CN101334151A - LED lamp - Google Patents
LED lamp Download PDFInfo
- Publication number
- CN101334151A CN101334151A CNA2007100762664A CN200710076266A CN101334151A CN 101334151 A CN101334151 A CN 101334151A CN A2007100762664 A CNA2007100762664 A CN A2007100762664A CN 200710076266 A CN200710076266 A CN 200710076266A CN 101334151 A CN101334151 A CN 101334151A
- Authority
- CN
- China
- Prior art keywords
- radiator
- led lamp
- light emitting
- emitting diode
- fin
- 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.)
- Granted
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/77—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section
- F21V29/777—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section the planes containing the fins or blades having directions perpendicular to the light emitting axis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/51—Cooling arrangements using condensation or evaporation of a fluid, e.g. heat pipes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2107/00—Light sources with three-dimensionally disposed light-generating elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Abstract
The utility model relates to a light emitting diode lamp, which comprises a columnar radiator, a base body arranged at the lower part of the radiator and a plurality of light emitting diode die sets which are arranged around the outer wall of the radiator, wherein, the radiator is provided with a vertically penetrated vent, the base body is provided with a plurality of air holes, and a plurality of heat pipes are combined to the radiator. Compared with the prior art, the light emitting diode lamp of the invention adopts the structure that the heat pipes are combined to the radiator, thereby quickly transferring the heat produced by the radiator to the entire radiator, preventing the heat from being accumulated, and improving the heat elimination efficiency of the radiator; besides, because the light emitting diode die sets are arranged around the outer wall of the radiator, the light rays can be radiated toward the circumference of the lamp, and better illuminating effect is achieved.
Description
Technical field
The present invention relates to a kind of led lamp, be meant a kind of led lamp especially with heat abstractor.
Background technology
Light emitting diode is applied in the middle of the every field more and more as a kind of light emitting source efficiently.But, can produce a large amount of heats during light emitting diode work, if these heats can not get distributing timely, make light emitting diode produce superheating phenomenon easily, and then cause its luminous efficiency to descend.
Traditional led lamp comprises tabular radiator and some light emitting diodes that is installed on radiator one side.These light emitting diodes are arranged on some straight lines equably.When light emitting diode was lighted, the heat of its generation was distributed in the middle of the ambient air via radiator.
But in order to obtain a higher luminous intensity, these light emitting diodes are arranged at a less zone by the concentrated area, thereby cause the heat skewness on the radiator, cause the accumulation of heat, made it can not carry out heat exchange effectively, and then influenced the radiating efficiency of radiator; And because these light emitting diodes are positioned at the homonymy of radiator, the light that it sent can only go out from this side direction external radiation of radiator, and lighting angle is limited, can not illuminate light fixture simultaneously all around, and illuminating effect is not good.
Summary of the invention
In view of this, be necessary to provide the led lamp that a kind of radiating efficiency is higher and illuminating effect is preferable.
A kind of led lamp, it comprises that the radiator, of a column is installed on pedestal and some light emitting diode module that is located in the radiator outer wall of radiator bottom, described radiator has the port that runs through up and down, described pedestal offers some passages, and some heat pipes are bonded to radiator.
Compared with prior art, led lamp of the present invention has some heat pipes and is incorporated into radiator, the heat of its generation promptly can be transferred to entire radiator, thereby avoid the accumulation of heat, and then improve the radiating efficiency of radiator; And, light radiation around light fixture can be reached a preferable illuminating effect because light emitting diode module is provided with around the radiator outer wall.
With reference to the accompanying drawings, the invention will be further described in conjunction with specific embodiments.
Description of drawings
Fig. 1 is the three-dimensional assembly diagram of led lamp of the present invention.
Fig. 2 is the three-dimensional exploded view of Fig. 1.
Fig. 3 is the stereo amplification figure of radiator among Fig. 2.
Fig. 4 is that the air-flow of Fig. 1 moves towards figure.
The specific embodiment
As shown in Figure 1, led lamp of the present invention comprise a pedestal (figure mark), be fixed in the radiator 30 of pedestal top, some light emitting diode module 50 that is installed on radiator 30 outsides and some be attached at radiator 30 inboard and with the corresponding heat pipe 40 in light emitting diode module 50 positions.
