CN104033745B - Led lamp - Google Patents
Led lamp Download PDFInfo
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- CN104033745B CN104033745B CN201310070046.6A CN201310070046A CN104033745B CN 104033745 B CN104033745 B CN 104033745B CN 201310070046 A CN201310070046 A CN 201310070046A CN 104033745 B CN104033745 B CN 104033745B
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- heat
- arrangement substrate
- led lamp
- led
- radiation fin
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Abstract
A kind of LED lamp, comprising: aluminium base, including V-arrangement substrate, V-arrangement substrate is formed by two flat plate splicings；Multiple LED modules, are installed in the convex surface of V-arrangement substrate, and are divided into two row arrangements, and the handing-over line of every the most parallel two flat boards of string LED module is arranged；Two micro heat pipes, the concave surface being close to V-arrangement substrate is arranged, and two corresponding two row LED modules of micro heat pipe are arranged；Two heat radiators, are respectively arranged on the two ends of V-arrangement substrate, and are positioned at the concave surface of V-arrangement substrate, and heat radiator is connected with the end of micro heat pipe, and heat radiator includes multiple spaced graphite heat radiation fin；Wherein, the heat that LED module produces, it is transmitted on micro heat pipe through V-arrangement substrate, is transmitted on heat radiator through micro heat pipe, then distributed by heat radiator.The heat that the LED module of above-mentioned LED lamp produces dispels the heat mainly along the path of LED module micro heat pipe heat radiator, and concentration is compared in its heat radiation, and radiating efficiency is higher.
Description
[technical field]
The present invention relates to a kind of LED lamp, particularly relate to a kind of LED lamp with heat radiator.
[background technology]
Heat is mainly distributed by LED illumination lamp by aluminium base heat conduction and radiating ribs or fan in the market.
For high-power LED light fixture, it produces substantial amounts of heat at light source position in the short period of time, and traditional heat dissipation direction is inaccurate, compares blindly, it is impossible to the efficiency comparison enough concentrating heat radiation, heat conduction and heat radiation is low.
[summary of the invention]
In view of above-mentioned condition, it is necessary to provide a kind of concentration and high LED lamp of radiating efficiency of dispelling the heat.
A kind of LED lamp, comprising:
Aluminium base, including V-arrangement substrate, described V-arrangement substrate is formed by two flat plate splicings；
Multiple LED modules, are installed in the convex surface of described V-arrangement substrate, and are divided into two row arrangements, and the handing-over line of every string LED module the most parallel said two flat board is arranged；
Two micro heat pipes, the concave surface being close to described V-arrangement substrate is arranged, and the corresponding described two row LED modules of said two micro heat pipe are arranged；And
Two heat radiators, are respectively arranged on the two ends of described V-arrangement substrate, and are positioned at the concave surface of described V-arrangement substrate, and described heat radiator is connected with the end of described micro heat pipe, and described heat radiator includes multiple spaced graphite heat radiation fin；
Wherein, the heat that described LED module produces, it is transmitted on described micro heat pipe through described V-arrangement substrate, is transmitted on described heat radiator through described micro heat pipe, then distributed by described heat radiator.
Compared to traditional LED lamp, above-mentioned LED lamp at least has the advantage that
(1) LED module generation heat is exported on graphite heat radiation fin by above-mentioned LED lamp: the thermal source of LED lamp is LED module, micro heat pipe is directly installed on by this underface of LED module, the heat that so LED module produces directly acts on micro heat pipe, the heat that LED module produces directly is transferred to heat radiator by heat transmission by micro heat pipe, because micro heat pipe is adiabatic, thus this transmit during heat be do not have lossy.Therefore, the heat that LED module produces dispels the heat mainly along the path of LED module micro heat pipe heat radiator, and concentration is compared in its heat radiation.
(2) because the heat transference efficiency of graphite is almost the twice of aluminum, the so radiating efficiency of heat radiator aluminium base to be significantly larger than or radiating efficiency of radiating ribs, the heat causing micro heat pipe to transmit is distributed in the relatively short time by graphite heat radiation fin, therefore, the radiating efficiency of above-mentioned LED lamp is higher.
