CN201215303Y - Radiating module of high heat radiation LED lamp - Google Patents
Radiating module of high heat radiation LED lamp Download PDFInfo
- Publication number
- CN201215303Y CN201215303Y CNU2008201026418U CN200820102641U CN201215303Y CN 201215303 Y CN201215303 Y CN 201215303Y CN U2008201026418 U CNU2008201026418 U CN U2008201026418U CN 200820102641 U CN200820102641 U CN 200820102641U CN 201215303 Y CN201215303 Y CN 201215303Y
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- CN
- China
- Prior art keywords
- cooling base
- light emitting
- emitting diode
- radiating
- circuit board
- 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
Links
- 230000005855 radiation Effects 0.000 title claims description 9
- 230000000694 effects Effects 0.000 claims abstract description 13
- 238000001816 cooling Methods 0.000 claims description 62
- 241000533950 Leucojum Species 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Images
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- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model relates to a highly heat-dissipating thermal module for a light emitting diode, which comprises a light emitting diode, a highly heat-dissipating radiating base for disposing the light emitting diode and a circuit board. Wiring pins of the light emitting diode is conductively connected with a circuit board wiring circuit. The highly heat-dissipating thermal module is characterized in that a containing groove for embedding the circuit board is arranged on a mounting face of the radiating base in a concave way, a radiating pin is assembled to the middle portion of the bottom of the light emitting diode, the light emitting diode is fixedly connected to the mounting face of the radiating base through the radiating pin of the light emitting diode in a thermal conduction way, and a plurality of air convection passages which are mutually arranged in parallel and are perpendicular or parallel to the mounting face of the light emitting diode for generating wind tunnel effect are arranged on the radiating base. The light emitting diode is fixedly connected to the radiating base which is provided with the air convection passages through the radiating pin at the bottom, and high heat generated by lamps is quickly transmitted from the air convection passages of the radiating base to the inner and outer radiating faces of the radiating base for heat exchange, thereby speeding up removal of the high heat, greatly increasing the radiating effect, and benefiting on prolonging the service life of the lighting diode and energy saving effect.
Description
Technical field
The utility model relates to led lamp, specifically is a kind of high radiation led lamp radiating module.
Background technology
With reference to Fig. 1.Common led lamp is that light emitting diode 2 is fixedly mounted on the circuit board (PCB or aluminium wiring board) 3 of light fixture, again circuit board 3 is utilized insulating cement to be fixed on the cooling base 1 of high-cooling property, the P of light emitting diode 2, N wiring pin 22,23 electrically connect with circuit board 3 respectively, external circuit imposes direct current by P, the N level of 3 pairs of light emitting diodes 2 of circuit board, impels SMD-LED 2 to produce brightness.The heat that light emitting diode 2 produces is got rid of by cooling base 1 after circuit board 3 transmits.But, because printed circuit board (PCB) 3 is non-high heat conductive body, its thermal conductivity coefficient is low, heat dispersion is poor, a large amount of heat energy that light fixture produces can't in time be dredged and be got rid of, directly cause light emitting diode 2 junction temperatures to raise, light fixture hot polymerization effect and thermal resistance are excessive, cause light emitting diode short and light decay phenomenon in 2 service lifes easily, and therefore improve energy consumption.
Summary of the invention
The purpose of this utility model be overcome existing led lamp because of dispel the heat bad cause shorten service life, light decay and the high deficiency of power consumption, a kind of high radiation led lamp radiating module is provided.
The purpose of this utility model is achieved through the following technical solutions:
High radiation led lamp radiating module comprises light emitting diode, is used for high-termal conductivity cooling base, the circuit board of device light emitting diode, and the two wiring pin and the circuit board wiring circuit of light emitting diode connect; It is characterized in that: be concaved with the storage tank that is used for the setting-in circuit board on the installed surface of described cooling base; The middle part, bottom of light emitting diode is equipped with a radiating end pin, and light emitting diode is installed on the cooling base installed surface by its radiating end pin, and its radiating end pin and cooling base installed surface thermal conductance connect fixing; Offer a plurality of layouts and perpendicular or parallel that are parallel to each other on the described cooling base in the air convection channel of its installed surface with the generation wind tunnel effect.
In cooling base week edge, each convection channel is respectively along running through cooling base perpendicular to cooling base installed surface direction uniformly at intervals for described air convection channel.
The cross-sectional profile of described cooling base is rounded, hexagon, square, rhombus or snowflake shape.
Described air convection channel is uniformly at intervals between the upper and lower end face of cooling base, each convection channel runs through cooling base along being parallel to cooling base installed surface direction respectively, and all air convection channel are positioned on the same plane that is parallel to the cooling base installed surface.
