CN201934993U - Enhanced heat dissipation split-type light-emitting diode (LED) lamp for fan - Google Patents

Enhanced heat dissipation split-type light-emitting diode (LED) lamp for fan Download PDF

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Publication number
CN201934993U
CN201934993U CN2010206980388U CN201020698038U CN201934993U CN 201934993 U CN201934993 U CN 201934993U CN 2010206980388 U CN2010206980388 U CN 2010206980388U CN 201020698038 U CN201020698038 U CN 201020698038U CN 201934993 U CN201934993 U CN 201934993U
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radiator
led
fan
led lamp
lamp
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Expired - Fee Related
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CN2010206980388U
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Chinese (zh)
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史杰
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Abstract

The utility model relates to an enhanced heat dissipation split-type light-emitting diode (LED) lamp for a fan, which comprises a radiator (1), an LED light source (3), an LED drive device (4), a lamp cap (5), the fan (6) and an electric appliance box (2), wherein the radiator and the electric appliance box are independent of each other, and are arranged at intervals, and the fan is arranged between the electric appliance box and the radiator; a first ventilation channel (8) is formed by a space between the electric appliance box and the radiator, and the LED light source is fixed on the radiator; and the LED drive device is arranged in the electric appliance box, and the lamp cap is fixed on the electric appliance box. The LED lamp is designed into a split-type structure, so that the radiator and the electric appliance box are separated, and thus the drive device is not affected by the LED light source; through the improved radiator structure of the LED lamp, the fan is originally used for forced ventilation, so that the heat dissipation of the LED lamp is enhanced, and thus the problems that the LED lamp has a small volume and an insufficient heat dissipation space can be solved, and the performances of the LED lamp are improved.