Wherein in an embodiment, described aluminium base also includes two side plates and two groups of radiating fins, said two side plate edge with two flat boards of described V-arrangement substrate respectively is connected, and arrange towards the inner side of described V-arrangement substrate, described two groups of radiating fins are respectively arranged on said two side plate, and often group radiating fin is made up of multiple spaced radiating fins.
Wherein in an embodiment, described radiating fin is rectangular sheet structure, and described micro heat pipe is parallel to described side plate and arranges, and described radiating fin is vertical at the outside of described side plate.
Wherein in an embodiment, also include that LED driver, described LED driver electrically connect with described LED module, be used for driving described LED module, and described LED driver is installed between said two side plate.
Wherein in an embodiment, described heat radiator also includes drum main body, described graphite heat radiation fin includes one group of first graphite heat radiation fin and two group of second graphite heat radiation fin, described first graphite heat radiation fin is connected with the crossbeam of described drum main body, described two group of second graphite heat radiation fin two ends with described drum main body respectively are connected, and two ends with described drum main body respectively, the two ends of said two micro heat pipe are connected.
Wherein in an embodiment, described second graphite heat radiation fin is right angle sector laminated structure, and described second graphite heat radiation fin is perpendicular to described micro heat pipe and arranges.
Wherein in an embodiment, described first graphite heat radiation fin is semicircle laminated structure, and described first graphite heat radiation fin is parallel to described micro heat pipe and arranges.
Wherein in an embodiment, also include that Transparent Parts, described Transparent Parts cover on described V-arrangement substrate, make described V shaped slab and described Transparent Parts be collectively forming a light-source chamber sealed.
Wherein in an embodiment, translucent cover that described Transparent Parts includes arch and the frame of rectangle arranged around the periphery of described translucent cover, described translucent cover evagination is arranged, and the bearing of trend of described translucent cover is parallel to the handing-over line of said two flat board.
Wherein in an embodiment, the convex surface polishing of described V-arrangement substrate forms reflective surface.
[accompanying drawing explanation]
Fig. 1 is the axonometric chart of the LED lamp of embodiment of the present invention；
Fig. 2 is the top view of the LED lamp shown in Fig. 1；
Fig. 3 is the profile of line A-A along Fig. 2；
Fig. 4 is the upward view of the LED lamp shown in Fig. 1.
[detailed description of the invention]
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.Accompanying drawing gives the preferred embodiment of the present invention.But, the present invention can realize in many different forms, however it is not limited to embodiment described herein.On the contrary, providing the purpose of these embodiments is to make the understanding to the disclosure more thorough comprehensively.
It should be noted that be referred to as " being fixed on " another element when element, it can be directly on another element or can also there is element placed in the middle.When an element is considered as " connection " another element, and it can be directly to another element or may be simultaneously present centering elements.Term as used herein " vertical ", " level ", "left", "right" and similar statement are for illustrative purposes only.
Unless otherwise defined, all of technology used herein is identical with the implication that the those skilled in the art belonging to the present invention are generally understood that with scientific terminology.The term used the most in the description of the invention is intended merely to describe the purpose of specific embodiment, it is not intended that in limiting the present invention.Term as used herein " and/or " include the arbitrary and all of combination of one or more relevant Listed Items.
Referring to Fig. 1 to Fig. 4, the LED lamp 100 of embodiment of the present invention, including aluminium base 110,120, two micro heat pipes 130 of multiple LED module and two heat radiators 140.Aluminium base 110 is as the supporting body of LED module 120, and the heat conduction that two micro heat pipes 130 are mainly used in producing LED module 120, to heat radiator 140, is accelerated heat radiation by heat radiator 140.
Aluminium base 110 includes V-arrangement substrate 111, and V-arrangement substrate 111 is formed by two flat plate splicings.The most in the illustrated embodiment, two flat boards are identical rectangular slab, and are spliced into the V-arrangement substrate 111 that angle is obtuse angle.
Further, aluminium base 110 also includes two side plates 113 and two groups of radiating fins 115, and two side plates 113 edge with two flat boards of V-arrangement substrate 111 respectively is connected, and arranges towards the inner side of V-arrangement substrate 111.Two groups of radiating fins 115 are respectively arranged on two side plates 113, and often group radiating fin 115 is made up of multiple spaced radiating fins 115.Owing to the opposite sides of V-arrangement substrate 111 is additionally provided with radiating fin 115, thus accelerate the radiating efficiency of aluminium base 110, improve the heat dispersion of whole LED lamp 100.