The both sides correspondence of described cooling base is concaved with the storage tank that is used for the setting-in circuit board, and correspondence is embedded with circuit board in two storage tanks; Cooling base central part between two storage tanks forms raised line; Described LED heat radiating end pin is adhesively fixed by welding or heat-conducting glue.
The utlity model has following advantage:
Above-mentioned high radiation led lamp radiating module, its light emitting diode connects by bottom radiating end pin thermal conductance and is fixed on the cooling base installed surface that the high-thermal conductive metal material makes, the heat energy that light emitting diode is produced is directly dispersed by the heat radiation cooling base of high heat conduction, a large amount of heat energy that light fixture produces are in time dredged by cooling base rapidly and are got rid of, the heat susceptor conductive performance is good, heat dissipation channel is unimpeded, thermal resistance is little, ensure the luminescent properties of light emitting diode well, prolong the service life of light emitting diode, cut down the consumption of energy greatly.On cooling base, offer a plurality of layouts and perpendicular or parallel that are parallel to each other in the air convection channel of its installed surface with the generation wind tunnel effect, the wind tunnel effect that air convection channel produces is quickened cross-ventilation and is improved radiating effect, and increased the area of dissipation that directly contacts greatly with extraneous air, the high heat that light fixture produces is passed to the inside and outside heat-delivery surface of cooling base rapidly via the air convection channel of cooling base, quicken the eliminating of high heat, help prolonging light emitting diode service life and play good energy-saving effect.In addition: the groove of cooling base both sides can hold the circuit board space of electrical circuit, helps the design and installation of light fixture control circuit.Cooling base also can optionally be done the design of different appearance and modelings, specification with the light fixture field of employment, to satisfy practical needs and to improve the visual art of light fixture.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described in further detail.
Fig. 1 is the structure cutaway view of existing led lamp.
Fig. 2 is the perspective view of the utility model first embodiment.
Fig. 3 is the cutaway view along A-A direction among the figure.
Fig. 4 is the vertical view of Fig. 2.
Fig. 5 is the vertical view one of the another kind of appearance and modeling of the utility model first embodiment.
Fig. 6 is the vertical view two of the another kind of appearance and modeling of the utility model first embodiment.
Fig. 7 is the perspective view of the utility model second embodiment.
Fig. 8 is the cutaway view along B-B direction among Fig. 7.
The specific embodiment
Embodiment 1: with reference to Fig. 2, Fig. 3.High radiation led lamp radiating module comprises cooling base 1, at least one light emitting diode 2 (only illustrating among the figure), circuit board 3a, 3b.Cooling base 1 employing high-thermal conductive metal material such as aluminium, alloy etc. are one-body molded, and its end face middle part has the installed surface 11 that is used for device light emitting diode 2.
The cross-sectional profile of above-mentioned cooling base 1 is rounded, its week along on offer respectively along a plurality of air convection channel 4 that run through cooling base perpendicular to installed surface 11 directions of cooling base, air convection channel 12 is square perforation, between the adjacent air convection channel 4 by spaced walls 12 uniformly at intervals in week of cooling base 1 along last.Air convection channel 4 be located in cooling base installed surface 11 around, the both sides correspondence of cooling base installed surface 11 offers groove 1a, the 1b that is used to be installed in circuit board, cooling base central part between groove 1a, the 1b forms raised line 1c; Circuit board 3a, 3b are flush-mounted in respectively among groove 1a, the 1b.Light emitting diode 2 is striden and is located at circuit board 3a, 3b top, the bottom of light emitting diode 2 has the thermoelectric radiating end pin 2c that separates, radiating end pin 2c and raised line 1c end face directly welding are fixed or are bonded together by the heat conduction glue-line, and light emitting diode 2 is installed on cooling base 1 installed surface.The both sides of light emitting diode 2 have P, N wiring pin 2a, 2b, and P, N wiring pin 2a, 2b are electrically conducted with corresponding printed circuit board (PCB) 3a, 3b respectively and form the loop.
All above-mentioned air convection channel 12 can produce wind tunnel effect, quicken cross-ventilation and improve radiating effect, and increased the area of dissipation that cooling base 1 directly contacts with extraneous air greatly, the high heat that lamp luminescence diode 2 produces is via the inside and outside heat-delivery surface that is passed to cooling base along last air convection channel 4 rapidly in 1 week of cooling base, quicken the eliminating of high heat, help prolonging light emitting diode service life and play good energy-saving effect.Not influencing under the situation that circuit arrangement and light emitting diode install and use, also can on the medium position of cooling base, lay air convection channel.
As seen, the cross-sectional profile of cooling base 1 also can be designed to hexagon or square from Fig. 5, Fig. 6; But be not limited to shown in the figure, also can be designed to geometries such as rhombus, snowflake shape.
