CN202338809U - Light-emitting diode (LED) lamp - Google Patents

Light-emitting diode (LED) lamp Download PDF

Info

Publication number
CN202338809U
CN202338809U CN2011205030128U CN201120503012U CN202338809U CN 202338809 U CN202338809 U CN 202338809U CN 2011205030128 U CN2011205030128 U CN 2011205030128U CN 201120503012 U CN201120503012 U CN 201120503012U CN 202338809 U CN202338809 U CN 202338809U
Authority
CN
China
Prior art keywords
radiator
led light
fan
emitting component
lamp
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
CN2011205030128U
Other languages
Chinese (zh)
Inventor
刘峰
马骉骉
沈宝庄
郑华
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.)
Anhui Hua Juxin Energy Technology Co Ltd
Original Assignee
ANHUI HUAJU SOLAR LIGHTING TECHNOLOGY 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 ANHUI HUAJU SOLAR LIGHTING TECHNOLOGY Co Ltd filed Critical ANHUI HUAJU SOLAR LIGHTING TECHNOLOGY Co Ltd
Priority to CN2011205030128U priority Critical patent/CN202338809U/en
Application granted granted Critical
Publication of CN202338809U publication Critical patent/CN202338809U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a light-emitting diode (LED) lamp. The LED lamp comprises a lamp shell, an LED luminous element, a semiconductor refrigerator, a radiator, a fan, a drive device and a lamp shell, wherein the lamp shell is provided with an air inlet and an air outlet; a lampshade is arranged at one end of the lamp shell; an electric connecting device is arranged at the other end of the lamp shell; the internal of the radiator is in a hollow cavity structure; a cushion pad is arranged in the hollow cavity; the fan is connected with the radiator through the cushion pad; a plurality of radiating fins are arranged on the periphery of the radiator; positioning holes are formed in the radiating fins and are used for fixing the LED luminous element and the lampshade; a layer of thermal grease with high heat conductivity is uniformly coated on each of the two surfaces of the semiconductor refrigerator; the cold end of the semiconductor refrigerator is connected with the LED luminous element; the hot end of the semiconductor refrigerator is connected with the radiator; and the radiator is fixedly connected with the LED luminous element by screws. The LED lamp overcomes the defects of the prior art; the heat of the LED luminous element is rapidly transferred to the radiator by utilizing the semiconductor refrigerator; and then the radiation is accelerated by using the fan.

