CN104132269B - LED line - Google Patents
LED line Download PDFInfo
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- CN104132269B CN104132269B CN201410381724.5A CN201410381724A CN104132269B CN 104132269 B CN104132269 B CN 104132269B CN 201410381724 A CN201410381724 A CN 201410381724A CN 104132269 B CN104132269 B CN 104132269B
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Abstract
The present invention relates to a kind of LED line and LED illumination lamp, LED line comprises: mount pad, several LED, several heat-sink units and trunking.Mount pad has the first relative side and the second side, and several LED are that array is arranged on the first side, and several heat-sink units are arranged on the second side, and the top of heat-sink unit offers radiating groove.Trunking is arranged on mount pad.Trunking has foursquare cross section, scarce limit, and trunking has an opening, and trunking opening is arranged towards the side of heat-sink unit, trunking is offered several through holes.Above-mentioned LED line is by installing ` and being arranged at by heat-sink unit on the second side on the first side by LED, structure is comparatively simple, be easy to assembling, and cost is lower, and in addition, heat-sink unit can fall apart heat in time, and radiating effect is better.In addition, the present invention also discloses a kind of LED illumination lamp using this LED line.
Description
Technical field
The present invention relates to LED lamp heat sink field, particularly relate to a kind of LED line and use the LED illumination lamp of this LED line.
Background technology
LED (LightEmittingDiode, light emitting diode), electric energy conversion directly can be become visible ray by efficiently, and have the service life reaching tens thousand of hours ~ 100,000 hours, thus being widely used in the fields such as view, safety, special type and general lighting, market potential is beyond measure.
The basic structure of LED is P-N knot of a semiconductor, and when electric current flows through LED element, the temperature of P-N knot will rise, and the temperature in P-N interface is called the junction temperature of LED, usually because element chip all has very little size, therefore, also the temperature of LED chip is called the junction temperature of LED chip.
The LED lamp adopting LED to make is called as the most frequently used lighting with the advantage such as of fine quality, durable, energy-conservation.
But the drawback that LED lamp self exists is, LED lamp light efficiency is comparatively large by the impact of the junction temperature of LED, and higher junction temperature of chip will cause light efficiency to occur obviously declining, and can have influence on the service life of LED lamp.Because LED is when luminescence, the temperature of himself can constantly raise, and in the illumination work continued, if the heat that LED produces can not exhale in time, will cause the damage of LED, affect the service life of LED.Therefore, the heat dissipation problem solving LED is most important for the performance promoting LED.
For the problems referred to above, some LED lamp generally the heat energy produced during LED luminescence are directly delivered to aluminium alloy or various metal shell dispels the heat, or by heat conductive silica gel transferring heat energy, thus the high temperature produced when reducing LED illumination, reduce LED light to decline, extend LED illumination service life.
But, for the LED lamp that luminous power is larger, due to the radiating effect of shell and the heat-conducting effect of heat conductive silica gel is poor can not meet cooling requirements, therefore well can not realize the high temperature that produces when reducing LED illumination.If set up heat abstractor again on shell in addition, then manufacture difficulty can be increased, and cost is also higher.
Summary of the invention
Based on this, be necessary to provide a kind of good heat dissipation effect, be easy to assembling, the simple and lower-cost LED line of structure and LED illumination lamp.
A kind of LED line, comprising: mount pad, several LED, several heat-sink units and trunking;
Described mount pad has the first relative side and the second side;
LED described in several is that array is arranged on described first side;
The interval and be fixedly installed on described second side successively of heat-sink unit described in several, described heat-sink unit offers radiating groove away from the top of described second side, and described in several, radiating groove be arranged in parallel;
Described trunking is fixedly installed on a side of described mount pad, and described trunking is parallel away from the plane at the place, top of described second side with heat-sink unit described in several, described trunking has foursquare cross section, scarce limit, described trunking has an opening, described trunking near described heat-sink unit and described opening arrange towards the side of described heat-sink unit, the dual-side that described trunking is adjacent offers several through holes respectively.