Embodiment 2: present embodiment as different from Example 1:
With reference to Fig. 7, Fig. 8.Air convection channel 4 on the cooling base 1 is uniformly at intervals between the installed surface 11 and lower surface of cooling base 1, each convection channel 4 runs through cooling base 1 along being parallel to cooling base installed surface 11 directions respectively, and all air convection channel 4 are positioned on the same plane that is parallel to cooling base installed surface 11.Air convection channel 4 is square perforation, and the same spaced walls of passing through is uniformly at intervals between the installed surface 11 and lower surface of cooling base 1 between the adjacent air convection channel 4.All the other structures are identical with embodiment 1, do not repeat them here.
The above, it only is the utility model preferred embodiment, so can not limit the scope that the utility model is implemented with this, i.e. the equivalence of doing according to the utility model claim and description changes and modifies, and all should still belong in the scope that the utility model patent contains.
Claims (5)
1. high radiation led lamp radiating module comprises light emitting diode, is used for high-termal conductivity cooling base, the circuit board of device light emitting diode, and the two wiring pin and the circuit board wiring circuit of light emitting diode connect; It is characterized in that: be concaved with the storage tank that is used for the setting-in circuit board on the installed surface of described cooling base; The middle part, bottom of light emitting diode is equipped with a radiating end pin, and light emitting diode is installed on the cooling base installed surface by its radiating end pin, and its radiating end pin and cooling base installed surface thermal conductance connect fixing; Offer a plurality of layouts and perpendicular or parallel that are parallel to each other on the described cooling base in the air convection channel of its installed surface with the generation wind tunnel effect.
2. radiating module according to claim 1 is characterized in that: in cooling base week edge, each convection channel is respectively along running through cooling base perpendicular to cooling base installed surface direction uniformly at intervals for described air convection channel.
3. radiating module according to claim 2 is characterized in that: the cross-sectional profile of described cooling base is rounded, hexagon, square, rhombus or snowflake shape.
4. radiating module according to claim 1, it is characterized in that: described air convection channel is uniformly at intervals between the upper and lower end face of cooling base, each convection channel runs through cooling base along being parallel to cooling base installed surface direction respectively, and all air convection channel are positioned on the same plane that is parallel to the cooling base installed surface.
5. according to arbitrary described radiating module in the claim 1 to 4, it is characterized in that: the both sides correspondence of described cooling base is concaved with the storage tank that is used for the setting-in circuit board, and correspondence is embedded with circuit board in two storage tanks; Cooling base central part between two storage tanks forms raised line; Described LED heat radiating end pin is adhesively fixed by welding or heat-conducting glue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201026418U CN201215303Y (en) | 2008-06-10 | 2008-06-10 | Radiating module of high heat radiation LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201026418U CN201215303Y (en) | 2008-06-10 | 2008-06-10 | Radiating module of high heat radiation LED lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201215303Y true CN201215303Y (en) | 2009-04-01 |
Family
ID=40520508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201026418U Expired - Fee Related CN201215303Y (en) | 2008-06-10 | 2008-06-10 | Radiating module of high heat radiation LED lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201215303Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102072431A (en) * | 2011-01-25 | 2011-05-25 | 苏州金美家具有限公司 | Heat superconducting LED lamp |
| CN102185093A (en) * | 2011-04-08 | 2011-09-14 | 陕西科技大学 | Active cool type radiating substrate using air convection |
| CN102478221A (en) * | 2010-11-22 | 2012-05-30 | 西安大昱光电科技有限公司 | Heat radiation structure of LED lamp |
| CN103090344A (en) * | 2011-11-03 | 2013-05-08 | 艾笛森光电股份有限公司 | Radiator and lamps using it |
| US8845140B2 (en) | 2011-10-31 | 2014-09-30 | Edison Opto Corporation | Heat sink and lamp using the same |
-
2008
- 2008-06-10 CN CNU2008201026418U patent/CN201215303Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102478221A (en) * | 2010-11-22 | 2012-05-30 | 西安大昱光电科技有限公司 | Heat radiation structure of LED lamp |
| CN102072431A (en) * | 2011-01-25 | 2011-05-25 | 苏州金美家具有限公司 | Heat superconducting LED lamp |
| CN102185093A (en) * | 2011-04-08 | 2011-09-14 | 陕西科技大学 | Active cool type radiating substrate using air convection |
| US8845140B2 (en) | 2011-10-31 | 2014-09-30 | Edison Opto Corporation | Heat sink and lamp using the same |
| CN103090344A (en) * | 2011-11-03 | 2013-05-08 | 艾笛森光电股份有限公司 | Radiator and lamps using it |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20090401 Termination date: 20150610 |
|
| EXPY | Termination of patent right or utility model |