position of sluicing groove, be provided with spilled water hole.This structure has strengthened the connection reliability and the fastness of first heat abstractor and second heat abstractor; Spilled water hole is set, and the water of being convenient to flow out in the sluicing groove is discharged outside the LED street lamp by spilled water hole.
As improvement, in first heat abstractor, be provided with first threading via hole, be provided with second threading via hole in first heat abstractor, described first threading via hole and second threading via hole communicate.First threading via hole and second threading via hole are set, and the circuit that connects power supply driver and LED lamp passes and does not contact with the external world with second threading via hole from first threading via hole, and therefore, the water resistance of whole LED street lamp is good.
As improvement, described substrate installing plate is provided with Wire channel in building, and described Wire channel in building extends on the overlap; Building part is positioned at the Wire channel in building place and is provided with sealing gasket.Wire channel in building is set is in order to pass link tester in first threading via hole and cross first heat abstractor and be connected on the LED lamp; Wire channel in building extends to overlap can shorten the distance of the edge of first heat abstractor to Wire channel in building, is convenient to that the circuit in first threading via hole is passed Wire channel in building and is connected with LED, has made things convenient for to produce and make.
As improvement, be coated with one deck heat radiation enamelled coating on the described second heat abstractor outer surface.The heat radiation enamelled coating is set can plays thermolysis, can also prevent to wear out, and attractive in appearance.
As improvement; cover plate on second heat abstractor is provided with the water proof and dust proof ventilated membrane; the negative effect that the pressure reduction that the water proof and dust proof ventilated membrane can protect lamp housing to avoid causing owing to variations in temperature effectively brings to lamp housing is because the water proof and dust proof ventilated membrane can make lamp housing pressure of both sides inside and outside the balance lamp housing when variations in temperature.The water proof and dust proof ventilated membrane stops leakage by the pressure of both sides inside and outside the continuous balance lamp housing, the stress that further reduces sealing strip thus and born, and will tie the mist dewfall and reduce to minimum.In addition, the water proof and dust proof grade of water proof and dust proof ventilated membrane own is to IP69K.
Description of drawings
Fig. 1 is a three-dimensional view of the present utility model;
Three-dimensional view when Fig. 2 opens for cover plate;
Fig. 3 is a decomposition view of the present utility model;
Fig. 4 is the three-dimensional view of second heat abstractor;
Fig. 5 is the zoomed-in view of A among Fig. 3.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is further elaborated.
Heat dissipation type light emitting diode (LED) street lamp as shown in Figure 1 to Figure 3 comprises that first heat abstractor 1 and second heat abstractor, 2, the first heat abstractors 1 and second heat abstractor 2 made by metal material, for being coated with the heat radiation enamelled coating, like this, can play the effect of heat radiation at second heat abstractor 2, have attractive in appearance, and anti-aging.
First heat abstractor 1 comprises substrate installing plate 11 and 12 horizontal being located on the substrate installing plate 11 of first fin, 12, the first fin, like this, is convenient to first heat abstractor 1 is drawn moulding, cuts down finished cost; On substrate installing plate 11, be provided with screw hole 111, a frame structure 112 is arranged in the edge of substrate installing plate 11; As shown in Figure 3, on substrate installing plate 11, substrate 3 is installed by screw, on substrate 3, be provided with the LED lamp, the LED lamp is provided with secondary optical lens 4 outward, on frame structure 112, be provided with lampshade 6, be provided with sealing strip 5 between lampshade 6 and framework, described lampshade 6, sealing strip 5 are installed on the frame structure 112 by screw; Described LED lamp and substrate 3 are sealed in the space that is surrounded by first heat abstractor 1, sealing strip 5 and lampshade 6; In first heat abstractor 1, be provided with the two ends that first threading via hole, 7, the first threading via holes 7 vertically pass first heat abstractor, 1, the first threading via hole 7 and be provided with internal thread; As shown in Figure 5, described first fin 12 is provided with radiating ribs 8 with screw hole 111 corresponding positions, like this, has strengthened substrate 3 and has been installed in intensity and reliability on the substrate installing plate 11.