Description

The split type LED lamp of fan strengthened heat dissipation type
Technical field
The utility model relates to a kind of LED lamp, particularly, relates to the split type LED lamp of a kind of fan strengthened heat dissipation type, and it belongs to the LED technical field of semiconductor illumination.
Background technology
The LED lamp mainly comprises LED bulb and LED shot-light.Along with the lifting of LED performance and the decline of cost, obtained fast development with LED as the illuminating product of light source, and replaced the traditional lighting product gradually and be applied to some indoor and outdoors illumination places.In the traditional lighting product, incandescent lamp and halogen tungsten spot lamp are representative class general illumination light sources.Because the light efficiency of incandescent lamp and halogen tungsten spot lamp is very low, have only about 15lm/W, therefore, adopt LED lamp replacement incandescent lamp and halogen tungsten spot lamp to have the considerable energy saving advantage.
But the problem that LED lamp self exists is, the light fixture light efficiency is subjected to the influence of junction temperature of chip bigger, and higher junction temperature of chip will cause light efficiency to occur obviously descending, and can have influence on the service life of LED lamp.Therefore, the heat dissipation problem of solution LED lamp is most important for the performance that promotes the LED lamp.Because conventional lights is exactly to rely on the hyperthermia radiation effect realization of filament self luminous, does not therefore have the needs of heat radiation.This causes can being subjected to the restriction of conventional lamp size when replacing conventional lights with LED, can be less for the heat-dissipating space that utilizes in the LED lamp thereby cause.
Therefore, how making full use of the structure space of conventional lights, make the LED lamp can satisfy the standard-required of illumination, can provide enough heat-dissipating spaces again, is a difficult problem of present LED modulated structure design.
Another aspect, the structural design of LED lamp generally adopts monolithic construction at present, and the radiator of lamp both had been used for fixing led light source, and the chamber in the radiator also is used to place the led driver spare of driving LED light source simultaneously.Adopt this structure, on the surface, integrated heatsink has increased the area of dissipation of LED lamp.But, in fact,, will cause the temperature of the driving element in the radiator obviously to rise because the heat that is produced in the led light source can conduct to entire radiator.Well-knownly be, led driver spare is for the sensitiveness of temperature even can surpass led light source, and the principal element that influences the LED lamp life-span no longer has been a led light source, but driving element.So monolithic construction can make the life-span of driving element obviously shorten, and then cause the lost of life of LED lamp, this of having become the LED field relatively is difficult to the technical barrier that solves.
In view of the above-mentioned defective of prior art, need a kind of new LED lamp.
The utility model content
The purpose of this utility model provides the split type LED lamp of a kind of novel fan strengthened heat dissipation type, to overcome the above-mentioned defective of prior art, the split type LED lamp of this fan strengthened heat dissipation type can prolong the life-span of LED lamp significantly, carry out the heat radiation of LED lamp effectively, thereby make the service life of LED lamp and the requirement that performance satisfies illumination.
Above-mentioned purpose is achieved through the following technical solutions: the split type LED lamp of fan strengthened heat dissipation type, comprise radiator, led light source, led driver spare and lamp holder, wherein, the split type LED lamp of this fan strengthened heat dissipation type is provided with fan and the electrical equipment box separate with described radiator, this electrical equipment box and described radiator are provided with at interval, and described fan is arranged between described electrical equipment box and the described radiator, interval between described electrical equipment box and the described radiator forms first vent passages, described led light source is fixed on the described radiator, described led driver spare is arranged in the described electrical equipment box, and described lamp holder is fixed on the described electrical equipment box.
Preferably, described radiator comprises a plurality of radiators, and has between the adjacent described radiator at interval, and this forms second vent passages at interval, and described second vent passages is communicated with described first vent passages.
Preferably, described radiator comprises the radiator with a plurality of radiating surfaces or a plurality of radiating fins.
Preferably, also be equipped with on the described radiator and the supporting lampshade of described led light source.
By technique scheme of the present utility model, the split type LED lamp of described fan strengthened heat dissipation type has been broken through the monolithic construction method for designing of traditional LED lamp, the LED lamp is designed to split-type structural, make the electrical equipment box of radiator and placement led driver spare spaced apart, thereby avoided led driver spare to be subjected to the led light source heat effects and cause temperature too high, prolonged the service life of LED lamp.The more important thing is, be equipped with vent passages between the radiator inside of the split type LED lamp of fan strengthened heat dissipation type of the present utility model and radiator and the electrical equipment box, and fan is set between electrical equipment box and radiator carries out forced ventilation, its radiating efficiency height, long service life is a kind of important breakthrough and the innovation to present LED modulated structure.That is to say, the utility model is by being designed to split-type structural with the LED lamp, the electrical equipment box of radiator and placement driving element is separated, avoided driving element to be subjected to the led light source heat effects, and on the basis of split-type structural, the structure of the radiator by improving the LED lamp, adopt fan to carry out forced ventilation originally, strengthen the heat radiation of LED lamp, preferably resolved the problem that the LED lamp body is long-pending little, heat-dissipating space is not enough, improved the performance of LED lamp.
Description of drawings
Fig. 1 looks schematic diagram for the master of the split type LED lamp of fan strengthened heat dissipation type of the utility model specific embodiment;
Fig. 2 is the schematic top plan view of the split type LED lamp of fan strengthened heat dissipation type of the utility model specific embodiment;
Fig. 3 is the schematic perspective view of the split type LED lamp of fan strengthened heat dissipation type of the utility model specific embodiment;
Fig. 4 is the generalized section of the split type LED lamp of fan strengthened heat dissipation type of the utility model specific embodiment;
Fig. 5 is the generalized section of the split type LED lamp of fan strengthened heat dissipation type of the another kind of specific embodiment of the utility model.
Wherein: 1 radiator; 2 electrical equipment boxes; The 3LED light source; The 4LED driving element; 5 lamp holders; 6 fans; 7 lampshades; 8 first vent passages; 9 second vent passages
The specific embodiment
The specific embodiment of the split type LED lamp of the utility model fan strengthened heat dissipation type is described below in conjunction with accompanying drawing.
