CN201513786U - High-power LED desk lamp - Google Patents

High-power LED desk lamp Download PDF

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Publication number
CN201513786U
CN201513786U CN2009202095617U CN200920209561U CN201513786U CN 201513786 U CN201513786 U CN 201513786U CN 2009202095617 U CN2009202095617 U CN 2009202095617U CN 200920209561 U CN200920209561 U CN 200920209561U CN 201513786 U CN201513786 U CN 201513786U
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CN
China
Prior art keywords
lampshade
cover
power led
desk lamp
led desk
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
CN2009202095617U
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Chinese (zh)
Inventor
王耀海
彭遂龙
Original Assignee
Opple Lighting 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 Opple Lighting Co Ltd filed Critical Opple Lighting Co Ltd
Priority to CN2009202095617U priority Critical patent/CN201513786U/en
Application granted granted Critical
Publication of CN201513786U publication Critical patent/CN201513786U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model relates to a lamp, in particular to a high-power LED desk lamp, which comprises a lampshade upper cover, an illuminating assembly and a lampshade lower cover, wherein the lampshade upper cover is connected with the lampshade lower cover, and the illuminating assembly is arranged in a central cavity formed by connecting the lampshade upper cover and the lampshade lower cover; the high-power LED desk lamp is characterized in that a radiating piece is also arranged between the illuminating assembly and the lampshade upper cover, the radiating piece and the illuminating assembly are connected through an aluminium baseplate, and the lampshade upper cover above the radiating piece is provided with a plurality of openings for radiation. The utility model has the advantages that a reasonable assembling and radiating structure is adopted, so the performance of a product is stable, color drift and light decay of the product are greatly reduced, and the service life can reach more than 20, 000 hours. Compared with like products on the present market, the high-power LED desk lamp basically has no color drift, the light decay is only about 1/3 of the like products, and the life is 5-8 times of the like products.

