CN201190976Y - Led lamp and heat radiation model set thereof with heat convection and thermal conduction - Google Patents
Led lamp and heat radiation model set thereof with heat convection and thermal conduction Download PDFInfo
- Publication number
- CN201190976Y CN201190976Y CNU2008200076231U CN200820007623U CN201190976Y CN 201190976 Y CN201190976 Y CN 201190976Y CN U2008200076231 U CNU2008200076231 U CN U2008200076231U CN 200820007623 U CN200820007623 U CN 200820007623U CN 201190976 Y CN201190976 Y CN 201190976Y
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- CN
- China
- Prior art keywords
- light source
- outer opening
- lamp
- cover plate
- heat
- 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
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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
- F21V29/83—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
- 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
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/507—Cooling arrangements characterised by the adaptation for cooling of specific components of means for protecting lighting devices from damage, e.g. housings
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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]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model relates to a light emitting diode lamp with heat convection and heat conduction and a heat radiation module group thereof, wherein the heat radiation module group comprises a lamp body provided with a plurality of arrangement holes ad a light source plane cover plate at one end of the lamp body, the light source plane cover plate comprises a plurality of through holes penetrated by light emitting diodes and an outer opening, the outer opening is extended with a metal heat outlet tube into the lamp body. when the light emitting tube illuminates and increase around temperature, the hot air at the outer opening has low density and generates a pressure on the cold air of high density in the inner opening at the another end of the heat outlet tube, to continuously flow hot air into the lamp body via the heat outlet tube, to enter into lamp body and be discharged by the outlets. The utility model adopts a metal heat outlet tube to improve heat conduction and generate heat convection to provide good heat radiation effect.
Description
Technical field
The utility model relates in particular to a kind of led lamp and heat radiation module thereof that utilizes thermal convection current and heat exchange pattern quick heat radiating relevant for a kind of led lamp.
Background technology
(Light Emitting Diode LED), is a kind of semiconductor element to light emitting diode.Be usually used in purposes such as indicator lamp, display board; And, also be used as lighting use along with the appearance of white light emitting diode, and having the efficient height, the life-span is long, not the incomparable advantage of conventional light source such as cracky.
Led lamp can produce heat energy equally when luminous, general led lamp is for asking heat radiation, utilize the radiating fin of metal system (as aluminium) to increase the heat conducting surface area of light fixture mostly, but because in the heat radiation process, be still the air of high heat around the radiating fin, the air deficiency convection current makes the radiating effect of radiating fin have a greatly reduced quality, so the radiating mode of led lamp has improved necessity in fact.
The utility model content
Because the mentioned shortcoming of prior art, the purpose of this utility model is to provide a kind of heat radiation module of led lamp, reaches radiating effect fast to utilize thermal convection current and heat exchange pattern.
Another purpose of the present utility model is to provide a kind of led lamp, and application of aforementioned heat radiation module reaches and has thermal convection current and heat conducting radiating effect concurrently.
The purpose of this utility model is achieved in that a kind of heat radiation module that has thermal convection current and heat conducting led lamp concurrently, and this heat radiation module comprises: a lamp housing, and its surface is formed with a plurality of rounds; One surface of light source cover plate is located at an end of aforementioned lamp housing, and the surface is formed with a plurality of perforation and outer openings that penetrate for LED sources, and the past lamp housing inside of this outer opening is extended with a metal fever comb.
The purpose of this utility model also can be achieved like this, a kind of thermal convection current and heat conducting led lamp of having concurrently, and this light fixture comprises:
One lamp housing has an openend and a bottom, and its surface penetrates and is formed with a plurality of rounds;
One surface of light source cover plate is made of metal, and the openend of this lamp housing is located in its inboard towards lamp housing, and the surface of this surface of light source cover plate forms a plurality of perforation and an outer opening, and this outer opening is extended with a metal fever comb toward lamp housing inside;
One light emitting diode support plate is located at this enclosure interior and is positioned at surface of light source cover plate inboard, and the external-open interruption-forming of its corresponding light source surface cover has a hole that supplies the aforementioned hot comb to pass;
A plurality of light emitting diodes are located at also each perforation of corresponding light source surface cover on this light emitting diode support plate;
One lamp socket is located at this lamp housing bottom.