In one of them embodiment, also comprise lamp cover, the both sides of described mount pad all offer draw-in groove, and described lamp cover is hollow structure, and the madial wall of described lamp cover arranges two holding sections engaged with two described draw-in grooves respectively.
In one of them embodiment, also comprise lamp cover, also comprise pcb board, described pcb board is arranged on described mount pad, and LED described in several is that array is arranged on described pcb board.
In one of them embodiment, also comprise lamp cover, the inside of described heat-sink unit has the cross section of Peano curve.
In one of them embodiment, also comprise lamp cover, the top of each described heat-sink unit also arranges an auxiliary heat dissipation unit.
In one of them embodiment, also comprise lamp cover, described auxiliary heat dissipation unit has Moebius ring structure.
In one of them embodiment, also comprise lamp cover, auxiliary heat dissipation unit described in the top extended of each described heat-sink unit.
In one of them embodiment, also comprise lamp cover, described auxiliary heat dissipation unit card is connected to described trunking.
In one of them embodiment, also comprise lamp cover, heat-sink unit described in several has continuously the cross section of " several " font.
A kind of LED illumination lamp, comprise arbitrary described LED line, each described LED line is arranged in series.
Above-mentioned LED line is by heat-sink unit is arranged on the second side of mount pad by the first side of LED being arranged on mount pad, and structure is comparatively simple, is easy to assembling, and cost is lower, in addition, heat-sink unit can fall apart in time LED produce heat, radiating effect is better.
Above-mentioned LED line is particularly useful for, in the larger LED lamp of luminous power, having market value basis and practical value extremely widely.
Accompanying drawing explanation
Fig. 1 is the structural representation of the LED line of an embodiment of the present invention;
Fig. 2 is the side view of the LED line shown in Fig. 1;
The structural representation of the first side that Fig. 3 is the mount pad shown in Fig. 1;
The structural representation of the lampshade of Fig. 4 an embodiment of the present invention;
Fig. 5 is the structural representation of the trunking shown in Fig. 2;
Fig. 6 is the structural representation of the lamp cover of an embodiment of the present invention.
Detailed description of the invention
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, are described in detail the specific embodiment of the present invention below in conjunction with accompanying drawing.Set forth a lot of detail in the following description so that fully understand the present invention.But the present invention can be much different from alternate manner described here to implement, those skilled in the art can when without prejudice to doing similar improvement when intension of the present invention, therefore the present invention is by the restriction of following public specific embodiment.
Refer to Fig. 1 to Fig. 3, the LED line 10 of an embodiment comprises mount pad 100, several LED 200, several heat-sink units 300 and trunking 400.Several LED 200, several heat-sink units 300 and trunking 400 are installed on mount pad 100.
Please refer to Fig. 1 and Fig. 2, mount pad 100 has the first relative side 110 and the second side 120.Such as, mount pad 100 is rectangular-shaped structure, and and for example, as depicted in figs. 1 and 2, mount pad 100 is flat cuboid, and and for example, mount pad 100 is round table-like structure, and and for example, mount pad 100 is column structure.And for example, the first side 110 and the second side 120 be arranged in parallel.
In order to strengthen heat dispersion and the heat conductivility of mount pad 100, such as, mount pad 100 is copper or copper alloy one cast molding structure, its thickness is 5mm ~ 8mm, like this, both can improve heat dispersion and the heat conductivility of mount pad 100, the quality of mount pad 100 can also be made moderate.And for example, mount pad 100 is aluminium alloy one cast molding structure, and its thickness is 10mm ~ 15mm, like this, both can guarantee heat dispersion and the heat conductivility of mount pad 100, can also alleviate the quality of mount pad 100, is more conducive to assembling and cost is lower.And for example, mount pad 100 is albronze, and the mass percent in described aluminium alloy shared by aluminium is at least 75%, like this, both ensure that heat dispersion and the heat conductivility of mount pad 100, and can also alleviate the quality of mount pad 100, be more conducive to assembling and cost is lower.And for example, the position that heat-sink unit is connected and installed seat is copper or copper alloy, and all the other positions are aluminium alloy, like this, can ensure radiating effect on the one hand.On the other hand can cost-saving, weight reduction.