Description

High power LED desk lamp
Technical field
The utility model relates to a kind of light fixture.Particularly relate to a kind of powerful desk lamp.
Background technology
Since Edison's invention electric light in 1882, artificial lighting source has experienced incandescent lamp, neon light and gas-discharge lamp three phases, and forward was the four-stage development of lighting source with the semiconductor in recent years.Wherein, light emitting diode is the main direction of studying that people explore semiconductor illuminating light source.
Aspect civilian, engendered the desk lamp of some use LED as light source.At present, what application was more on the market is to use low power LED as light source, for example the LED of 0.05w.Usually need to use 30-40 low-power LED just can reach brightness requirement.And, often need very large-area panel in order to obtain higher brightness, just can hold the LED of so many quantity, the area that makes whole desk lamp take is big, is unfavorable for using.
Along with the continuous development of LED technology, some high-power LEDs have appearred in also gradually the increase of the power of single LEDs, 1W for example, 1.5W, 2W, 3W or the like.Though the application of great power LED has solved the problem of area occupied,, its caloric value also can increase along with the increase of power, and therefore, the problem of resolving heat radiation seems particularly important, not so can have a strong impact on life-span and the light decay of LED.
The utility model content
At deficiency of the prior art, the utility model proposes a kind of high power LED desk lamp of good heat radiating function that has to address the deficiencies of the prior art.
To achieve these goals, the technical solution of the utility model is as follows:
High power LED desk lamp, comprise lampshade loam cake, luminescence component and lampshade lower cover, the lampshade loam cake connects the lampshade lower cover, luminescence component is arranged at the lampshade loam cake and is connected with the lampshade lower cover in the formed central cavity in back, it is characterized in that: also be provided with radiating piece between described luminescence component and the lampshade loam cake, be connected by an aluminium base between radiating piece and the luminescence component.
Above-mentioned a kind of high power LED desk lamp is characterized in that: described radiating piece is a herring-bone form, is fastened on the lampshade by screw to cover, and is made by the little aluminium of thermal resistance, comprises a base plate, the radiator shutter that axillare and a plurality of and middle axillare intersect vertically in.
Above-mentioned a kind of high power LED desk lamp is characterized in that: described lampshade lower cover comprises lower cover and bearing panel, and described bearing panel is provided with the perforate that is used to install reflector.
Above-mentioned a kind of high power LED desk lamp is characterized in that: described luminescence component comprises reflector and led light source, and reflector is arranged at the tapping of the bearing panel of lampshade lower cover, and led light source is arranged in the reflector.
Above-mentioned a kind of high power LED desk lamp is characterized in that: be provided with the gap between described radiating piece and the lampshade loam cake, both helped heat radiation, can make the part air form convection current again between the radiating piece of herring-bone form.
Above-mentioned a kind of high power LED desk lamp is characterized in that: be provided with the gap between described reflector and the aluminium base, helping near the hot-air of led light source can the very first time and extraneous air heat-shift.
Above-mentioned a kind of high power LED desk lamp, it is characterized in that: the junction between the lower cover of the bearing panel of described lampshade lower cover and described lampshade lower cover is provided with two interspaces, the air that helps the lampshade below enters lampshade inside, with the hot-air heat-shift of lampshade inside.
Above-mentioned a kind of high power LED desk lamp is characterized in that: be connected by screw between described lampshade loam cake and the lampshade lower cover.
Above-mentioned a kind of high power LED desk lamp is characterized in that: be connected by button bit between described lampshade loam cake and the lampshade lower cover.
Above-mentioned a kind of high power LED desk lamp is characterized in that: the lampshade loam cake place of described radiating piece top is provided with a plurality of openings that are used to dispel the heat.
The beneficial effects of the utility model are: rational assembling and radiator structure that the utility model adopts, make the stable performance of product, and greatly reduce the look drift and the light decay of product, can reach more than 20000 hours its service life.Compare with the like product on the present market, it does not have look drift substantially, and light decay also has only about 1/3 of like product, the life-span especially like product 5-8 doubly.
Description of drawings
Describe the utility model in detail below in conjunction with the drawings and specific embodiments:
Fig. 1 is the utility model structure reference diagram.
Fig. 2 is an explosive view of the present utility model.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
Referring to Fig. 1, high power LED desk lamp comprises lampshade loam cake 1, luminescence component 3 and lampshade lower cover 2, and lampshade loam cake 1 connects lampshade lower cover 2, can be connected by screw between lampshade loam cake 1 and the lampshade lower cover 2, also can connect by button bit.
Luminescence component 3 is arranged at lampshade loam cake 1 and is connected with lampshade lower cover 2 in the formed central cavity 6 in back, also be provided with a radiating piece 5 between luminescence component 3 and the lampshade loam cake 1, be connected by an aluminium base 4 between radiating piece 5 and the luminescence component 3, lampshade loam cake 1 place's part of radiating piece 5 tops is provided with several openings 11, opening 11 helps cross-ventilation, has quickened distributing of heat.
Referring to Fig. 2, radiating piece 5 is a herring-bone form, and is made by the little aluminium of thermal resistance, is fastened on the lampshade loam cake 1 by screw.Radiating piece 5 comprises axillare 53 and some the radiator shutters 51 that intersect vertically with middle axillare 53 in the base plate 52.Spacing between radiator shutter 51 and the radiator shutter 51 is less than 5mm, and the thickness of fin 51 is less than 3mm.
Referring to Fig. 2, lampshade lower cover 2 comprises lower cover 21 and bearing panel 22, and bearing panel 22 is provided with two perforates 23 that are used to install reflector 31.
Referring to Fig. 1 and Fig. 2, luminescence component 3 comprises reflector 31 and led light source 32, and reflector 31 is arranged at perforate 23 places on the bearing panel 22, and led light source 32 is arranged in the reflector 31.
Referring to Fig. 1, be provided with first gap 6 between radiating piece 5 and the lampshade loam cake 1, both helped heat radiation, can make the part air between the radiator shutter 51 of herring-bone form, form convection current again.
Be provided with second gap 7 between reflector 31 and the aluminium base 4, helping near led light source 32 hot-airs can the very first time and extraneous air heat-shift.
Two long limits are provided with two third spaces 8 about the junction of bearing panel 22 and lower cover 21, and the air that helps the lampshade below enters lampshade inside, with the hot-air heat-shift of lampshade inside.
More than show and described basic principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present utility model; the utility model also has various changes and modifications under the prerequisite that does not break away from the utility model spirit and scope, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.