As shown in Figure 3 and Figure 4, second heat abstractor 2 comprises the power supply driver installing plate 201 and second fin 202, be provided with spatial accommodation 21 in the power supply driver installing plate 201, power supply driver 22 is located in the spatial accommodation 21, on power supply driver installing plate 201, be provided with sealing strip 24, be hinged with cover plate 25 on power supply driver installing plate 201, cover plate 25 is sealed in power supply driver 22 in the spatial accommodation 21 by sealing strip 24; As shown in Figure 4, in second heat abstractor 2, be provided with second threading via hole 26.
As shown in Figure 3 and Figure 4, because the installation of power supply driver 22 needs bigger space, therefore, substrate installation version 11 is thinner than power supply driver installing plate 12, like this, first heat abstractor, 1 general the employing draws moulding, second heat abstractor, the 2 general die casts that adopt, like this, can reduce manufacturing cost for making the LED street lamp in batch.
As shown in Figures 2 and 3, end at first heat abstractor 1 has an overlap 30, on substrate installing plate 11, be provided with Wire channel in building 31, Wire channel in building 30 communicates with first threading via hole 7, described Wire channel in building 31 extends on the overlap 30, so just reduced the distance of the edge of overlap, be convenient to circuit is worn LED lamp to the substrate from first threading via hole 7 by Wire channel in building 31 to Wire channel in building 31; On overlap 30 and Wire channel in building 31 corresponding positions, be provided with sealing gasket 32, enter in first threading via hole 7 to prevent water.On overlap 30, also be provided with sluicing groove 301, on cover plate 25 and sluicing groove 301 corresponding positions, be provided with spilled water hole 302, this structure, the water that is in LED street lamp middle part just can be discharged from sluicing groove 301 and spilled water hole 302, and drainage effect is good.
As depicted in figs. 1 and 2, first heat abstractor 1 and second heat abstractor 2 are serially connected by securing member, described securing member comprises the bolt 40 that is located at first threading via hole 7 and second threading via hole 26, connects the screw that is arranged on both sides 41 of first, second heat abstractor.The heat that the LED lamp produces is by 1 heat radiation of first heat abstractor, and the heat that power supply driver produces adopts this connected mode by 1 heat radiation of second heat abstractor, and first heat abstractor 1 and second heat abstractor 2 do not disturb when heat radiation mutually, therefore, and good heat dissipation effect.In order to strengthen bonding strength, an end of cover plate 25 is overlapped on the overlap 30, and is fastening with screw.
Cover plate 25 on described second heat abstractor is provided with the water proof and dust proof ventilated membrane; the negative effect that the pressure reduction that the water proof and dust proof ventilated membrane can protect lamp housing to avoid causing owing to variations in temperature effectively brings to lamp housing is because the water proof and dust proof ventilated membrane can make lamp housing pressure of both sides inside and outside the balance lamp housing when variations in temperature.The water proof and dust proof ventilated membrane stops leakage by the pressure of both sides inside and outside the continuous balance lamp housing, the stress that further reduces sealing strip thus and born, and will tie the mist dewfall and reduce to minimum.In addition, the water proof and dust proof grade of water proof and dust proof ventilated membrane own is to IP69K.
Structure of the present utility model, LED lamp and substrate 3 are sealed in the space that is surrounded by first heat abstractor 1, sealing strip 5 and lampshade 6, because power supply driver 22 is sealed in the spatial accommodation 21, and owing to be provided with first threading via hole 7 and second threading via hole 26, the circuit that connects power supply driver and LED lamp passes and does not contact with the external world with second threading via hole from first threading via hole, therefore, the water resistance of whole LED street lamp is good.