See also Fig. 2, above-mentioned pedestal comprises a lid 20 and a crown top of burner 10 that matches with lid 20, and the described crown top of burner 10 comprises that the auxiliary section 12 of an annular reaches by the extended downward vertically spiro union portion 14 in 12 bottoms, auxiliary section.The inwall of described auxiliary section 12 inwardly extend horizontally away a circular fold 16, and this flanging 16 is contained in lid 20 corresponding parts wherein jointly with auxiliary section 12 inwalls.Described flanging 16 surrounds the through hole 18 of a circle, supplies the lead (figure does not show) of light emitting diode module 50 to pass.Described spiro union portion 14 outer walls are provided with some screw threads, are used for matching with corresponding lamp socket (figure does not show) and led lamp being fixed.
Above-mentioned lid 20 is made by insulating materials, and it is used to connect the crown top of burner 10 and radiator 30.This lid 20 comprises that one roughly is bowl-shape body 22 and by these body 22 bottom vertical extended annular wall 24 downwards.The outside of described annular wall 24 contacts with the inboard of the crown top of burner 10 auxiliary sections 12, and its base abuts is in the flanging 16 of the crown top of burner 10, thereby lid 20 is combined with the crown top of burner 10.Described body 22 bottoms offer an opening 26 that runs through annular wall 24, pass for the lead of light emitting diode module 50.The projection 28 of three arcs equally spaced is formed at body 22 inwalls, and is positioned at lid 20 openings 26 places.Body 22 upper surfaces of described protruding 28 upper surface and lid 20 flush, and wherein each projection 28 all offers a fixing hole 280 perpendicular to its upper surface.Described each fixing hole 280 runs through body 22 sidewalls, and its aperture wears for screw rod spare (figure does not show) by increasing gradually under last.Some oval-shaped passages 220 are opened in the top of body 22 sidewalls equably, and these passages 220 lay respectively between three projectioies 28, and air feed stream passes through.
As shown in Figure 3, above-mentioned radiator 30 is made by the preferable metal material of thermal conductivity, and it is fixed in the top of described lid 20.This radiator 30 comprises the positive hexagonal prism (figure is mark not) of a hollow, and it has the circular port 306 that six identical rectangle outer walls 300 and run through bottom surface on it.Described port 306 is opened in prism middle part, and it extends axially and be connected with the opening 26 of lid 20 along prism, thereby forms the inwall 302 of prism.Described inwall 302 is along the prism groove 308 that axially to offer some parallel cross sections equably be arc, for embedding heat pipe 40.Radiator 30 lower horizontal extend outward an annular substrates 32, and described port 306 runs through this substrate 32 middle parts, thereby forms a gas channel.Described substrate 32 bottom surfaces contact with the insulation of lid 20 upper surfaces.Rectangle first fin 34 that six grades are big vertically stretches out from the junction of the adjacent outer wall 300 of prism, and described first fin 34 tops flush with radiator 30 tops, and the bottom then is located in substrate 32 upper surfaces.Wherein each first fin 34 is all along prism outer wall 300 longitudinal extensions, and is positioned at the junction of two adjacent outer walls 300, thereby is distributed in radiator 30 outsides equably.Described first fin 34 surrounds six zones in radiator 30 outsides jointly with respective external wall 300.Described substrate 32 upper surfaces protrude three fixed legs 38 vertically upward, and these fixed legs 38 are distributed in the regional and corresponding one by one with the projection 28 of lid 20 of three mutual intervals respectively.Each fixed leg 38 upper surface all offers a through hole 380, and its through hole 280 with lid 20 projectioies 28 is connected, and wears for screw rod spare, and then radiator 30 is fixed on the lid 20.The second less fin 36 of some areas vertically is vertically formed in substrate 32 upper surfaces along prism outer wall 300, described second fin 36 spaces are arranged at other three zones that replace mutually with above-mentioned three zones, and the wherein per two second adjacent fins 36 are in the same area.The both sides of per two adjacent second fins 36 and fixed leg 38 all offer two through holes 320, and described two through holes 320 are positioned at the same area, and run through substrate 32 up and down, supply the lead of light emitting diode module 50 to pass.The height of described second fin 36 and fixed leg 38 is quite and all less than the height of first fin 34, and it inboardly combines with radiator 30 outer walls 300, and the distance to radiator 30 centers outside it equates with substrate 32 external diameters.
Again as shown in Figure 2, described light emitting diode module 50 is fixed in radiator 30 outer walls 300, and each light emitting diode module 50 includes circuit board 52 and some light emitting diodes 54 that evenly is fixed in circuit board 52 1 sides of a rectangle.Described light emitting diode 54 is positioned at the same straight line that extends along circuit board 52 length directions, thereby the heat of its generation is conducted to circuit board 52 equably.A relative side thermal conductance of each circuit board 52 is incorporated into radiator 30 outer walls 300, makes each light emitting diode module 50 all be positioned at corresponding zone.Described light emitting diode module 50 is axially fixed at fixed leg 38 tops along radiator 30, its lead passes the through hole 320,26,18 of radiator 30, lid 20 and the crown top of burner 10 successively, thus with heat pipe 40, radiator 30, the crown top of burner 10, and lid 20 together constitute above-mentioned led lamp.