From the above mentioned, when light emitting diode when the surface of light source cover plate is luminous, can make near the air themperature the surface of light source cover plate rise, and hot-air has less density compared with cold air, therefore the cold air at hot type pipe inner opening can cause a negative pressure with respect to the hot-air of outer opening, be so-called stack effect (Stack effect), make gas constantly flow into the hot type pipe and enter in the lamp housing from the outer opening part of aforementioned hot type pipe, and then the round of process lamp housing is expelled in the atmosphere in the lamp housing outside, moreover, because of the hot type pipe is that metal is made, its heat conduction fast also can be strengthened radiating effect.
Description of drawings
Fig. 1: the exploded view of led lamp one preferred embodiment of the present utility model.
Fig. 2: Fig. 1 combination stereogram.
The cutaway view of Fig. 3: Fig. 2.
Fig. 4: the exploded view of another preferred embodiment of the utility model led lamp.
Fig. 5: Fig. 4 combination stereogram.
The cutaway view of Fig. 6: Fig. 5.
Drawing reference numeral:
10 lamp housings, 20 surface of light source cover plates
21 perforation, 22 hot type pipes
221 outer opening 222 inner openings
30 light emitting diode support plates, 31 holes
40 light emitting diodes, 41 lens
50 lamp socket 50b lamp sockets
51 hosels, 60 inner caps
611 outer opening 612 inner openings
70 power supply units, 71 conductive shields
80 prefocus cups, 81 shells
The specific embodiment
Please refer to Fig. 1, Fig. 2 and shown in Figure 3, is led lamp one preferred embodiment of the present utility model, comprises:
One lamp housing 10, this lamp housing 10 is for metal system and be bowl-shape have an openend and a bottom in the present embodiment, and its surface penetrates and is formed with a plurality of rounds 11, and except that bowl-shape, this lamp housing also can be other shape;
One surface of light source cover plate 20, the inboard openend of being located at this lamp housing 10 towards lamp housing 10, these surface of light source cover plate 20 surfaces form a plurality of perforation 21 and an outer opening 221, in the present embodiment, should be formed at middle position by outer opening 221, should be extended with a metal fever comb 22 toward lamp housing 10 inside by outer opening 221, the end in addition that this hot type pipe 22 is positioned at lamp housing 10 inside is an inner opening 222;
One light emitting diode support plate 30 is located at these housing 10 inside and is positioned at surface of light source cover plate 20 inboards, and the outer opening 221 of its corresponding light source surface cover 20 is formed with a hole 31 and passes for aforementioned hot comb 22;
A plurality of light emitting diodes 40, be located on this light emitting diode support plate 30 and corresponding light source surface cover 20 respectively bore a hole 21;
A plurality of lens 41, cover on each light emitting diode 40 and corresponding pierce into surface of light source cover plate 20 respectively bore a hole 21;
One lamp socket 50 is located at the bottom of this lamp housing 10;
One control module 51 is placed through on this lamp socket 50 and a pair of hosel 510 is arranged for being electrically connected an external power source.
Further comprise an inner cap 60 in the present embodiment, be located at surface of light source cover plate 20 medial extremitys and establish this light emitting diode support plate 30 with surface of light source cover plate 20 common folders, it has an outer opening 611, corresponding light source surface cover 20 outer openings 221, should be extended with one second hot type pipe 61 toward lamp housing 10 inside by outer opening 611, in order to add the effect of strong production thermal convection current, the end in addition that this second hot type pipe 61 is positioned at lamp housing 10 inside is an inner opening 612.
