CN104132269A - LED line lamp and LED illumination lamp - Google Patents

LED line lamp and LED illumination lamp Download PDF

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Publication number
CN104132269A
CN104132269A CN201410381724.5A CN201410381724A CN104132269A CN 104132269 A CN104132269 A CN 104132269A CN 201410381724 A CN201410381724 A CN 201410381724A CN 104132269 A CN104132269 A CN 104132269A
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China
Prior art keywords
led
heat
lamp
several
wire casing
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CN201410381724.5A
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Chinese (zh)
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CN104132269B (en
Inventor
叶伟炳
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Dongguan Wenyu Industrial Co Ltd
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Dongguan Wenyu Industrial Co Ltd
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Priority to CN201410381724.5A priority Critical patent/CN104132269B/en
Priority claimed from CN201610133593.8A external-priority patent/CN105782730B/en
Publication of CN104132269A publication Critical patent/CN104132269A/en
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Publication of CN104132269B publication Critical patent/CN104132269B/en
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Abstract

The invention relates to an LED line lamp and an LED illumination lamp. The LED line lamp comprises an installation base, a plurality of LED lamps, a plurality of heat dissipation units and a line groove part. The installation base is provided with a first side face and a second side face which are opposite to each other. The LED lamps are arranged on the first side face in an array mode. The heat dissipation units are arranged on the second side face. The tops of the heat dissipation units are provided with heat dissipation grooves. The line groove part is formed in the installation base. The cross section of the line groove part is in a side-omitted square shape. The line groove part is provided with an opening. The opening of the line groove part faces towards one side of the heat dissipation units. The line groove part is provided with a plurality of through holes. According to the LED line lamp, the LED lamps are installed on the first side face, the heat dissipation units are arranged on the second side face, and therefore the structure is simple, assembly is easy, and cost is low. In addition, the heat dissipation units can dissipate heat in time and is good in heat dissipation effect. Furthermore, the invention discloses the LED illumination lamp with the LED line lamp.