Refer to Fig. 3, several LED 200 are arranged on the first side 110 of mount pad 100 in array.
In order to improve the illuminating effect of LED 200, and improve the utilization rate of LED 200 light, such as, described first side 110 arranges reflector layer, after the light that LED 200 penetrates passes through described reflector layer multiple reflections and/or refraction, the light beam that can be more assembled, thus improve the illuminating effect of LED 200, and the light that described reflector layer can also avoid LED 200 to penetrate is absorbed by described first side, thus reduces light decay, improves the utilization rate of LED 200 light.
In order to improve the reflecting effect of described reflector layer further, the light that LED 200 is penetrated is atomized more, make human eye more comfortable, such as, described reflector layer comprises polyester layer and is arranged at several hollow reflective balls on described polyester layer, the thickness of described polyester layer is 10 μm ~ 15 μm, the external diameter of described hollow reflective ball is 20 μm ~ 25 μm, internal diameter is 10 μm ~ 15 μm, concaveconvex structure is formed to make described reflector layer, namely described hollow reflective ball is placed on outside described polyester layer at least partly, like this, when the light that LED 200 penetrates is irradiated to described hollow reflective ball surperficial, multipath reflection and refraction can be there is in the light that LED 200 penetrates, thus the light making LED 200 penetrate is atomized more, make human eye more comfortable.
In order to optimize LED 200 distributing position spatially, and then raising illuminating effect, such as, several LED 200 are in matrix spread configuration on the first side 110 of mount pad 100, and namely several LED 200 are that several rows and some row are arranged on the first side 110 of mount pad 100.And for example, first side 110 is hyperbolic-parabolic, namely the first side 110 is saddle camber, several LED 200 are arranged on the first side 110 in array, to make several LED 200 self place Surface forming hyperbolic-parabolic or saddle camber, like this, the brightness of the field of illumination of LED 200 can be made evenly comfortable, to prevent local hot spot, namely regional area brightness is excessive, and then improves illuminating effect.
In order to protect LED 200 better, such as, the first side 110 arranges several installation positions.And for example; installation position described in several is be opened in the annular slot on described first side 110; refer to Fig. 4; above-mentioned LED line also arranges several and described LED quantity lampshade 500 one to one; lampshade 500 is hollow semi-cylindrical chondritic; several arc holding sections 510 extended, edge of its opening; several arc holding sections 510 are arranged in the annular slot on described first side 110; like this; LED 200 can be protected better; in addition, lampshade 500 and described mount pad removably connect, and are convenient to maintenance and the replacing of LED 200.
In order to mounted LED lamp 200 better, such as, above-mentioned LED line also arranges pcb board, and pcb board is arranged in described mount pad, and LED described in several is that array is installed on described pcb board, like this, and can mounted LED lamp 200 better.
Please refer to Fig. 1 and Fig. 2, several heat-sink units 300 interval and being fixedly installed with on the second side 120 successively, heat-sink unit 300 offers radiating groove 310 away from the top of the second side 120, and several radiating grooves 310 be arranged in parallel.Such as, several heat-sink units 300 have the cross section of " several " font continuously.And for example, heat-sink unit 300 is flat sheet-like structure.And for example, the quantity of heat-sink unit 300 and the quantity one_to_one corresponding of above-mentioned LED, to improve the radiating effect of heat-sink unit 300.