By the basic principle of stack effect as can be known, end temperature height when a pipe structure, its atmospheric density is little, and hold relative temperature lower and atmospheric density is bigger in addition, can make between the two ends to produce a pressure relatively, force hot-air to have directionality ground to flow to the bigger end in addition of atmospheric density from body inside, thereby quicken cross-ventilation and reach radiating effect, when being applied to led lamp, the nondirectional naturally thermal convection current effect of comparable existing led lamp is preferable; Moreover, can make lamp housing, surface of light source cover plate and the hot type pipe thereof of led lamp make with the good metal of thermal conduction effect, as aluminium, the thermal convection current that its heat conduction cooperates the hot type pipe to be produced again can make the whole led lamp process of heating promptly reach balance in the shortest time.
Please refer to Fig. 4, Fig. 5 and shown in Figure 6, it is another preferred embodiment of the utility model, the different elements that are connected with external power source in this led lamp that are in previous embodiment comprise the metallic conduction cover 71 that the power supply unit 70 and of being located at lamp socket 50b one side is located at other side of lamp socket 50b, these conductive shield 71 surfaces form the helical form burr and electrically connect via this lamp socket 50b and this power supply unit 70, and this conductive shield 71 can connect an external power source and drive light emitting diode 40 by power supply unit 70; Moreover, further being covered with a prefocus cup 80 on the light emitting diode 40 of present embodiment to concentrate light source, these prefocus cup 80 outsides can be provided with a shell 81 again.
In sum, the utility model mainly penetrates in a lamp housing surface and forms a plurality of rounds, and outside a surface of light source lid surface of being located at lamp housing one end forms a plurality of perforation and that penetrate for LED sources opening, opening is extended with a metal fever comb toward lamp housing inside outside this, and this hot type pipe end in addition is an inner opening; When lumination of light emitting diode raises the outer opening ambient air temperature of surface of light source cover plate, because of hot-air density less, and other air themperature of end opening of metal fever comb is lower, so density is bigger, thereby produce one relatively and make hot-air continue to flow to the pressure of inner opening, hot-air is discharged outside the lamp housing from round after flowing out inner opening again, so, the utility model produces thermal convection current by its hot type pipe great heat radiation effect is provided, moreover, because of the hot type pipe is that metal is made, its heat conduction fast also can be strengthened radiating effect.
Claims (8)
1. heat radiation module that has thermal convection current and heat conducting led lamp concurrently is characterized in that this heat radiation module comprises:
One lamp housing, its surface is formed with a plurality of rounds;
One surface of light source cover plate is located at an end of aforementioned lamp housing, and the surface is formed with a plurality of perforation and outer openings that penetrate for LED sources, and the past lamp housing inside of this outer opening is extended with a metal fever comb.
2. the heat radiation module that has thermal convection current and heat conducting led lamp concurrently as claimed in claim 1 is characterized in that: this hot type pipe is an aluminum.
3. the heat radiation module that has thermal convection current and heat conducting led lamp concurrently as claimed in claim 1 or 2, it is characterized in that: this heat radiation module also comprises an inner cap, be covered on surface of light source cover plate medial extremity and have an outer opening in being somebody's turn to do, the outer opening of this outer opening corresponding light source surface cover and past lamp housing inside are extended with one second hot type pipe.
4. one kind has thermal convection current and heat conducting led lamp concurrently, it is characterized in that this light fixture comprises:
One lamp housing has an openend and a bottom, and its surface penetrates and is formed with a plurality of rounds;
One surface of light source cover plate is made of metal, and the openend of this lamp housing is located in its inboard towards lamp housing, and the surface of this surface of light source cover plate forms a plurality of perforation and an outer opening, and this outer opening is extended with a metal fever comb toward lamp housing inside;
One light emitting diode support plate is located at this enclosure interior and is positioned at surface of light source cover plate inboard, and the external-open interruption-forming of its corresponding light source surface cover has a hole that supplies the aforementioned hot comb to pass;
A plurality of light emitting diodes are located at also each perforation of corresponding light source surface cover on this light emitting diode support plate;
One lamp socket is located at this lamp housing bottom.