Claims (10)

1. high power LED desk lamp, comprise lampshade loam cake, luminescence component and lampshade lower cover, the lampshade loam cake connects the lampshade lower cover, luminescence component is arranged at the lampshade loam cake and is connected with the lampshade lower cover in the formed central cavity in back, it is characterized in that: also be provided with radiating piece between described luminescence component and the lampshade loam cake, be connected by an aluminium base between radiating piece and the luminescence component.
2. according to the described a kind of high power LED desk lamp of claim 1, it is characterized in that: described radiating piece is a herring-bone form, comprises a base plate, the radiator shutter that axillare and a plurality of and middle axillare intersect vertically in.
3. according to the described a kind of high power LED desk lamp of claim 1, it is characterized in that: described lampshade lower cover comprises lower cover and bearing panel, and described bearing panel is provided with perforate.
4. according to claim 1 or 3 described a kind of high power LED desk lamps, it is characterized in that: described luminescence component comprises reflector and led light source, and described reflector is arranged at the tapping of the bearing panel of described lampshade lower cover, and led light source is arranged in the reflector.
5. according to claim 1 or 2 described a kind of high power LED desk lamps, it is characterized in that: be provided with the gap between described radiating piece and the lampshade loam cake.
6. according to claim 1 or 4 described a kind of high power LED desk lamps, it is characterized in that: be provided with the gap between described reflector and the aluminium base.
7. according to the described a kind of high power LED desk lamp of claim 3, it is characterized in that: the junction between the lower cover of the bearing panel of described lampshade lower cover and lampshade lower cover is provided with the gap.
8. according to the described a kind of high power LED desk lamp of claim 1, it is characterized in that: be connected by screw between described lampshade loam cake and the lampshade lower cover.
9. according to the described a kind of high power LED desk lamp of claim 1, it is characterized in that: be connected by button bit between described lampshade loam cake and the lampshade lower cover.
10. according to the described a kind of high power LED desk lamp of claim 1, it is characterized in that: cover on the described lampshade and be provided with a plurality of openings that are used to dispel the heat.
CN2009202095617U 2009-09-11 2009-09-11 High-power LED desk lamp Expired - Lifetime CN201513786U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009202095617U CN201513786U (en) 2009-09-11 2009-09-11 High-power LED desk lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009202095617U CN201513786U (en) 2009-09-11 2009-09-11 High-power LED desk lamp

Publications (1)

Publication Number Publication Date
CN201513786U true CN201513786U (en) 2010-06-23

Family

ID=42485196

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009202095617U Expired - Lifetime CN201513786U (en) 2009-09-11 2009-09-11 High-power LED desk lamp

Country Status (1)

Country Link
CN (1) CN201513786U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102261591A (en) * 2011-08-10 2011-11-30 戴培钧 Light emitting diode (LED) lamp capable of emitting light reversely
WO2014194644A1 (en) * 2013-06-07 2014-12-11 Chen Qi Multimode illumination desk lamp
CN107701972A (en) * 2017-10-23 2018-02-16 苏州尤伦斯照明科技有限公司 A kind of adjustable inductive desk lamp of brightness
CN108474386A (en) * 2016-01-21 2018-08-31 松下知识产权经营株式会社 Ceiling fan
WO2020019129A1 (en) * 2018-07-23 2020-01-30 深圳市莱德利照明科技有限公司 Table lamp

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102261591A (en) * 2011-08-10 2011-11-30 戴培钧 Light emitting diode (LED) lamp capable of emitting light reversely
WO2014194644A1 (en) * 2013-06-07 2014-12-11 Chen Qi Multimode illumination desk lamp
CN108474386A (en) * 2016-01-21 2018-08-31 松下知识产权经营株式会社 Ceiling fan
CN108474386B (en) * 2016-01-21 2020-12-15 松下知识产权经营株式会社 Ceiling fan
CN107701972A (en) * 2017-10-23 2018-02-16 苏州尤伦斯照明科技有限公司 A kind of adjustable inductive desk lamp of brightness
WO2020019129A1 (en) * 2018-07-23 2020-01-30 深圳市莱德利照明科技有限公司 Table lamp

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CP01 Change in the name or title of a patent holder

Address after: 201201 Shanghai East Road, Pudong New Area, No. 6111, room 1, building 411

Patentee after: OPPLE Lighting Co., Ltd.

Address before: 201201 Shanghai East Road, Pudong New Area, No. 6111, room 1, building 411

Patentee before: Opple Lighting Co., Ltd.

C56 Change in the name or address of the patentee
CX01 Expiry of patent term

Granted publication date: 20100623

CX01 Expiry of patent term