Such as, several heat-sink units 300 are arranged on the second side 120 of mount pad 100 by being welded and fixed.And for example, several heat-sink units 300 are fixedly installed on by being spirally connected on the second side 120 of mount pad 100.And for example, several heat-sink units 300 are arranged on the second side 120 of mount pad 100 by connecting and fixing.And for example, heat-sink unit 300 and mount pad 100 are formed in one structure, to improve mechanical strength.
In order to improve the radiating effect of described heat-sink unit, such as, the inside of described heat-sink unit has the cross section of Peano curve, namely described heat-sink unit inside is engraved structure, and described engraved structure has the cross section of Peano curve, or the cross section of part Peano curve, that is, there are several radiating surfaces described heat-sink unit inside, these radiating surfaces are interconnected, form the Peano curve of a Peano curve or part, heat radiation specific area can greatly be improved in the cross section that the cross section with Peano curve has relative to the internal structure of traditional heat-sink unit, thus the radiating effect of described heat-sink unit can be improved, secondly, described heat-sink unit has the cross section of Peano curve, the heat dissipation path of connection heat-sink unit two ends can also be formed, thus the radiating effect of heat-sink unit can be strengthened further.Finally, the cross section that described heat-sink unit has Peano curve can also make described heat-sink unit when having good radiating effect, and also have lighter weight, cost is lower simultaneously, is easy to installation and transportation.
In order to improve the radiating effect of described heat-sink unit further, such as, the top of each described heat-sink unit also arranges an auxiliary heat dissipation unit, described auxiliary heat dissipation unit has Moebius ring structure, and for example, and auxiliary heat dissipation unit described in the top extended of each described heat-sink unit, and for example, described auxiliary heat dissipation unit is fixedly installed in described radiating groove, and and for example, described auxiliary heat dissipation unit has Moebius ring structure.Like this, Moebius ring structure is by the surface of distortion, a good radiator structure can be formed when same weight, the described auxiliary heat dissipation unit of given volume can be made to have specific area of dispelling the heat significantly, thus the radiating effect of described heat-sink unit can be improved further.And for example, also arrange a heat dissipation plate, it connects each described auxiliary heat dissipation unit one end away from described heat-sink unit respectively, and described heat dissipation plate comprises heat radiator body and bends extension with several of heat radiator body edge conjunction.Several bending extensions radially distribute in the edge of heat radiator body, such as, and its outer top.The design of bending extension, both can save material, weight reduction, can form a heat-dissipating space again above LED line; And for example, each bending extension bends and coated described LED line, forms a moulding radiating area at its outer surface.And for example, the mount pad periphery of LED line arranges an annular mounting groove, and bending extension is embedded in annular mounting groove away from the end of heat radiator body, is arranged on mount pad away from the end winding support of heat radiator body to make bending extension.Such as, bend extension and there are two isosceles trapezoid portions.Like this, there is the heat that can LED be delivered to quickly on bending extension compared with the medium position of coarse-texture and fall apart, strengthen the radiating effect of bending extension further.And for example, bend extension and there is distorted-structure; Such as, described bending extension also has described Moebius ring structure.And for example, described bending extension and described auxiliary heat dissipation unit are wholely set, and namely described in each, auxiliary heat dissipation unit bends extension for described in one.
Refer to Fig. 2 and Fig. 5, trunking 400 is fixedly installed on a side of mount pad 100, and trunking 400 is parallel away from the plane at the place, top of the second side 120 with several heat-sink units 300, so that installing wire, thus protection electric wire.Refer to Fig. 5, trunking 400 has foursquare cross section, scarce limit, and trunking 400 has an opening 410, like this, more conveniently by opening 410, electric wire can be put into trunking 400.Trunking 400 near heat-sink unit 300 and opening 410 arrange towards heat-sink unit 300, the dual-side that trunking 400 is adjacent offers several through holes 420 respectively, such as, the dual-side that trunking 400 is adjacent is respectively the first side parallel with heat-sink unit 300 and the second side parallel with the second side 120, be appreciated that, several through hole 420 1 aspects play the effect of installing securing electric lines for wearing electric wire, on the other hand, several through holes 420 can also play auxiliary heat dissipation effect, the outer field insulated hull melting loss of electric wire is made to avoid electric wire to be subject to excessive temperature, there is potential safety hazard.