Described heat pipe 40 embeds in radiator 30 corresponding grooves 308 in parallel to each other, and it axially is distributed in radiator 30 inwalls 302 equably along radiator 30, is disseminated to entire radiator 30 equably with the heat that light emitting diode module 50 is produced.
As shown in Figure 4, when using this led lamp, after light emitting diode 54 energisings, the heat of its generation conducts to radiator 30 tops via circuit board 52.Because heat pipe 40 is attached at radiator 30 inwalls 302 accordingly, it transfers to entire radiator 30 apace with heat, thereby has avoided the accumulation of heat.Part heat flow in the middle of radiator 30 ambient airs via first fin and second fin 34,36 and 38 pairs of fixed legs.Remaining heat transfers to the air that is arranged in radiator 30 inside via radiator 30 inwalls 302 and heat pipe 40, expand into the less hot-air of density after this part absorption of air heat, it passes and rises on the top of radiator 30 ports 306 and leave radiator 30; The air that be positioned at radiator 30 bottoms this moment passes the passage 220 of lid 20 and the bottom of radiator 30 ports 306 moves up, and enters radiator 30 inside; This part absorption of air heat is transformed into hot-air once again afterwards, thereby realizes cross-ventilation constantly, constantly removes the heat of led lamp.
In sum, led lamp of the present invention has some heat pipes 40 and is attached at radiator 30 inwalls 302, the position of described heat pipe 40 is corresponding mutually with the position of light emitting diode module 50, the heat of its generation promptly can be transferred to entire radiator 30, thereby avoided the accumulation of heat, and then improved the radiating efficiency of radiator 30; And, light radiation around light fixture can be reached a preferable illuminating effect because light emitting diode module 50 is provided with around radiator 30 outer walls 300.
Claims (15)
1. led lamp, it is characterized in that: it comprises that the radiator, of a column is installed on pedestal and some light emitting diode module that is located in the radiator outer wall of radiator bottom, described radiator has the port that runs through up and down, described pedestal offers some passages, and some heat pipes are bonded to radiator.
2. led lamp as claimed in claim 1 is characterized in that: described radiator comprises some outer walls, and described light emitting diode module is fixed on the respective external wall.
3. led lamp as claimed in claim 2 is characterized in that: described radiator comprises a prism, and this prism has six outer walls for the light emitting diode module contact.
4. led lamp as claimed in claim 2 is characterized in that: the inwall of described radiator offers the groove of the above-mentioned heat pipe of some embeddings, and above-mentioned light emitting diode module and heat pipe are oppositely arranged.
5. led lamp as claimed in claim 2 is characterized in that: an annular substrates is outwards formed at described radiator bottom, and this substrate bottom surface contacts with pedestal.
6. led lamp as claimed in claim 5 is characterized in that: some first fins are formed at the junction of the adjacent outer wall of described radiator.
7. led lamp as claimed in claim 6 is characterized in that: described first fin and outer wall form several regions jointly, and above-mentioned light emitting diode module is arranged in the described zone respectively accordingly.
8. led lamp as claimed in claim 7 is characterized in that: described upper surface of substrate extends upward some second fins and fixed leg, and described second fin and fixed leg alternately combine with the radiator respective external wall mutually.
9. led lamp as claimed in claim 8 is characterized in that: at least two second fins are arranged in an above-mentioned the same area, and at least one fixed leg is arranged in another adjacent zone.
10. led lamp as claimed in claim 8, it is characterized in that: the top of described first fin flushes with the top of radiator, the height of described second fin and fixed leg is less than the height of first fin, and described light emitting diode module is positioned at described fixed leg top.
11. led lamp as claimed in claim 8 is characterized in that: described first and second fins extend along the longitudinally of radiator outer wall.
12. as each described led lamp of claim 8 to 11, it is characterized in that: described upper surface of substrate is also offered some through holes, these through holes are arranged at the second interior fin of each zone and the both sides of fixed leg respectively.
13. led lamp as claimed in claim 5 is characterized in that: described pedestal comprises a lid and a crown top of burner that cooperates with lid, and the top of described lid contacts with the substrate bottom surface.
