CN201242131Y - Heat radiation energy-saving lamp - Google Patents

Heat radiation energy-saving lamp Download PDF

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Publication number
CN201242131Y
CN201242131Y CNU2008201466070U CN200820146607U CN201242131Y CN 201242131 Y CN201242131 Y CN 201242131Y CN U2008201466070 U CNU2008201466070 U CN U2008201466070U CN 200820146607 U CN200820146607 U CN 200820146607U CN 201242131 Y CN201242131 Y CN 201242131Y
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CN
China
Prior art keywords
light source
led light
heat
heat conduction
shell
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 - Fee Related
Application number
CNU2008201466070U
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Chinese (zh)
Inventor
冯伟雄
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.)
Shenzhen JEEJA Electronics Industrial Co., Ltd.
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冯伟雄
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Publication date
Application filed by 冯伟雄 filed Critical 冯伟雄
Priority to CNU2008201466070U priority Critical patent/CN201242131Y/en
Application granted granted Critical
Publication of CN201242131Y publication Critical patent/CN201242131Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/0001Technical content checked by a classifier
    • H01L2924/0002Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00

Abstract

The utility model relates to a heat dissipation energy-saving lamp, which comprises a hollow barrel-shaped outer shell with an opening, an LED light source which is installed in the outer shell, and a reflecting cup which is used to seal the opening of the outer shell, wherein the reflecting cup is provided with a hole which is provided for the LED light source to emit light, an installation heat conductivity lug boss which is provided for installing the LED light source is arranged in the outer shell, an air flow storehouse is formed between the outer shell and the reflecting cup, an air inlet is arranged on the reflecting cup, an air outlet is arranged on the outer shell, and the air inlet and the air outlet are communicated with the air flow storehouse to form a natural convection channel. Heat which is generated when the LED light source works is used to heat air in the air flow storehouse rapidly, hot air is discharged through the air outlet of the outer shell and forms negative pressure in the air flow storehouse, external cold air enters from the air inlet of the reflecting cup to form a natural convection system, the heat in the outer shell can be effectively brought away, the whole temperature rise can be effectively lowered, good constant temperature effect is achieved, thereby, the LED light source can work under ideal temperature, the service life and the stability of the LED light source can be improved, and the like.