Further, radiating fin 115 is rectangular sheet structure, and micro heat pipe 130 is parallel to side plate 113 and arranges, and radiating fin 115 is vertical at the outside of side plate 113.Owing to radiating fin 115 is vertical at the outside of side plate 113, is i.e. formed with micro heat pipe 130 and intersects heat radiation, thus be divided into vertical and horizontal concentration and dispel the heat.
Further, the convex surface polishing of V-arrangement substrate 111 forms reflective surface.The light of LED module 120 scattering, after reflective surface reflects, penetrates from the light-emitting window of LED lamp 100, thus improves the light utilization of LED lamp 100, improves the brightness of LED lamp 100.
Further, the convex surface of V-arrangement substrate 111 is additionally provided with multiple strip, cross section is the reflection protrusion of V-arrangement, reflection protrusion is positioned at the both sides of string LED module 120, and the arragement direction being parallel to string LED module 120 is arranged, fully to spread and to reflect the light sent of LED module 120, thus improve the light-emitting uniformity of LED lamp 100.
Multiple LED modules 120 are installed in the convex surface of V-arrangement substrate 111, and are divided into two row arrangements, and the handing-over line of two flat boards of every the most parallel V-arrangement substrate 111 of string LED module 120 is arranged.The most in the illustrated embodiment, multiple LED modules 120 of every string LED module 120 are arranged at equal intervals, in order to heat radiation, and it is the most uniform to go out light.
Two micro heat pipes 130 are close to the concave surface setting of V-arrangement substrate 111, and two corresponding two row LED modules 120 of micro heat pipes 130 are arranged.
Two heat radiators 140 are respectively arranged on the two ends of V-arrangement substrate 111, and are positioned at the concave surface of V-arrangement substrate 111.Heat radiator 140 is connected with the end of micro heat pipe 130, and heat radiator 140 includes multiple spaced graphite heat radiation fin 141.The most in the illustrated embodiment, heat radiator 140 also includes drum main body 143, graphite heat radiation fin 141 includes one group of first graphite heat radiation fin 141a and two group of second graphite heat radiation fin 141b, first graphite heat radiation fin 141a is connected with the crossbeam of drum main body 143, two group of second graphite heat radiation fin 141b two ends with drum main body 143 respectively are connected, and two ends with drum main body 143 respectively, the two ends of two micro heat pipes 130 are connected.
Further, the first graphite heat radiation fin 141a is semicircle laminated structure, and the first graphite heat radiation fin 141a is parallel to micro heat pipe 130 and arranges.
Further, the second graphite heat radiation fin 141b is right angle sector laminated structure, and the second graphite heat radiation fin 141b is perpendicular to micro heat pipe 130 and arranges.
Arranging owing to the first graphite heat radiation fin 141a is parallel to micro heat pipe 130, the second graphite heat radiation fin 141b is perpendicular to micro heat pipe 130 and arranges, and forms the conduction of two-dimensional directional, to improve the radiating efficiency of heat radiator 140.
Wherein, the heat that LED module 120 produces, it is transmitted on micro heat pipe 130 through V-arrangement substrate 111, is transmitted on heat radiator 140 through micro heat pipe 130, then distributed by heat radiator 140.
LED lamp 100 also includes that LED driver 150, LED driver 150 electrically connect with LED module 120, is used for driving described LED module 120, and LED driver 150 is installed between two side plates 113.
LED lamp 100 also includes that Transparent Parts 160, Transparent Parts 160 cover on V-arrangement substrate 111, makes V shaped slab and Transparent Parts 160 be collectively forming a light-source chamber sealed.The most in the illustrated embodiment, translucent cover 161 that Transparent Parts 160 includes arch and the frame 163 of rectangle arranged around the periphery of translucent cover 161, translucent cover 161 evagination is arranged, and the bearing of trend of translucent cover 161 is parallel to the handing-over line of two flat boards of V-arrangement substrate 111.Owing to translucent cover 161 is domed, and it protrudes setting outwardly so that Transparent Parts 160 is while playing seal light source chamber, moreover it is possible to play the effect of diffuser plate, with the light that fully diffusion LED module 120 sends, improves the light-emitting uniformity of LED lamp 100.