Description

LED line lamp and LED lighting
Technical field
The present invention relates to LED lamp radiator field, particularly relate to a kind of LED line lamp and use the LED lighting of this LED line lamp.
Background technology
LED (Light Emitting Diode, light emitting diode), it can directly become visible ray by electric energy conversion efficiently, and have and reach tens thousand of hours~service life of 100,000 hours, thereby be 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 a semi-conductive P-N knot, and in the time that 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, conventionally because element chip all has very little size, therefore, also the temperature of LED chip is called to the junction temperature of LED chip.
Adopt the LED light fixture that LED makes to be called as the most frequently used lighting with the advantage such as of fine quality, durable, energy-conservation.
But the drawback that LED light fixture self exists is, LED light fixture light efficiency is subject to the impact of junction temperature of LED larger, and higher junction temperature of chip will cause light efficiency to occur obviously declining, and can have influence on the service life of LED light fixture.Because LED lamp is when luminous, the temperature of himself can constantly raise, and in lasting illumination work, if the heat that LED lamp produces can not exhale in time, will cause the damage of LED lamp, affects the service life of LED lamp.Therefore, the heat dissipation problem of solution LED lamp is most important for the performance that promotes LED lamp.
For the problems referred to above, the heat energy producing when some LED light fixtures are generally luminous by LED is directly delivered to aluminium alloy or various metal shell dispels the heat, or by heat conductive silica gel transferring heat energy, thereby the high temperature producing while reducing LED illumination, reduce LED light decay, extend LED and throw light on service life.
But, for the larger LED light fixture of luminous power, due to the radiating effect of shell and the heat-conducting effect of heat conductive silica gel is poor can not meet heat radiation requirement, therefore can not well realize the high temperature producing while reducing LED illumination.If set up again in addition heat abstractor on shell, can increase manufacture difficulty, and cost be also higher.
Summary of the invention
Based on this, be necessary to provide a kind of good heat dissipation effect, be easy to assembling, simple in structure and lower-cost LED line lamp and LED lighting.
A kind of LED line lamp, comprising: mount pad, several LED lamps, several heat-sink units and wire casing portion;
Described mount pad has the first relative side and the second side;
Described in several, LED lamp is array and is arranged on described the first side;
Heat-sink unit interval and being fixedly installed on described the second side successively described in several, described heat-sink unit offers radiating groove away from the top of described the second side, and described in several, radiating groove be arranged in parallel;
Described wire casing portion is fixedly installed on a side of described mount pad, and described wire casing portion and described in several heat-sink unit away from the plane parallel at the place, top of described the second side, described wire casing portion has foursquare cross section, scarce limit, described wire casing portion has an opening, described wire casing portion is the side setting towards described heat-sink unit near described heat-sink unit and described opening, and the adjacent dual-side of described wire casing portion is offered respectively several through holes.
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, on the madial wall of described lamp cover, two holding sections that engage with two described draw-in grooves is respectively set.
In one of them embodiment, also comprise lamp cover, also comprise pcb board, described pcb board is arranged on described mount pad, and described in several, LED lamp is array and 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, the top of each described heat-sink unit extend arrange one described in auxiliary heat dissipation unit.
In one of them embodiment, also comprise lamp cover, described auxiliary heat dissipation unit card is connected to described wire casing portion.
In one of them embodiment, also comprise lamp cover, described in several, heat-sink unit has continuously the cross section of " several " font.
A kind of LED lighting, comprises arbitrary described LED line lamp, and each described LED line lamp series connection arranges.
Above-mentioned LED line lamp is by being arranged on LED lamp on the first side of mount pad and heat-sink unit being arranged on the second side of mount pad, and structure is simpler, is easy to assembling, and cost is lower, in addition, heat-sink unit can fall apart in time LED lamp produce heat, radiating effect is better.
Above-mentioned LED line lamp is particularly useful for, in LED light fixture that luminous power is larger, having market value basis and practical value extremely widely.
Brief description of the drawings
Fig. 1 is the structural representation of the LED line lamp of an embodiment of the present invention;
Fig. 2 is the side view of the LED line lamp shown in Fig. 1;
Fig. 3 is the structural representation of the first side of 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 wire casing portion 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 above-mentioned purpose of the present invention, feature and advantage can be become apparent more, below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.A lot of details are set forth in the following description so that fully understand the present invention.But the present invention can implement to be much different from alternate manner described here, and those skilled in the art can do similar improvement without prejudice to intension of the present invention in the situation that, and therefore the present invention is not subject to the restriction of following public specific embodiment.
Refer to Fig. 1 to Fig. 3, the LED line lamp 10 of an embodiment comprises mount pad 100, several LED lamps 200, several heat-sink units 300 and wire casing portion 400.Several LED lamps 200, several heat-sink units 300 and wire casing portion 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.For example, 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, for example, 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, can also make the quality of mount pad 100 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, be more conducive to assembling and cost lower.And for example, mount pad 100 is albronze, and in described aluminium alloy, the shared mass percent of aluminium is at least 75%, like this, has both ensured heat dispersion and the heat conductivility of mount pad 100, can also alleviate the quality of mount pad 100, be more conducive to assembling and cost 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 lamps 200 are on the first side 110 that array is arranged at mount pad 100.
In order to improve the illuminating effect of LED lamp 200, and improve the utilization rate of LED lamp 200 light, for example, on described the first side 110, reflector layer is set, the light that LED lamp 200 penetrates passes through after described reflector layer multiple reflections and/or refraction, the light beam that can more be assembled, thereby improve the illuminating effect of LED lamp 200, and described reflector layer can also avoid the light that LED lamp 200 penetrates to be absorbed by described the first side, thereby has reduced light decay, has improved the utilization rate of LED lamp 200 light.
In order further to improve the reflecting effect of described reflector layer, the light atomization more that LED lamp 200 is penetrated, make human eye more comfortable, for example, described reflector layer comprises polyester layer and is arranged at several the hollow reflection spheres on described polyester layer, the thickness of described polyester layer is 10 μ m~15 μ m, the external diameter of described hollow reflection sphere is 20 μ m~25 μ m, internal diameter is 10 μ m~15 μ m, so that described reflector layer forms concaveconvex structure, be that described hollow reflection sphere is placed on outside described polyester layer at least partly, like this, when the light that LED lamp 200 penetrates is irradiated to described hollow reflection sphere surperficial, can there is multipath reflection and refraction in the light that LED lamp 200 penetrates, thereby the light atomization more that LED lamp 200 is penetrated, make human eye more comfortable.
In order to optimize LED lamp 200 distributing position spatially, and then raising illuminating effect, for example, several LED lamps 200 are matrix spread configuration on the first side 110 of mount pad 100, and several LED lamps 200 are several rows and some row are arranged on the first side 110 of mount pad 100.And for example, the first side 110 is hyperbolic-parabolic, the first side 110 is saddle face, several LED lamps 200 are array and are arranged on the first side 110, so that several LED lamps 200 self place Surface forming hyperbolic-parabolic or saddle face, like this, can make the brightness of field of illumination of LED lamp 200 more evenly comfortable, to prevent local hot spot, i.e. regional area brightness is excessive, and then has improved illuminating effect.