Description

A kind of heat dissipation, energy conservation lamp
Technical field
The utility model relates to a kind of LED (light emitting diode) light fixture, more particularly, relates to a kind of heat dissipation, energy conservation lamp with good heat radiating structure.
Background technology
In today of global energy growing tension, countries in the world are all at the various energy-conserving products of positive searching, or develop various new forms of energy.Especially at lighting field, LED (light emitting diode) is because its energy-saving and environmental protection, advantages such as the life-span is long, light efficiency is high, radiationless, shock resistance, and gets most of the attention.
Though LED uses as illumination and generally had an optimistic view of, its heat dissipation problem and luminous efficiency problem are perplexing the manufacturer of LED always and are using the merchant, and especially heat dissipation problem is directly connected to a series of problems such as its brightness, light decay, stability, service life.
Existing heat dissipation, energy conservation lamp also only is to use lower powered LED as light source, and can't reach the requirement of illumination.Adopt high-power LED then to tend to exist heat radiation not enough, maybe can't reach instructions for use and make lamp life reduce.And some are when using high-power LEDs as light source, often need to dispose complicated radiator structure or cooling system independently, cause the volume of light fixture too huge or cost is too expensive, and can't excellent popularization use.
The utility model content
The technical problems to be solved in the utility model is, at the defective of the heat radiation difficulty of the heat dissipation, energy conservation lamp of prior art, provides a kind of compact conformation, and the heat dissipation, energy conservation lamp of distribute heat effectively.
The technical scheme that its technical problem that solves the utility model adopts is: construct a kind of heat dissipation, energy conservation lamp, comprise opening the barrel-shaped shell of hollow, be installed in the reflector of the opening of led light source in the described shell, the described shell of sealing, described reflector is provided with the perforate for described led light source bright dipping; Described enclosure is provided with the installation heat conduction boss of installing for described led light source, and forms the mobile storehouse of air between described shell and described reflector; Offer air inlet on the described reflector, offer air outlet on the described shell, described air inlet and air outlet are connected with the mobile storehouse of described air and form the free convection passage.
In heat dissipation, energy conservation lamp of the present utility model, described air outlet is arranged on the top of described shell; Perhaps, described air outlet is arranged on the position of the sidewall of described shell near the top.
In heat dissipation, energy conservation lamp of the present utility model, described reflector is high heat conduction aluminium reflector, and the reflective surface of described reflector is the matte surface of handling through the sandblast anode.
In heat dissipation, energy conservation lamp of the present utility model, described boss is a hollow heat conduction fixed leg, and the installed surface of described heat conduction fixed leg and described led light source bottom area are complementary.
In heat dissipation, energy conservation lamp of the present utility model, be provided with heat-conducting glue between the installed surface of described led light source bottom and described heat conduction fixed leg; Described led light source is a single high-power LED light source.
In heat dissipation, energy conservation lamp of the present utility model, the outer wall of described heat conduction fixed leg is provided with the heat conduction muscle that is radial arrangement.
In heat dissipation, energy conservation lamp of the present utility model, described heat conduction muscle is connected between the inwall of described heat conduction fixed leg and shell.
In heat dissipation, energy conservation lamp of the present utility model, described heat conduction muscle, heat conduction fixed leg and shell are the integrally formed monolithic construction of die casting.
In heat dissipation, energy conservation lamp of the present utility model, described cover top portion is equipped with base, in the described base binding post is installed, and is connected with described led light source conduction by lead.
In heat dissipation, energy conservation lamp of the present utility model, described base is the die casting aluminium base with radiating fin.
Implement the utility model, has following beneficial effect: by being located at the air inlet on the reflector, air outlet on the shell is communicated with the mobile storehouse of air of enclosure, thereby the heat that produces when led light source is worked is the air in the moving storehouse of heated air flow rapidly, make hot-air discharge through the air outlet of shell, and in flowing the storehouse, air forms negative pressure, make extraneous cold air enter from the air inlet of reflector, cool off the air in the mobile storehouse of air, form the free convection system, can take away the heat in the shell efficiently, reduce whole temperature rise effectively, reach good constant temperature effect, thereby make led light source under desirable temperature, to work, improve the life-span of led light source, stability etc.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the decomposing schematic representation of an embodiment of the utility model;
Fig. 2 is the back side decomposing schematic representation of an embodiment of the utility model;