Further, in order to improve the emitting brightness of LED lamp 100, the surface of the evagination of Transparent Parts 160 is provided with Semi-cylindrical hil ls, and Semi-cylindrical hil ls is arranged in array, and is used for assembling light, plays the effect of lens.
Compared to traditional LED lamp, above-mentioned LED lamp 100 at least has the advantage that
(1) LED module 120 is produced heat and exports on graphite heat radiation fin 141 by above-mentioned LED lamp 100: the thermal source of LED lamp 100 is LED module 120, micro heat pipe 130 is directly installed on by this underface of LED module 120, the heat that so LED module 120 produces directly acts on micro heat pipe 130, the heat that LED module 120 produces directly is transferred to heat radiator 140 by heat transmission by micro heat pipe 130, because micro heat pipe 130 is adiabatic, thus this transmit during heat be do not have lossy.Therefore, the heat that LED module 120 produces dispels the heat mainly along the path of LED module 120 micro heat pipe 130 heat radiator 140, and concentration is compared in its heat radiation.
(2) because the heat transference efficiency of graphite is almost the twice of aluminum, the so radiating efficiency of heat radiator 140 aluminium base to be significantly larger than or radiating efficiency of radiating ribs, the heat causing micro heat pipe 130 to transmit is distributed in the relatively short time by graphite heat radiation fin 141, therefore, the radiating efficiency of above-mentioned LED lamp 100 is higher.
Embodiment described above only have expressed the several embodiments of the present invention, and it describes more concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that, for the person of ordinary skill of the art, without departing from the inventive concept of the premise, it is also possible to make some deformation and improvement, these broadly fall into protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (9)
1. a LED lamp, it is characterised in that including:
Aluminium base, including V-arrangement substrate, described V-arrangement substrate is formed by two flat plate splicings；Described aluminium base also includes two side plates and two groups of radiating fins, said two side plate edge with two flat boards of described V-arrangement substrate respectively is connected, and arrange towards the inner side of described V-arrangement substrate, described two groups of radiating fins are respectively arranged on said two side plate, and often group radiating fin is made up of multiple spaced radiating fins；
Multiple LED modules, are installed in the convex surface of described V-arrangement substrate, and are divided into two row arrangements, and the handing-over line of every string LED module the most parallel said two flat board is arranged；
Two micro heat pipes, the concave surface being close to described V-arrangement substrate is arranged, and the corresponding described two row LED modules of said two micro heat pipe are arranged；And
Two heat radiators, are respectively arranged on the two ends of described V-arrangement substrate, and are positioned at the concave surface of described V-arrangement substrate, and described heat radiator is connected with the end of described micro heat pipe, and described heat radiator includes multiple spaced graphite heat radiation fin；
Wherein, the heat that described LED module produces, it is transmitted on described micro heat pipe through described V-arrangement substrate, is transmitted on described heat radiator through described micro heat pipe, then distributed by described heat radiator.
2. LED lamp as claimed in claim 1, it is characterised in that described radiating fin is rectangular sheet structure, described micro heat pipe is parallel to described side plate and arranges, and described radiating fin is vertical at the outside of described side plate.
3. LED lamp as claimed in claim 1, it is characterised in that also include that LED driver, described LED driver electrically connect with described LED module, be used for driving described LED module, and described LED driver is installed between said two side plate.
4. LED lamp as claimed in claim 1, it is characterized in that, described heat radiator also includes drum main body, described graphite heat radiation fin includes one group of first graphite heat radiation fin and two group of second graphite heat radiation fin, described first graphite heat radiation fin is connected with the crossbeam of described drum main body, described two group of second graphite heat radiation fin two ends with described drum main body respectively are connected, and two ends with described drum main body respectively, the two ends of said two micro heat pipe are connected.
5. LED lamp as claimed in claim 4, it is characterised in that described second graphite heat radiation fin is right angle sector laminated structure, and described second graphite heat radiation fin is perpendicular to described micro heat pipe and arranges.
6. LED lamp as claimed in claim 4, it is characterised in that described first graphite heat radiation fin is semicircle laminated structure, and described first graphite heat radiation fin is parallel to the setting of described micro heat pipe.