Description

A kind of LED light fixture
Technical field
The utility model relates to a kind of LED light fixture, is specifically related to a kind of semiconductor cooler that adopts and combines fan to accelerate the light fixture of heat radiation.
Background technology
In order to reach higher brightness requirement, the LED lamp power is increasingly high, caloric value is increasing, causes the LED local temperature too high, and the long-term work meeting is shortened lamp life.
In Chinese patent Granted publication CN101509653A; A kind of high-power LED lamp structure that has fan is disclosed; The radiator outer toroid is provided with several radiating fins; LED illuminator outer end is provided with and is used for the optics that LED light is handled, and this invention is dispelled the heat to radiator, metal substrate through fan, yet the capacity of heat transmission of radiator itself is very limited.
In Chinese patent Granted publication CN101509653A and CN201277468Y; Two kinds of light fixtures are disclosed; Lamp outer casing has inlet section and outlet section, is equally to utilize fan to dispel the heat, though the heat-sinking capability of fan is very strong; But the capacity of heat transmission of radiator is limited, and the heat that conducts to fan via radiator can be very not big.
The utility model content
The purpose of the utility model provides a kind of LED light fixture; Overcome the prior art deficiency; Have high efficiency and heat radiation ability, high reliability, prolongation LED light fixture service life, utilize semiconductor cooler that the heat of LED light-emitting component is conducted to radiator fast, and then accelerate heat radiation through fan.
The technical scheme that the utility model adopts is following:
A kind of LED light fixture comprises lamp casing, LED light-emitting component, semiconductor cooler, radiator, fan, drive unit and lamp housing, and described lamp casing has air inlet and air outlet; And an end is provided with lampshade, and the other end is provided with electrical connection arrangement, comprises LED light-emitting component, semiconductor cooler, radiator, fan, drive unit; Described radiator inside is cavity structure; Cavity inside is provided with a cushion pad, and fan links to each other with radiator through cushion pad, and the radiator periphery has a plurality of radiating fins; Radiating fin is provided with locating hole, is used for fixing LED light-emitting component and lamp housing; The two sides of described semiconductor cooler is coated with the hot fat that last layer has high heat conductance respectively equably, and the cold junction of semiconductor cooler links to each other with the LED light-emitting component, and the hot junction links to each other with radiator, and radiator is fixedly connected through screw with the LED light-emitting component.
Described LED light-emitting component is encapsulated on the substrate by number LEDs chip, or is welded on the substrate, and the LED light-emitting component is rectangle, circle or star.
Compared with present technology, the beneficial effect of the utility model is following:
The utility model drive unit is located in the lamp housing, and lamp housing has air inlet and air outlet, can strengthen the circulation of air.Radiator fan is arranged in the cavity of radiator, can effectively the heat on the radiator be taken away, and is provided with cushion pad between fan and the radiator, and fan combination can effectively reduce fan and rotate the vibrations that cause on this cushion pad.
Description of drawings
Fig. 1 is the explosive view of light fixture among the Chinese patent Granted publication CN101509653A;
Fig. 2 is the explosive view of light fixture among the Chinese patent Granted publication CN101509653A;
Fig. 3 is the structural representation of the utility model first embodiment;
Fig. 4 is the structural representation of the utility model second embodiment.
Referring to accompanying drawing, 1LED light-emitting component, 2 semiconductor coolers, 3 radiators, 4 fans, 5 drive units, 6 lamp housings, 7 lampshades, 8 locating holes, 9 screws, 10 hot fat, 11 cushion pads, 12 electrical connection arrangements, 13 lamp holders.
The specific embodiment
Following embodiment with reference to description of drawings the utility model.
Fig. 3 is the profile of the utility model first embodiment.Present embodiment 1 comprises: LED light-emitting component 1, semiconductor cooler 2, radiator 3, fan 4, drive unit 5, lamp housing 6, optics 7, locating hole 8, screw 9, hot fat 10, cushion pad 11, electrical connection arrangement 12, lamp holder 13, working of plastics 14.
A kind of LED light fixture, encapsulation technology (chip-on-board) encapsulates number LEDs chip on the plate in aluminium base copper-clad plate in order to adopt for LED light-emitting component 1, and the two sides of semiconductor cooler 2 is coated with the hot fat 10 that last layer has high heat conductance respectively equably; Huyashi-chuuka (cold chinese-style noodles) and substrate with semiconductor cooler 2 is close together then, and the surface of hot side and radiator 3 is close together, and be through locating hole 8 usefulness screws 9 that LED light-emitting component 1 and working of plastics 14 is fixing with radiator 3; In the cavity of radiator 3, be stained with cushion pad 11, again fan 4 be fixed on the cushion pad 11, drive unit 5 is fixed in lamp housing 6 inside; With electrical connection arrangement 12 respectively with LED light-emitting component 1; Semiconductor cooler 2, fan 4, lamp holder 13 links to each other with drive unit 5; Realize electrical communication, pass through optics 7 gluing at last in lamp housing 6 tops.
The concrete course of work is: after lamp holder 13 logical upward power supplys, drive unit 5 can produce direct currents, supplies with LED light-emitting component 1 respectively; Semiconductor cooler 2 and fan 4, at this moment LED light-emitting component 1 can be luminous, also produces a large amount of heat simultaneously; Semiconductor cooler 2 is also worked simultaneously, and the heat absorption that its huyashi-chuuka (cold chinese-style noodles) produces LED light-emitting component 1 is also transferred to hot side, owing to there is the temperature difference; Heat can be conducted to radiator 3 by the hot side of semiconductor cooler 2; Fan 4 energising runnings produce cross-ventilation, see heat off lamp housing.Like this, in the LED light fixture, particularly LED light-emitting component 1 can remain under the lower temperature and work, and guarantees the reliability and the life-span of LED light fixture with this.
Fig. 4 is the profile of the utility model second embodiment.Present embodiment 2 comprises: LED 1, metal substrate 2, semiconductor cooler 3, radiator 4, fan 5, drive unit 6, lamp housing 7, optics 8, locating hole 9, screw 10, hot fat 11, cushion pad 12, electrical connection arrangement 13, lamp holder 14, working of plastics 15.
A kind of LED light fixture will be counted LEDs 1 and be welded on the metal substrate 2, and the two sides of semiconductor cooler 2 is coated with the hot fat 10 that last layer has high heat conductance respectively equably; Huyashi-chuuka (cold chinese-style noodles) and substrate with semiconductor cooler 2 is close together then, and the surface of hot side and radiator 3 is close together, and be through locating hole 8 usefulness screws 9 that LED light-emitting component 1 and working of plastics 14 is fixing with radiator 3; In the cavity of radiator 3, be stained with cushion pad 11, again fan 4 be fixed on the cushion pad 11, drive unit 5 is fixed in lamp housing 6 inside; With electrical connection arrangement 12 respectively with LED light-emitting component 1; Semiconductor cooler 2, fan 4, lamp holder 13 links to each other with drive unit 5; Realize electrical communication, pass through optics 14 gluing at last in lamp housing 6 tops.
Above-mentioned explanation has illustrated and has described some preferred embodiments of the utility model; But as previously mentioned; Be to be understood that the utility model is not limited to the form that this paper discloses, should do not regard eliminating as, and can be used for various other combinations, modification and environment other embodiment; And can in utility model contemplated scope described herein, change through the technology or the knowledge of above-mentioned instruction or association area.And change that those skilled in the art carried out and variation do not break away from the spirit and the scope of the utility model, then all should be in the protection domain of the utility model accompanying claims.