In order to protect electric wire better and strengthen the radiating effect of trunking 400; such as; gap is provided with between trunking 400 and heat-sink unit 300; like this; can prevent electric wire accommodating in trunking 400 from directly contacting with heat-sink unit 300; thus avoid the outer field insulated hull of electric wire by heat-sink unit 300 melting loss of higher temperature, protect electric wire better.Such as, the width in described gap is 3mm ~ 5mm, like this, wire better can be made to pass described gap and then be placed in trunking 400, in addition, described gap is set, can also makes between trunking 400 and heat-sink unit 300, to form cross-ventilation and conduct heat, and then enhance the radiating effect of trunking 400.
In order to install fixing described auxiliary heat dissipation unit better, and strengthen the radiating effect of described trunking, such as, in the clamping of described auxiliary heat dissipation unit and described trunking, and for example, described trunking wears the inside of the Moebius ring structure of described auxiliary heat dissipation unit, and described auxiliary heat dissipation unit is all connected with described mount pad with described auxiliary heat dissipation unit, like this, fixing described auxiliary heat dissipation unit can be installed better, and strengthen the radiating effect of described trunking.
In order to protect described heat-sink unit better, described trunking and described auxiliary heat dissipation unit, such as, refer to Fig. 2 and Fig. 6, the both sides of mount pad 100 all offer draw-in groove 150, lamp cover 700 is hollow structure, the madial wall of lamp cover 700 arranges two holding sections 710 engaged with two draw-in grooves 150 respectively, holding section 710 is connected in draw-in groove 150, overlapping 700 to make lamp covers on mount pad 100, and accommodating described heat-sink unit, described trunking and described auxiliary heat dissipation unit, like this, described heat-sink unit can be protected better, described trunking and described auxiliary heat dissipation unit.
An example is, a kind of LED illumination lamp comprises the above-mentioned LED line of above-mentioned any embodiment.
Such as, a kind of LED illumination lamp comprises the above-mentioned LED line of above-mentioned any embodiment, and each described LED line is arranged in series, and like this, can obtain good illuminating effect.Such as, LED line described in each arranges incoming end and picks out end, incoming end with pick out end power line be set respectively, each described LED line realizes connecting with picking out to hold by incoming end.
Above-mentioned LED line 10 is by heat-sink unit 300 is arranged on the second side 120 of mount pad 100 by the first side 110 of LED 200 being arranged on mount pad 100, structure is simpler, be easy to assembling, and cost is lower, in addition, heat-sink unit 300 can fall apart in time LED 200 produce heat, radiating effect is better.
Above-mentioned LED line 10 is particularly useful for, in the larger LED lamp of luminous power, having market value basis and practical value extremely widely.
It should be noted that, other embodiments of the present invention also comprise, and the technical characteristic in the various embodiments described above be combined with each other formed, the LED line that can implement, like this, good heat dissipation effect can be realized, be easy to assembling, the simple and lower-cost technique effect of structure.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively 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, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (8)
1. a LED line, is characterized in that, comprising: mount pad, several LED, several heat-sink units and trunking;
Described mount pad has the first relative side and the second side;
LED described in several is that array is arranged on described first side;
The interval and be fixedly installed on described second side successively of heat-sink unit described in several, described heat-sink unit offers radiating groove away from the top of described second side, and described in several, radiating groove be arranged in parallel;
Described trunking is fixedly installed on a side of described mount pad, and described trunking is parallel away from the plane at the place, top of described second side with heat-sink unit described in several, described trunking has foursquare cross section, scarce limit, described trunking has an opening, described trunking near described heat-sink unit and described opening arrange towards the side of described heat-sink unit, the dual-side that described trunking is adjacent offers several through holes respectively.