Claims (7)

1. a heat dissipation type light emitting diode (LED) street lamp is characterized in that: comprise first heat abstractor and second heat abstractor; First heat abstractor comprises the substrate installing plate and first fin, the back side that is located at the substrate installing plate that first fin is horizontal, second heat abstractor comprises the power supply driver installing plate and second fin, and second fin is located at the back side of power supply driver installing plate longitudinally; Described substrate installing plate is provided with substrate, and substrate is provided with the LED lamp; Be provided with power supply driver in the described power supply driver installing plate; Described first heat abstractor and second heat abstractor are connected in series; First heat abstractor is provided with the sluicing groove near a side of second heat abstractor.
2. heat dissipation type light emitting diode (LED) street lamp according to claim 1 is characterized in that: what be positioned at substrate on the substrate installing plate is provided with sealing strip all around, and sealing strip is provided with lampshade; Described power supply driver installing plate is provided with sealing strip; Be hinged with cover plate on the power supply driver installing plate.
3. heat dissipation type light emitting diode (LED) street lamp according to claim 2 is characterized in that: the side near second heat abstractor on described first heat abstractor is provided with overlap, and described cover plate overlap joint is fixed on the overlap; Described sluicing groove is located on the overlap; On cover plate and the corresponding position of sluicing groove, be provided with spilled water hole.
4. heat dissipation type light emitting diode (LED) street lamp according to claim 1 is characterized in that: be provided with first threading via hole in first heat abstractor, be provided with second threading via hole in first heat abstractor, described first threading via hole and second threading via hole communicate.
5. heat dissipation type light emitting diode (LED) street lamp according to claim 3 is characterized in that: described substrate installing plate is provided with Wire channel in building, and described Wire channel in building extends on the overlap; Building part is positioned at the Wire channel in building place and is provided with sealing gasket.
6. heat dissipation type light emitting diode (LED) street lamp according to claim 1 is characterized in that: be coated with one deck heat radiation enamelled coating on the described second heat abstractor outer surface.
7. heat dissipation type light emitting diode (LED) street lamp according to claim 2 is characterized in that: the cover plate on second heat abstractor is provided with the water proof and dust proof ventilated membrane.
CN2009202656005U 2009-12-25 2009-12-25 Radiating LED streetlight Expired - Lifetime CN201575365U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009202656005U CN201575365U (en) 2009-12-25 2009-12-25 Radiating LED streetlight

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009202656005U CN201575365U (en) 2009-12-25 2009-12-25 Radiating LED streetlight

Publications (1)

Publication Number Publication Date
CN201575365U true CN201575365U (en) 2010-09-08

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Application Number Title Priority Date Filing Date
CN2009202656005U Expired - Lifetime CN201575365U (en) 2009-12-25 2009-12-25 Radiating LED streetlight

Country Status (1)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102401284A (en) * 2011-10-25 2012-04-04 吴俊峰 LED (light-emitting diode) streetlamp adopting heat radiation and sectional type heat-dissipating structure
CN105402659A (en) * 2015-11-19 2016-03-16 杭州电泰实业有限公司 LED streetlamp capable of improving heat dissipation of driving power source
CN105841120A (en) * 2016-05-27 2016-08-10 河南中云创光电科技股份有限公司 Radiator for LED lamp
CN106051541A (en) * 2016-05-27 2016-10-26 河南中云创光电科技股份有限公司 Led lamp
CN107624152A (en) * 2015-03-20 2018-01-23 沙特基础工业全球技术公司 Plastic tank radiators for luminaire

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102401284A (en) * 2011-10-25 2012-04-04 吴俊峰 LED (light-emitting diode) streetlamp adopting heat radiation and sectional type heat-dissipating structure
CN107624152A (en) * 2015-03-20 2018-01-23 沙特基础工业全球技术公司 Plastic tank radiators for luminaire
CN105402659A (en) * 2015-11-19 2016-03-16 杭州电泰实业有限公司 LED streetlamp capable of improving heat dissipation of driving power source
CN105841120A (en) * 2016-05-27 2016-08-10 河南中云创光电科技股份有限公司 Radiator for LED lamp
CN106051541A (en) * 2016-05-27 2016-10-26 河南中云创光电科技股份有限公司 Led lamp
CN106051541B (en) * 2016-05-27 2018-08-28 河南中云创光电科技股份有限公司 Led lamp
CN105841120B (en) * 2016-05-27 2018-08-28 河南中云创光电科技股份有限公司 LED lamp radiator

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20160222

Address after: 100000, Beijing, Haidian District Qinghe East Jiayuan 1 building, 17 floor, 1701-05

Patentee after: BEIJING QINGKONGRENJU OPTOELECTRONICS INSTITUTE CO., LTD.

Address before: Huadu District, Guangdong city of Guangzhou province 510800 two overseas Chinese Dragon Flower Town Industrial Park Hui Road No. 18

Patentee before: Guangzhou Yajiang Photoelectric Equipment Co., Ltd.

CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20100908