Extremely shown in Figure 5 referring to Fig. 1, the split type LED lamp of fan strengthened heat dissipation type of the present utility model, mainly comprise radiator 1, led light source 3, led driver spare 4 and lamp holder 5, different with the LED lamp of the monolithic construction of prior art, LED lamp of the present utility model is a split-type structural, be that the split type LED lamp of described fan strengthened heat dissipation type also comprises the electrical equipment box 2 separate with radiator 1, this electrical equipment box 2 is provided with at interval with described radiator 1, and between this electrical equipment box 2 and radiator 1, be provided with fan 6, to carry out forced ventilation, strengthen radiating efficiency.Described led light source 3 is fixed on the radiator 1, and described led driver spare 4 is arranged in the electrical equipment box 2, and described lamp holder 5 is fixed on the electrical equipment box 2.That is to say, radiator 1 and electrical equipment box 2 are separate, common combination constitutes the main body of LED lamp, certain interval (this forms first vent passages 8 at interval) is arranged between radiator 1 and the electrical equipment box 2, only part need fixing or the local location that connects on connect (not showing connecting portion in the relevant profile), thereby avoid the temperature conduction of radiator 1 to electrical equipment box 2.
Above-mentioned radiator 1 can adopt multiple version, for example, described radiator 1 can adopt distributed cavity body structure, be that radiator 1 can comprise a plurality of radiators, and has the interval that forms second vent passages 9 between the adjacent radiator, this second vent passages 9 and first vent passages 8 are interconnected, thereby can make that radiating effect is better, and wherein said a plurality of radiators can be symmetrically distributed with the radiator base central shaft.For another example, described radiator 1 can adopt the monoblock type radiator structure, and promptly radiator 1 comprises the radiator with a plurality of radiating surfaces, and perhaps radiator 1 comprises the radiator that is provided with a plurality of radiating fins.
The split type LED lamp of fan strengthened heat dissipation type of the present utility model can be used for LED bulb and LED shot-light, and other LED ligthing paraphernalia.
Below be that example is described the utility model in detail with the split type LED lamp of fan strengthened heat dissipation type of the concrete form that shows in the accompanying drawing.
Fig. 1 to Fig. 3 is front view, vertical view and the stereogram of the split type LED lamp of fan strengthened heat dissipation type of the present utility model.Fig. 4 and Fig. 5 are the sectional view of two kinds of structures of the split type LED lamp of fan strengthened heat dissipation type.In the present embodiment, the split type LED lamp of this fan strengthened heat dissipation type comprises radiator 1, electrical equipment box 2, led light source 3, led driver spare 4, lamp holder 5 and lampshade 7.The structure of radiator 1 is distributed cavity body structure, and radiator 1 comprises a plurality of radiators, and radiator serves as that axle evenly distributes with the radiator base central shaft, and between the adjacent radiator certain intervals is arranged.The bottom of each radiator is fixed with led light source 3, and led light source 3 is formed a little light-emitting zone with corresponding lampshade 7.In the present embodiment, the light-emitting zone of LED lamp is made up of four little light-emitting zones, in the corresponding LED lamp four led light sources 3 and four lampshades 7 is arranged.
In the present embodiment, electrical equipment box 2 is a plastic material, and electrical equipment box 2 tops are openings among Fig. 3, and led driver spare 4 places electrical equipment box 2 inside, and lamp holder 5 is fixed on electrical equipment box 2 bottoms.In the present embodiment, the power of setting led light source 3 is higher, and for example greater than 2W, the power of LED lamp will be greater than 8W so.Therefore, led driver spare 4 occupied spaces will be bigger.In order to make full use of the space of LED lamp, the inside of radiator 1, promptly the back of led light source 3 fixed positions is designed to hollow structure.Therefore can there be partial L ED driving element 4 deeply to advance this hollow region.
Fig. 4 has provided the another kind of internal structure of the LED lamp of present embodiment.In Fig. 4, electrical equipment box 2 is designed to closed, only need stay the hole of some electric wires lead-in wires.The interior hollow region of radiator 1 is distributed with a plurality of radiating fins, and fan 6 can place the bottom of this hollow region, between radiator 1 and electrical equipment box 2.。Adopt the structure of Fig. 4, can satisfy the requirements at the higher level of LED lamp some have to(for) dustproof and waterproof and reliability.
Can see that from the sectional view of Fig. 3 and Fig. 4 the radiator 1 and the electrical equipment box 2 of LED lamp of the present utility model have certain intervals each other, form a vent passages 8.Simultaneously be provided with fan 6 between electrical equipment box 2 and radiator 1 and carry out forced ventilation, when fan 6 turned round like this, air entered or goes out from vent passages 8, thus radiating effect that can strong radiator 1.
In the present embodiment, 2 zones that are in contact with one another in the place's of being connected to each other existence of radiator 1 and electrical equipment box.Therefore, when the temperature of radiator 1 is subjected to heat effects that led light source 3 sends and temperature when higher, the temperature of radiator 1 can not form obviously influence to electrical equipment box 2, thereby effectively reduces the temperature of led driver spare 4 in the electrical equipment box 2.
By last description as seen, the split type LED lamp of described fan strengthened heat dissipation type has been broken through the monolithic construction method for designing of traditional LED lamp, the LED lamp is designed to split-type structural, the electrical equipment box of radiator and placement led driver spare is separated, avoid led driver spare to be subjected to the led light source heat effects and the too high problem of temperature, thereby prolonged the service life of LED lamp.The more important thing is, be equipped with vent passages between the radiator inside of the split type LED lamp of fan strengthened heat dissipation type of the present utility model and radiator and the electrical equipment box, and fan is set between electrical equipment box and radiator carries out forced ventilation, its radiating efficiency height, long service life is a kind of important breakthrough and the innovation to present LED modulated structure.That is to say, the utility model is by being designed to split-type structural with the LED lamp, the electrical equipment box of radiator and placement driving element is separated, avoided driving element to be subjected to the led light source heat effects, and on the basis of split-type structural, the structure of the radiator by improving the LED lamp, adopt fan to carry out forced ventilation originally, strengthen the heat radiation of LED lamp, preferably resolved the problem that the LED lamp body is long-pending little, heat-dissipating space is not enough, improved the performance of LED lamp.
Each concrete technical characterictic described in the above-mentioned specific embodiment can make up arbitrarily by any suitable manner, and it falls within the scope disclosed in the utility model equally.Simultaneously, also can make up arbitrarily between the various embodiment of the present utility model, as long as it is without prejudice to thought of the present utility model, it should be considered as content disclosed in the utility model equally.In addition; the utility model is not limited to the detail in the above-mentioned embodiment; in technical conceive scope of the present utility model, can carry out multiple simple variant to the technical solution of the utility model, these simple variant all belong to protection domain of the present utility model.Protection domain of the present utility model is defined by the claims.