2. LED line according to claim 1, is characterized in that, also comprises lamp cover, and the both sides of described mount pad all offer draw-in groove, and described lamp cover is hollow structure, and the madial wall of described lamp cover arranges two holding sections engaged with two described draw-in grooves respectively.
3. LED line according to claim 1, is characterized in that, also comprises pcb board, and described pcb board is arranged on described mount pad, and LED described in several is that array is arranged on described pcb board.
4. LED line according to claim 1, is characterized in that, the inside of described heat-sink unit has the cross section of Peano curve.
5. LED line according to claim 1, is characterized in that, the top of each described heat-sink unit also arranges an auxiliary heat dissipation unit.
6. LED line according to claim 5, is characterized in that, described auxiliary heat dissipation unit has Moebius ring structure.
7. LED line according to claim 6, is characterized in that, auxiliary heat dissipation unit described in the top extended of each described heat-sink unit.
8. LED line according to claim 1, is characterized in that, heat-sink unit described in several has continuously the cross section of " several " font.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410381724.5A CN104132269B (en) | 2014-08-05 | 2014-08-05 | LED line |
| CN201610133593.8A CN105782730B (en) | 2014-08-05 | 2014-08-05 | LED line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410381724.5A CN104132269B (en) | 2014-08-05 | 2014-08-05 | LED line |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610133593.8A Division CN105782730B (en) | 2014-08-05 | 2014-08-05 | LED line |
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| CN104132269A CN104132269A (en) | 2014-11-05 |
| CN104132269B true CN104132269B (en) | 2016-04-06 |
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| CN201410381724.5A Active CN104132269B (en) | 2014-08-05 | 2014-08-05 | LED line |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105099564B (en) * | 2015-06-16 | 2018-04-10 | 苏州旭创科技有限公司 | Encapsulating structure and optical module |
| CN106247295A (en) * | 2016-08-18 | 2016-12-21 | 东莞市闻誉实业有限公司 | There is the lighting of LED row |
| CN107559681B (en) * | 2017-09-26 | 2020-03-24 | 东莞市闻誉实业有限公司 | Array type adjusting light-emitting equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| TW201021668A (en) * | 2008-11-24 | 2010-06-01 | Acbel Polytech Inc | Power supplier assembly structure for lighting apparatus |
| CN101666435B (en) * | 2009-09-30 | 2012-10-03 | 浙江西子光电科技有限公司 | LED lamp with heat dissipation device and manufacturing method thereof |
| CN201547722U (en) * | 2009-09-30 | 2010-08-11 | 李廷帅 | Radiating fin for high power LED lamp |
| CN201661928U (en) * | 2009-10-15 | 2010-12-01 | 苏州中泽光电科技有限公司 | Combined type LED street lamp |
| CN201973689U (en) * | 2011-04-01 | 2011-09-14 | 深圳市证通佳明光电有限公司 | Radiating device of LED (light-emitting diode) lamp |
| CN202074470U (en) * | 2011-08-17 | 2011-12-14 | 陈俊峰 | Radiator with notch structure |
| JP5940372B2 (en) * | 2012-05-21 | 2016-06-29 | シャープ株式会社 | Lighting device |
| CN202812857U (en) * | 2012-07-27 | 2013-03-20 | 四川新力光源股份有限公司 | LED light source module |
| CN203395735U (en) * | 2013-07-10 | 2014-01-15 | 奉化市金源电子有限公司 | Modular LED (Light-Emitting Diode) road lamp |
| CN103453501B (en) * | 2013-09-22 | 2016-02-10 | 陈云芽 | A kind of LED radiator |
| CN103697375B (en) * | 2013-12-05 | 2016-03-02 | 广东融捷光电科技有限公司 | Led street lamp |
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