In order to protect better LED lamp 200, for example, on the first side 110, several installation positions are set.And for example; described in several, installation position is the annular slot being opened on described the first side 110; refer to Fig. 4; above-mentioned LED line lamp also arranges several and described LED lamp quantity lampshade 500 one to one; lampshade 500 is hollow semicircle chondritic; the edge extension of its opening arranges several arc holding sections 510; several arc holding sections 510 are arranged in the annular slot on described the first side 110; like this; can protect better LED lamp 200; in addition, lampshade 500 removably connects with described mount pad, is convenient to maintenance and the replacing of LED lamp 200.
For mounted LED lamp 200 better, for example, above-mentioned LED line lamp also arranges pcb board, and pcb board is arranged in described mount pad, and described in several, LED lamp is array and is installed on described pcb board, like this, and mounted LED lamp 200 better.
Please refer to Fig. 1 and Fig. 2, several heat-sink units 300 successively interval and be fixedly installed with the second side 120 on, 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.For example, 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 is corresponding one by one with the quantity of above-mentioned LED lamp, to improve the radiating effect of heat-sink unit 300.
For example, several heat-sink units 300 are by being welded and fixed on the second side 120 that is arranged at mount pad 100.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 by connecting and fixing on the second side 120 that is arranged at mount pad 100.And for example, heat-sink unit 300 and mount pad 100 structure that is formed in one, to improve mechanical strength.
In order to improve the radiating effect of described heat-sink unit, for example, the inside of described heat-sink unit has the cross section of Peano curve, be that 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 to say, there are several radiating surfaces described heat-sink unit inside, these radiating surfaces interconnect, form the Peano curve of a Peano curve or part, there is the cross section that the cross section of Peano curve has with respect to the internal structure of traditional heat-sink unit and can greatly improve heat radiation specific area, thereby can improve the radiating effect of described heat-sink unit, secondly, described heat-sink unit has the cross section of Peano curve, can also form the heat dissipation path of two ends of connection heat-sink unit, thereby can further strengthen the radiating effect of heat-sink unit.Finally, the cross section that described heat-sink unit has Peano curve can also make described heat-sink unit in the time having good radiating effect, also has lighter weight simultaneously, and cost is lower, is easy to installation and transportation.
In order further to improve the radiating effect of described heat-sink unit, for example, 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, the top of each described heat-sink unit extend arrange one described in auxiliary heat dissipation 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, the in the situation that of same weight, can form a good radiator structure, can make the described auxiliary heat dissipation unit of given volume there is the specific area of dispelling the heat significantly, thereby can further improve the radiating effect of described heat-sink unit.And for example, a heat dissipation plate is also set, it connects respectively one end away from described heat-sink unit, each described auxiliary heat dissipation unit, several bending extensions that described heat dissipation plate comprises heat radiator body and is connected with heat radiator body edge.Several bending extensions radially distribute in the edge of heat radiator body, for example, and its outer top.The design of bending extension, both can save material, weight reduction, can above LED line lamp, form again a heat-dissipating space; And for example, respectively bend extension bending and coated described LED line lamp, form a moulding radiating area at its outer surface.And for example, the mount pad periphery of LED line lamp arranges an annular mounting groove, and bending extension is embedded in annular mounting groove away from the end of heat radiator body, so that bending extension is fixedly installed on mount pad away from the end of heat radiator body.For example, bending extension has two isosceles trapezoid portions.Like this, there is the heat that can quickly LED lamp be delivered on bending extension compared with the medium position of coarse-texture and fall apart, further strengthen the radiating effect of bending extension.And for example, bending extension has distorted-structure; For example, 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 described in each, auxiliary heat dissipation unit is to bend extension described in one.
Refer to Fig. 2 and Fig. 5, wire casing portion 400 is fixedly installed on a side of mount pad 100, and wire casing portion 400 and the plane parallel of several heat-sink units 300 away from the place, top of the second side 120, so that installing wire, thereby protection electric wire.Refer to Fig. 5, wire casing portion 400 has foursquare cross section, scarce limit, and wire casing portion 400 has an opening 410, like this, can by opening 410, electric wire be put into wire casing portion 400 more easily.Wire casing portion 400 arranges towards heat-sink unit 300 near heat-sink unit 300 and opening 410, the adjacent dual-side of wire casing portion 400 offers respectively several through holes 420, for example, the adjacent dual-side of wire casing portion 400 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 holes 420 play for wearing electric wire the effect that securing electric lines is installed on the one hand, on the other hand, several through holes 420 can also play auxiliary heat dissipation effect, make the outer field insulated hull melting loss of electric wire to avoid electric wire to be subject to excessive temperature, there is potential safety hazard.
In order to protect better the radiating effect of electric wire and splicing thread slot part 400; for example; between wire casing portion 400 and heat-sink unit 300, be provided with gap; like this; can prevent that the interior accommodating electric wire of wire casing portion 400 from directly contacting with heat-sink unit 300; thereby avoid the outer field insulated hull of electric wire by heat-sink unit 300 melting losses of higher temperature, protected better electric wire.For example, the width in described gap is 3mm~5mm, like this, can better make wire pass described gap and then be placed in wire casing portion 400, in addition, described gap is set, can also makes to form cross-ventilation between wire casing portion 400 and heat-sink unit 300 and conduct heat, and then strengthen the radiating effect of wire casing portion 400.
For fixing described auxiliary heat dissipation unit is installed better, and strengthen the radiating effect of described wire casing portion, for example, in the unit clamping of described auxiliary heat dissipation and described wire casing portion, and for example, described wire casing portion 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 wire casing portion.
In order to protect better described heat-sink unit, described wire casing portion and described auxiliary heat dissipation unit, for example, 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, on the madial wall of lamp cover 700, two holding sections 710 that engage with two draw-in grooves 150 are respectively set, holding section 710 is connected in draw-in groove 150, so that lamp cover 700 covers on mount pad 100, and accommodating described heat-sink unit, described wire casing portion and described auxiliary heat dissipation unit, like this, can protect better described heat-sink unit, described wire casing portion and described auxiliary heat dissipation unit.
An example is that a kind of LED lighting comprises the above-mentioned LED line lamp of above-mentioned arbitrary embodiment.
For example, a kind of LED lighting comprises the above-mentioned LED line lamp of above-mentioned arbitrary embodiment, and each described LED line lamp series connection arranges, and like this, can obtain good illuminating effect.For example, described in each, LED line lamp arranges incoming end and picks out end, incoming end with pick out end power line be set respectively, each described LED line lamp by incoming end with pick out end realization and connect.
Above-mentioned LED line lamp 10 is by being arranged on LED lamp 200 on the first side 110 of mount pad 100 and heat-sink unit 300 being arranged on the second side 120 of mount pad 100, structure is simpler, be easy to assembling, and cost is lower, in addition, heat-sink unit 300 heat that LED lamp 200 produces that can fall apart in time, radiating effect is better.
Above-mentioned LED line lamp 10 is particularly useful for, in LED light fixture that luminous power is larger, having market value basis and practical value extremely widely.
It should be noted that, other embodiment of the present invention also comprise, the technical characterictic in the various embodiments described above mutually combines formed, the LED line lamp that can implement, like this, good heat dissipation effect be can realize, assembling, simple in structure and lower-cost technique effect are easy to.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore 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 (10)