Fig. 3 is the schematic diagram of the package assembly of an embodiment of the utility model;
Fig. 4 is the air-flow of an embodiment of the utility model and the cross-sectional schematic that heat conduction flows to.
The specific embodiment
As shown in Figures 1 to 4, be an embodiment of heat dissipation, energy conservation lamp of the present utility model, it comprise opening the barrel-shaped shell 10 of hollow, be installed in the reflector 30 of the opening of led light source 20 in the shell 10, sealing shell 10.Be provided with installation heat conduction boss in shell 10 inside, be used for led light source 20 is mounted thereon, and between shell 10 and reflector 30, form the mobile storehouse 12 of air.On reflector 30, offer air inlet 31, and on shell 10, offer air outlet 13, and air inlet 31, air outlet 13 and the air storehouse 12 of flowing is connected and forms the free convection passage, to carry out heat transfer free convection, effectively reduce the temperature rise of whole light fixture, reach the constant temperature effect.
In the present embodiment, this shell 10 is cylindric, and certainly, the shape of shell 10 can be adjusted as required.Boss is the hollow heat conduction fixed leg 11 that forms in shell 10, and led light source 20 can directly be fixed on the heat conduction fixed leg 11 by screw or other mode.The bottom area of the installed surface of this heat conduction fixed leg 11 and led light source 20 is complementary.This led light source 20 can be selected single high-power LED light source 20 for use, the LED lamp plate that also can select for use a plurality of LED to form.Further, the installed surface of heat conduction fixed leg 11 can cut open light polishing, effectively reduce and the bottom of led light source 20 between the gap, reduce thermal resistance and the heat of accelerating led light source 20 is transmitted to heat conduction fixed leg 11, carry out quick heat radiating.Can also between the installed surface of the bottom of led light source 20 and heat conduction fixed leg 11, be coated with heat-conducting glue, improve radiating effect.
In order further to distribute the heat of led light source 20, be the heat conduction muscle 14 of radial arrangement in the outer wall setting of heat conduction fixed leg 11.This heat conduction muscle 14 is connected between the inwall of the outer wall of heat conduction fixed leg 11 and shell 10, thereby the heat of heat conduction fixed leg 11 can be delivered to rapidly on the shell 10, accelerates radiating rate; And heat conduction muscle 14 has also increased area of dissipation.For fear of the interface resistance in conjunction with generation because of a plurality of interfaces, shell 10, heat conduction fixed leg 11 and heat conduction muscle 14 adopt the integrally formed monolithic construction of die casting, can effectively accelerate heat and conduct.
Reflector 30 is used to seal the open side of shell 10, makes shell 10 inside form the mobile storehouses 12 of an air; And on reflector 30, can be provided with perforate 32 for led light source 20 bright dippings.This reflector 30 can be selected high heat conduction aluminium reflector 30 for use, makes heat also can conduct by reflector 30, increases heat dissipation path.Can carry out the sandblast anode and handle on the reflective surface of reflector 30, form matte surface, the aperture bright spot of avoiding direct minute surface reflection to be caused effectively makes bright dipping more even.
The air inlet of offering on the reflector 30 31 is arranged on the position near led light source 20, thereby makes extraneous cold air more directly to dispel the heat to led light source 20.And air outlet 13 is arranged on the top of shell 10, and is positioned at the periphery at top, thus can so that the internal heat air can be effectively to around distribute.Certainly, the position of air outlet 13 can also be located at position or other position of the sidewall of shell 10 near the top.
Further, at shell 10 tops base 40 is installed, binding post 41 is installed in base 40, the lead of binding post 41 passes shell 10 tops, and the hollow space that passes heat conduction fixed leg 11 is connected with led light source 20 conductions, for led light source 20 provides power supply.This base 40 can adopt die casting aluminium base 40, and a plurality of radiating fins are set on base 40, play good auxiliary heat dissipation function, and base 40 is close to the installation of shell 10 tops, and more effectively shell 10 heats are distributed everywhere, reach good heat radiation.Extraneous power supply is connected to binding post 41 by transformer 50, and power supply is provided.
Outer wall at shell 10 also is provided with flexible installation card 60, and when whole light fixture was installed, direct compression installation card 60 made in its hole that is arranged in installation position (as smallpox etc.), thereby realizes the fixed installation of whole light fixture.
During led light source 20 work, the perforate 32 ejaculation light that see through reflector 30 throw light on.The heat transferred heat conduction fixed leg 11 that led light source 20 work produces, and be delivered to shell 10 by heat conduction muscle 14, dispel the heat, shown in solid arrow among Fig. 4.Simultaneously, the heat of the transmission of heat conduction fixed leg 11 and heat conduction muscle 14 is the air in the moving storehouse 12 of heated air flow rapidly, hot-air rises and discharges by air outlet 13, and forms negative pressure in air flows storehouse 12, sucks the cold air of environment from air inlet 31 sides, form free convection, shown in Fig. 4 hollow core arrow, can make the heats in the mobile storehouse 12 of air be discharged to shell 10 outsides rapidly, effectively reduce whole Wen Sheng, reach and reduce led light source 20 junction temperatures, the effect that increases the service life.