7. LED lamp as claimed in claim 1, it is characterised in that also include that Transparent Parts, described Transparent Parts cover on described V-arrangement substrate, makes described V-arrangement substrate and described Transparent Parts be collectively forming a light-source chamber sealed.
8. LED lamp as claimed in claim 7, it is characterized in that, translucent cover that described Transparent Parts includes arch and the frame of rectangle arranged around the periphery of described translucent cover, described translucent cover evagination is arranged, and the bearing of trend of described translucent cover is parallel to the handing-over line of said two flat board.
9. LED lamp as claimed in claim 1, it is characterised in that the convex surface polishing of described V-arrangement substrate forms reflective surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310070046.6A CN104033745B (en) | 2013-03-05 | 2013-03-05 | Led lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310070046.6A CN104033745B (en) | 2013-03-05 | 2013-03-05 | Led lamp |
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| Publication Number | Publication Date |
|---|---|
| CN104033745A CN104033745A (en) | 2014-09-10 |
| CN104033745B true CN104033745B (en) | 2016-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310070046.6A Expired - Fee Related CN104033745B (en) | 2013-03-05 | 2013-03-05 | Led lamp |
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| CN (1) | CN104033745B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3055949A1 (en) * | 2016-09-15 | 2018-03-16 | Valeo Vision | THERMAL CONNECTION FOR LUMINOUS MODULE |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107990166A (en) * | 2017-12-12 | 2018-05-04 | 四川汇源星辰光电有限公司 | A kind of room temperature LED lamp tube of high-voltage linear |
| CN108266709A (en) * | 2018-01-26 | 2018-07-10 | 辽宁中维高新技术股份有限公司 | A kind of annular LED headlamp heat radiator |
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| CN201213131Y (en) * | 2008-05-28 | 2009-03-25 | 邹永祥 | High brightness polycrystal encapsulated outward heat radiating device for LED |
| CN201284961Y (en) * | 2008-10-24 | 2009-08-05 | 河北沐天太阳能科技发展有限公司 | LED road lamp with large irradiation area |
| CN201368377Y (en) * | 2009-01-20 | 2009-12-23 | 无锡爱迪信光电科技有限公司 | LED street lamp with V-shaped rack |
| KR200460223Y1 (en) * | 2011-10-04 | 2012-05-10 | 새빛테크 주식회사 | Radiating apparatus for LED illumination device |
| CN102654280A (en) * | 2011-08-10 | 2012-09-05 | 东莞市盈通光电照明科技有限公司 | Heat sink for LED (light-emitting diode) lamp holder |
| CN202719570U (en) * | 2012-07-31 | 2013-02-06 | 广州市雷腾照明科技有限公司 | Novel LED (light-emitting diode) module heat abstractor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8684563B2 (en) * | 2008-12-30 | 2014-04-01 | Kitagawa Holdings, Llc | Heat dissipating structure of LED lamp cup made of porous material |
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2013
- 2013-03-05 CN CN201310070046.6A patent/CN104033745B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201041338Y (en) * | 2007-06-06 | 2008-03-26 | 奥古斯丁科技股份有限公司 | Luminous diode lighting device |
| CN201213131Y (en) * | 2008-05-28 | 2009-03-25 | 邹永祥 | High brightness polycrystal encapsulated outward heat radiating device for LED |
| CN201284961Y (en) * | 2008-10-24 | 2009-08-05 | 河北沐天太阳能科技发展有限公司 | LED road lamp with large irradiation area |
| CN201368377Y (en) * | 2009-01-20 | 2009-12-23 | 无锡爱迪信光电科技有限公司 | LED street lamp with V-shaped rack |
| CN102654280A (en) * | 2011-08-10 | 2012-09-05 | 东莞市盈通光电照明科技有限公司 | Heat sink for LED (light-emitting diode) lamp holder |
| KR200460223Y1 (en) * | 2011-10-04 | 2012-05-10 | 새빛테크 주식회사 | Radiating apparatus for LED illumination device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3055949A1 (en) * | 2016-09-15 | 2018-03-16 | Valeo Vision | THERMAL CONNECTION FOR LUMINOUS MODULE |
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| CN104033745A (en) | 2014-09-10 |
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