1. a LED line lamp, is characterized in that, comprising: mount pad, several LED lamps, several heat-sink units and wire casing portion;
Described mount pad has the first relative side and the second side;
Described in several, LED lamp is array and is arranged on described the first side;
Heat-sink unit interval and being fixedly installed on described the second side successively described in several, described heat-sink unit offers radiating groove away from the top of described the second side, and described in several, radiating groove be arranged in parallel;
Described wire casing portion is fixedly installed on a side of described mount pad, and described wire casing portion and described in several heat-sink unit away from the plane parallel at the place, top of described the second side, described wire casing portion has foursquare cross section, scarce limit, described wire casing portion has an opening, described wire casing portion is the side setting towards described heat-sink unit near described heat-sink unit and described opening, and the adjacent dual-side of described wire casing portion is offered respectively several through holes.
2. LED line lamp 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, on the madial wall of described lamp cover, two holding sections that engage with two described draw-in grooves is respectively set.
3. LED line lamp according to claim 1, is characterized in that, also comprises pcb board, and described pcb board is arranged on described mount pad, and described in several, LED lamp is array and is arranged on described pcb board.
4. LED line lamp 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 lamp 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 lamp according to claim 5, is characterized in that, described auxiliary heat dissipation unit has Moebius ring structure.
7. LED line lamp according to claim 6, is characterized in that, the top of each described heat-sink unit extend arrange one described in auxiliary heat dissipation unit.
8. according to the arbitrary described LED line lamp of claim 1 to 7, it is characterized in that, described auxiliary heat dissipation unit card is connected to described wire casing portion.
9. LED line lamp according to claim 1, is characterized in that, described in several, heat-sink unit has continuously the cross section of " several " font.
10. a LED lighting, is characterized in that, comprises the arbitrary described LED line lamp of claim 1 to 9, and each described LED line lamp series connection arranges.
CN201410381724.5A 2014-08-05 2014-08-05 LED line Active CN104132269B (en)

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Application Number Priority Date Filing Date Title
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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

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CN104132269B CN104132269B (en) 2016-04-06

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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
CN107559681A (en) * 2017-09-26 2018-01-09 东莞市闻誉实业有限公司 Array adjusts luminaire

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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
CN107559681A (en) * 2017-09-26 2018-01-09 东莞市闻誉实业有限公司 Array adjusts luminaire

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