Claims (2)

1. a LED light fixture comprises lamp casing, LED light-emitting component, semiconductor cooler, radiator, fan, drive unit and lamp housing, and it is characterized in that: described lamp casing has air inlet and air outlet; And an end is provided with lampshade, and the other end is provided with electrical connection arrangement, comprises LED light-emitting component, semiconductor cooler, radiator, fan, drive unit; Described radiator inside is cavity structure; Cavity inside is provided with a cushion pad, and fan links to each other with radiator through cushion pad, and the radiator periphery has a plurality of radiating fins; Radiating fin is provided with locating hole; Be fixed in lamp housing inside, the two sides of described semiconductor cooler is coated with the hot fat that last layer has high heat conductance respectively equably, and the cold junction of semiconductor cooler links to each other with the LED light-emitting component; The hot junction links to each other with radiator, and radiator is fixedly connected through screw with the LED light-emitting component.
2. according to the said a kind of LED light fixture of claim 1, it is characterized in that: described LED light-emitting component is encapsulated on the substrate by number LEDs chip, or is welded on the substrate, and the LED light-emitting component is rectangle, circle or star.
CN2011205030128U 2011-12-06 2011-12-06 Light-emitting diode (LED) lamp Expired - Fee Related CN202338809U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011205030128U CN202338809U (en) 2011-12-06 2011-12-06 Light-emitting diode (LED) lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011205030128U CN202338809U (en) 2011-12-06 2011-12-06 Light-emitting diode (LED) lamp

Publications (1)

Publication Number Publication Date
CN202338809U true CN202338809U (en) 2012-07-18

Family

ID=46487500

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011205030128U Expired - Fee Related CN202338809U (en) 2011-12-06 2011-12-06 Light-emitting diode (LED) lamp

Country Status (1)

Country Link
CN (1) CN202338809U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104948967A (en) * 2015-07-07 2015-09-30 成都育芽科技有限公司 LED lamp with built in dual-radiation fan
CN105114871A (en) * 2015-09-10 2015-12-02 宁波金熠光电科技有限公司 Minitype LED imaging lamp
CN107062020A (en) * 2017-06-07 2017-08-18 安徽美拓照明有限公司 A kind of LED lamp bulb structure

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104948967A (en) * 2015-07-07 2015-09-30 成都育芽科技有限公司 LED lamp with built in dual-radiation fan
CN105114871A (en) * 2015-09-10 2015-12-02 宁波金熠光电科技有限公司 Minitype LED imaging lamp
CN107062020A (en) * 2017-06-07 2017-08-18 安徽美拓照明有限公司 A kind of LED lamp bulb structure
CN107062020B (en) * 2017-06-07 2019-11-22 安徽美拓照明有限公司 A kind of LED lamp bulb structure

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee

Owner name: ANHUI HUAJU NEW ENERGY TECHNOLOGY CO., LTD.

Free format text: FORMER NAME: ANHUI HUAJU SOLAR ENERGY LIGHTING SCIENCE + TECHNOLOGY CO., LTD.

CP01 Change in the name or title of a patent holder

Address after: 230000, Tianlong Road, building 12, Acacia Road, hi tech Zone, Anhui, Hefei, 301, B

Patentee after: Anhui Hua Juxin Energy Technology Co Ltd

Address before: 230000, Tianlong Road, building 12, Acacia Road, hi tech Zone, Anhui, Hefei, 301, B

Patentee before: Anhui Huaju Solar Lighting Technology Co., Ltd.

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

Granted publication date: 20120718

Termination date: 20141206

EXPY Termination of patent right or utility model