Claims (4)

1. the split type LED lamp of fan strengthened heat dissipation type, comprise radiator (1), led light source (3), led driver spare (4) and lamp holder (5), it is characterized in that, the split type LED lamp of this fan strengthened heat dissipation type is provided with fan (6) and the electrical equipment box (2) separate with described radiator (1), this electrical equipment box (2) is provided with at interval with described radiator (1), and described fan is arranged between described electrical equipment box and the described radiator, interval between described electrical equipment box and the described radiator forms first vent passages (8), described led light source (3) is fixed on the described radiator (1), described led driver spare (4) is arranged in the described electrical equipment box (2), and described lamp holder (5) is fixed on the described electrical equipment box (2).
2. the split type LED lamp of fan strengthened heat dissipation type according to claim 1, it is characterized in that, described radiator (1) comprises a plurality of radiators, and have between the adjacent described radiator at interval, this forms second vent passages (9) at interval, and described second vent passages (9) is communicated with described first vent passages (8).
3. the split type LED lamp of fan strengthened heat dissipation type according to claim 1 is characterized in that described radiator (1) comprises the radiator with a plurality of radiating surfaces or a plurality of radiating fins.
4. the split type LED lamp of fan strengthened heat dissipation type according to claim 1 is characterized in that, the lampshade (7) supporting with described led light source also is installed on the described radiator (1).
CN2010206980388U 2010-12-28 2010-12-28 Enhanced heat dissipation split-type light-emitting diode (LED) lamp for fan Expired - Fee Related CN201934993U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010206980388U CN201934993U (en) 2010-12-28 2010-12-28 Enhanced heat dissipation split-type light-emitting diode (LED) lamp for fan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010206980388U CN201934993U (en) 2010-12-28 2010-12-28 Enhanced heat dissipation split-type light-emitting diode (LED) lamp for fan

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102777791A (en) * 2012-07-12 2012-11-14 深圳和而泰照明科技有限公司 Lamp and full-light-angle LED bulb
CN102980063A (en) * 2012-11-13 2013-03-20 黄超 An LED lamp with a convection channel passing through a light source substrate
WO2017219504A1 (en) * 2016-06-24 2017-12-28 亚浦耳照明股份有限公司 High-power led lamp

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102777791A (en) * 2012-07-12 2012-11-14 深圳和而泰照明科技有限公司 Lamp and full-light-angle LED bulb
CN102777791B (en) * 2012-07-12 2015-09-09 深圳和而泰照明科技有限公司 Light fixture and full optic angle LED bulb thereof
CN102980063A (en) * 2012-11-13 2013-03-20 黄超 An LED lamp with a convection channel passing through a light source substrate
WO2017219504A1 (en) * 2016-06-24 2017-12-28 亚浦耳照明股份有限公司 High-power led lamp

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110817

Termination date: 20151228

EXPY Termination of patent right or utility model