14. led lamp as claimed in claim 13 is characterized in that: described lid comprises a bowl-shape body, and above-mentioned passage is opened in this body sidewall, and an opening that is communicated with above-mentioned radiator through hole is offered in described body bottom.
15. led lamp as claimed in claim 14 is characterized in that: described lid comprises also that from inner body wall to projecting inward some projectioies, above-mentioned passage is arranged between the described projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100762664A CN101334151B (en) | 2007-06-29 | 2007-06-29 | LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100762664A CN101334151B (en) | 2007-06-29 | 2007-06-29 | LED lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101334151A true CN101334151A (en) | 2008-12-31 |
| CN101334151B CN101334151B (en) | 2010-12-29 |
Family
ID=40196924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100762664A Expired - Fee Related CN101334151B (en) | 2007-06-29 | 2007-06-29 | LED lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101334151B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101776226A (en) * | 2010-02-10 | 2010-07-14 | 海南世银能源科技有限公司 | Liquid cooling type LED lamp |
| CN102147057A (en) * | 2010-02-06 | 2011-08-10 | 顾仁法 | LED double-channel heat radiation lamp |
| CN102374403A (en) * | 2010-08-23 | 2012-03-14 | 周素樱 | Novel light-emitting diode (LED) lamp |
| EP2541138A1 (en) * | 2010-02-25 | 2013-01-02 | Icepipe Corporation | Led lighting apparatus |
| CN103727504A (en) * | 2013-12-19 | 2014-04-16 | 深圳市超频三科技有限公司 | LED lamp and radiating component |
| CN105909994A (en) * | 2011-07-08 | 2016-08-31 | Lg伊诺特有限公司 | Lighting device |
| CN106568002A (en) * | 2009-05-28 | 2017-04-19 | 皇家飞利浦电子股份有限公司 | Illumination device with an envelope enclosing a light source |
| CN106838657A (en) * | 2010-03-03 | 2017-06-13 | 皇家飞利浦电子股份有限公司 | Electric light with the reflector for shifting the heat from light source |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2497429Y (en) * | 2001-09-10 | 2002-06-26 | 简永琳 | Chargeable lighting bulb at power failure |
| US6573536B1 (en) * | 2002-05-29 | 2003-06-03 | Optolum, Inc. | Light emitting diode light source |
| CN2851822Y (en) * | 2005-11-08 | 2006-12-27 | 光碁科技股份有限公司 | High-radiation upright LED bulb capable of illuminating in 360 degree |
| CN2913841Y (en) * | 2006-04-26 | 2007-06-20 | 梁汉辉 | LED lamp-socket |
| CN201206809Y (en) * | 2008-05-23 | 2009-03-11 | 富准精密工业(深圳)有限公司 | LED lamp |
-
2007
- 2007-06-29 CN CN2007100762664A patent/CN101334151B/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106568002A (en) * | 2009-05-28 | 2017-04-19 | 皇家飞利浦电子股份有限公司 | Illumination device with an envelope enclosing a light source |
| CN102147057A (en) * | 2010-02-06 | 2011-08-10 | 顾仁法 | LED double-channel heat radiation lamp |
| CN102147057B (en) * | 2010-02-06 | 2014-06-04 | 顾仁法 | LED double-channel heat radiation lamp |
| CN101776226A (en) * | 2010-02-10 | 2010-07-14 | 海南世银能源科技有限公司 | Liquid cooling type LED lamp |
| EP2541138A1 (en) * | 2010-02-25 | 2013-01-02 | Icepipe Corporation | Led lighting apparatus |
| EP2541138A4 (en) * | 2010-02-25 | 2013-12-18 | Icepipe Corp | Led lighting apparatus |
| US8733975B2 (en) | 2010-02-25 | 2014-05-27 | Icepipe Corporation | LED lighting apparatus |
| CN106838657A (en) * | 2010-03-03 | 2017-06-13 | 皇家飞利浦电子股份有限公司 | Electric light with the reflector for shifting the heat from light source |
| CN102374403A (en) * | 2010-08-23 | 2012-03-14 | 周素樱 | Novel light-emitting diode (LED) lamp |
| CN105909994A (en) * | 2011-07-08 | 2016-08-31 | Lg伊诺特有限公司 | Lighting device |
| CN105909994B (en) * | 2011-07-08 | 2019-07-19 | Lg伊诺特有限公司 | Illuminating device |
| CN103727504A (en) * | 2013-12-19 | 2014-04-16 | 深圳市超频三科技有限公司 | LED lamp and radiating component |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101334151B (en) | 2010-12-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101229 Termination date: 20160629 |