5. thermal convection current and the heat conducting led lamp of having concurrently as claimed in claim 4, it is characterized in that: this light fixture also comprises a plurality of lens, and it covers on each light emitting diode and corresponding each perforation of piercing into the surface of light source cover plate.
6. thermal convection current and the heat conducting led lamp of having concurrently as claimed in claim 4 is characterized in that: a control module is set in this lamp socket, and this control module has the hosel that a pair of power supply connects an external power source.
7. thermal convection current and the heat conducting led lamp of having concurrently as claimed in claim 4, it is characterized in that: this lamp socket one side is provided with a power supply unit, the side spiral shell is provided with a conductive shield in addition, this conductive shield surface forms the helical form burr and electrically connects via this lamp socket and described power supply unit, and this conductive shield connects an external power source and drives lumination of light emitting diode by power supply unit.
8. as each described thermal convection current and heat conducting led lamp of having concurrently of claim 4 to 7, it is characterized in that: this light fixture also comprises an inner cap, it is located at surface of light source cover plate inboard and establishes described light emitting diode support plate with the common folder of surface of light source cover plate, described inner cap has an outer opening, and the outer opening of this outer opening corresponding light source surface cover and past lamp housing inside are extended with one second hot type pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200076231U CN201190976Y (en) | 2008-03-31 | 2008-03-31 | Led lamp and heat radiation model set thereof with heat convection and thermal conduction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200076231U CN201190976Y (en) | 2008-03-31 | 2008-03-31 | Led lamp and heat radiation model set thereof with heat convection and thermal conduction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201190976Y true CN201190976Y (en) | 2009-02-04 |
Family
ID=40335138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200076231U Expired - Fee Related CN201190976Y (en) | 2008-03-31 | 2008-03-31 | Led lamp and heat radiation model set thereof with heat convection and thermal conduction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201190976Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101551094A (en) * | 2008-03-31 | 2009-10-07 | 强茂股份有限公司 | Light emitting diode lamp with functions of heat convection and heat conduction and heat radiation module thereof |
| WO2012007403A1 (en) * | 2010-07-13 | 2012-01-19 | Osram Gesellschaft mit beschränkter Haftung | Heat sink for a semiconductor lamp and semiconductor lamp |
| CN103299128A (en) * | 2010-12-20 | 2013-09-11 | 特里多尼克詹纳斯多尔夫有限公司 | Cooling system and method for electronic components |
| WO2015015145A1 (en) * | 2013-08-01 | 2015-02-05 | Scolmore International Limited | Light fitting |
-
2008
- 2008-03-31 CN CNU2008200076231U patent/CN201190976Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101551094A (en) * | 2008-03-31 | 2009-10-07 | 强茂股份有限公司 | Light emitting diode lamp with functions of heat convection and heat conduction and heat radiation module thereof |
| CN101551094B (en) * | 2008-03-31 | 2012-08-29 | 强茂股份有限公司 | Light emitting diode lamp with functions of heat convection and heat conduction and heat radiation module thereof |
| WO2012007403A1 (en) * | 2010-07-13 | 2012-01-19 | Osram Gesellschaft mit beschränkter Haftung | Heat sink for a semiconductor lamp and semiconductor lamp |
| CN103299128A (en) * | 2010-12-20 | 2013-09-11 | 特里多尼克詹纳斯多尔夫有限公司 | Cooling system and method for electronic components |
| CN103299128B (en) * | 2010-12-20 | 2016-08-10 | 特里多尼克詹纳斯多尔夫有限公司 | Cooling system and method for electronic component |
| WO2015015145A1 (en) * | 2013-08-01 | 2015-02-05 | Scolmore International Limited | Light fitting |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090204 Termination date: 20130331 |