CN104110645B - Dimmable LED light fixture - Google Patents
Dimmable LED light fixture Download PDFInfo
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- CN104110645B CN104110645B CN201310131480.0A CN201310131480A CN104110645B CN 104110645 B CN104110645 B CN 104110645B CN 201310131480 A CN201310131480 A CN 201310131480A CN 104110645 B CN104110645 B CN 104110645B
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- heat sink
- led light
- light source
- main heat
- light fixture
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Abstract
The invention provides a kind of Dimmable LED light fixture, comprise lamp housing, heat sink, LED light source group and Transparent lamp shade, heat sink is located in lamp housing, LED light source is mounted on heat sink, Transparent lamp shade is covered on lamp housing, and heat sink comprises a main heat sink and both sides heat sink, and main heat sink is in the form of slot, both sides heat sink is articulated with the both sides on edge on main heat sink cell wall respectively, and the bottom land of main heat sink and the upper surface of both sides heat sink are equipped with LED light source group.Through Transparent lamp shade after the light mixing that the LED light source group being located at main heat sink bottom land and side heat sink upper surface sends, form the bright dipping that light fixture is final, by regulating rotational angle and the adjustable luminaire light-out effect of the relatively main heat sink of side heat sink.Meanwhile, be located at height of formation between the light source group of the bottom land of main heat sink and the LED light source group being located at side heat sink upper surface poor, project the dark space of each group of LED light source group of the light complementation on Transparent lamp shade, play the effect of all light.
Description
Technical field
The invention belongs to technical field of lamps, particularly relate to a kind of Dimmable LED light fixture.
Background technology
LED has that efficient energy-saving, luminance are high, little power consumption, long service life, photochromic pure, advantage that many conventional light source such as stability is high, high safety, environmental protection are incomparable, be the lighting source of a kind of low-carbon (LC), green, environmental protection.Present many places have all started universal use LED lamp, but the LED light source of existing LED lamp inside is all hard-wired, LED light source position and direction can not be regulated, therefore, can not regulate lamp luminescence angle, can not the light-out effect of flexible modulation light fixture, this kind of LED lamp just can not be applicable to the occasion needing to adjust light effect, provide multiple luminous intensity distribution.
In addition, LED lamp is also usually used in short Space, Place, and such as, in passageway, naval vessel, cabin, ship, the place such as main equipment operation room mostly belongs to short Space, Place, and due to its particularity, this kind of site requirements light fixture can not have the phenomenon such as dazzle, non-uniform light.
Existing LED lamp has following two kinds of light distributing methods usually: 1, LED lamp bead become spacing to arrange and be welded on heat sink, heat sink is placed in lamp housing, and Transparent lamp shade is covered on lamp housing; 2, be closely attached on heat sink by some paster LED lamp pearls, heat sink is placed in lamp housing, and Transparent lamp shade is covered on lamp housing.In first method, because LED lamp bead becomes spacing to arrange, light therethrough Transparent lamp shade is mapped to the external world, and like this, the light emitted by light fixture is not uniform, but in effect that is bright, that secretly replace, affects illuminating effect.Second method then solves the problem that in first method, light is uneven, but, paster LED lamp pearl power is little, and the form needing to connect is electrically connected mutually, like this, if wherein a lamp pearl burns out or open circuit, then can cause all lamp pearls all can not normal luminous, and the lamp pearl quantity due to used in the method be many, especially for the light fixture needing luminous intensity large, needed for it, lamp interior space is large, manufacturing process is complicated, cost is also high.
Summary of the invention
The object of the invention is to the defect overcoming prior art, provide adjustable light-out effect and can send the Dimmable LED light fixture of all light, this light fixture can carry out real-time light modulation and adjustable extent is large.
The present invention realizes like this, a kind of Dimmable LED light fixture, comprise lamp housing, heat sink, LED light source group and Transparent lamp shade, described heat sink is located in described lamp housing, described LED light source is mounted on described heat sink, described Transparent lamp shade is covered on described lamp housing, described heat sink comprises a main heat sink and both sides heat sink, described main heat sink is in the form of slot, side heat sink described in two is articulated with the both sides on edge on described main heat sink cell wall respectively, and described in the bottom land and two of described main heat sink, the upper surface of side heat sink is equipped with described LED light source group.