Claims (10)

1, a kind of heat dissipation, energy conservation lamp, comprise opening the barrel-shaped shell of hollow, be installed in the reflector of the opening of led light source in the described shell, the described shell of sealing, described reflector is provided with the perforate for described led light source bright dipping; It is characterized in that described enclosure is provided with the installation heat conduction boss of installing for described led light source, and between described shell and described reflector, form the mobile storehouse of air; Offer air inlet on the described reflector, offer air outlet on the described shell, described air inlet and air outlet are connected with the mobile storehouse of described air and form the free convection passage.
2, heat dissipation, energy conservation lamp according to claim 1 is characterized in that, described air outlet is arranged on the top of described shell; Perhaps, described air outlet is arranged on the position of the sidewall of described shell near the top.
3, heat dissipation, energy conservation lamp according to claim 1 is characterized in that, described reflector is high heat conduction aluminium reflector, and the reflective surface of described reflector is the matte surface of handling through the sandblast anode.
According to claim 1,2 or 3 described heat dissipation, energy conservation lamps, it is characterized in that 4, described boss is a hollow heat conduction fixed leg, and the installed surface of described heat conduction fixed leg and described led light source bottom area are complementary.
5, heat dissipation, energy conservation lamp according to claim 4 is characterized in that, is provided with heat-conducting glue between the installed surface of described led light source bottom and described heat conduction fixed leg; Described led light source is a single high-power LED light source.
6, heat dissipation, energy conservation lamp according to claim 4 is characterized in that, the outer wall of described heat conduction fixed leg is provided with the heat conduction muscle that is radial arrangement.
7, heat dissipation, energy conservation lamp according to claim 6 is characterized in that, described heat conduction muscle is connected between the inwall of described heat conduction fixed leg and shell.
8, heat dissipation, energy conservation lamp according to claim 7 is characterized in that, described heat conduction muscle, heat conduction fixed leg and shell are the integrally formed monolithic construction of die casting.
9, heat dissipation, energy conservation lamp according to claim 4 is characterized in that, described cover top portion is equipped with base, in the described base binding post is installed, and is connected with described led light source conduction by lead.
10, heat dissipation, energy conservation lamp according to claim 9 is characterized in that, described base is the die casting aluminium base with radiating fin.
CNU2008201466070U 2008-08-13 2008-08-13 Heat radiation energy-saving lamp Expired - Fee Related CN201242131Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008201466070U CN201242131Y (en) 2008-08-13 2008-08-13 Heat radiation energy-saving lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008201466070U CN201242131Y (en) 2008-08-13 2008-08-13 Heat radiation energy-saving lamp

Publications (1)

Publication Number Publication Date
CN201242131Y true CN201242131Y (en) 2009-05-20

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102588756A (en) * 2011-01-13 2012-07-18 旭丽电子(广州)有限公司 Lighting fixture
CN104458283A (en) * 2014-12-26 2015-03-25 长城汽车股份有限公司 Airflow type cooling device and vehicle road simulating testing system
CN112762376A (en) * 2020-12-31 2021-05-07 丽水市左尚设计装饰工程有限公司 Household intelligent voice-operated lighting system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102588756A (en) * 2011-01-13 2012-07-18 旭丽电子(广州)有限公司 Lighting fixture
CN102588756B (en) * 2011-01-13 2014-05-07 光宝电子(广州)有限公司 Lighting fixture
CN104458283A (en) * 2014-12-26 2015-03-25 长城汽车股份有限公司 Airflow type cooling device and vehicle road simulating testing system
CN104458283B (en) * 2014-12-26 2017-05-03 长城汽车股份有限公司 Airflow type cooling device and vehicle road simulating testing system
CN112762376A (en) * 2020-12-31 2021-05-07 丽水市左尚设计装饰工程有限公司 Household intelligent voice-operated lighting system

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: SHENZHEN JEEJA ELECTRONIC INDUSTRIAL CO., LTD.

Free format text: FORMER OWNER: FENG WEIXIONG

Effective date: 20090605

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20090605

Address after: Longgang District of Shenzhen City, Guangdong Province Ping Jinke road Jeeja Science Park, Lee Avenue, zip code: 518114

Patentee after: Shenzhen JEEJA Electronics Industrial Co., Ltd.

Address before: Buji town of Shenzhen city of Guangdong Province Li Lang Industrial Zone Jeeja Science Park, zip code: 518112

Patentee before: Feng Weixiong

C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20090520

Termination date: 20130813