Further, described main heat sink is the gradually wide trapezoidal channel-shaped of outward opening, and two cell walls relative in described main heat sink are provided with reflector.
Further, described lamp housing is in the form of slot and its two ends are equipped with end cap.
Particularly, also comprise the regulating part for regulating described side heat sink rotational angle, described end cap is provided with two symmetrical arc pilot holes, and described regulating part one end connects described side heat sink, and the other end is through described pilot hole.
More specifically, also comprise the holder for fixing described regulating part position, described holder is located on described end cap, and described regulating part is locked on described holder through one end of described pilot hole.
Further, also comprise securing member, described holder is provided with arc fixing hole, and described regulating part is provided with fixed block through one end of described pilot hole, described fixed block is provided with the connecting hole corresponding with described fixing hole, and described securing member is through described connecting hole and described fixing hole and lock has locking member.
Further, one end that described regulating part connects described side heat sink is provided with slot, and heat sink one end, described side is inserted in described slot.
Particularly, described lamp housing two edge is equipped with chute, and described Transparent lamp shade adopts and with the addition of the high transmission rate plastics that a small amount of light expands agent, and described Transparent lamp shade two edge is all inwardly convexly equipped with the insert edge that can be inserted in described chute.
Preferably, described reflector two ends are provided with crochet, and be equipped with the installing hole corresponding with described crochet inside described main heat sink two, described crochet is hooked in described installing hole.
Further, also comprise power supply and Ge Lan joint, described power supply to be located in described lamp housing and to be electrically connected with described LED light source group, and described end cap is provided with the through hole can installing described Ge Lan joint, and described Ge Lan jiont treatment is on described through hole.
The present invention has following technique effect:
Main heat sink bottom land in the present invention and side heat sink upper surface are equipped with LED light source group, because side heat sink is articulated with edge on main heat sink cell wall, through Transparent lamp shade after the light mixing that the LED light source group being located at main heat sink bottom land and side heat sink upper surface sends, form the bright dipping that light fixture is final, be appreciated that, by regulating the rotational angle of side heat sink relative to main heat sink and the light-out effect of adjustable luminaire, be specially adapted to the environment needing to provide multiple illuminating effect, the present invention can carry out real-time light modulation and adjustable extent is large.In addition, in the present invention, the upper surface of the evenly distributed bottom land in main heat sink of LED and side heat sink forms three groups of LED light source groups, be located at height of formation between the LED light source group of the bottom land of main heat sink and the LED light source group being located at side heat sink upper surface poor, be appreciated that, these two groups of LED light source composition different angles are interlocked and are projected on Transparent lamp shade, the complementary dark space of each group of LED light source group, the light launched finally through Transparent lamp shade is very even, play the effect of all light, its illuminating effect is splendid.Moreover, because LED light source of the present invention can be the lamp pearl of the discrete arrangement in spacing, and without the need to some LED lamp bead being arranged thick and fast continuously, like this, not only simplify technological process, and save manufacturing cost.
Accompanying drawing explanation
Fig. 1 is the exploded view of the embodiment of the present invention;
Fig. 2 is the installation diagram of the embodiment of the present invention;
Fig. 3 is the structural representation that the embodiment of the present invention does not install Transparent lamp shade;
Fig. 4 is the structural representation of main heat sink and one of them side heat sink in the embodiment of the present invention;
Fig. 5 is the schematic diagram of regulating part in the embodiment of the present invention;
Fig. 6 is the schematic diagram of holder in the embodiment of the present invention.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
See Fig. 1, embodiments provide a kind of Dimmable LED light fixture, comprise lamp housing 1, heat sink 2, LED light source group 3 and Transparent lamp shade 4, described heat sink 2 is located in described lamp housing 1, described LED light source group 3 is located on described heat sink 2, described Transparent lamp shade 4 is covered on described lamp housing 1, described heat sink 2 comprises main heat sink 21 and a both sides heat sink 22, described main heat sink 21 is in the form of slot, side heat sink 22 described in two is articulated with the both sides on edge on described main heat sink 21 cell wall respectively, described in the bottom land and two of described main heat sink 21, the upper surface of side heat sink 22 is equipped with described LED light source group 3.Main heat sink 21 bottom land and side heat sink 22 upper surface are equipped with LED light source group, because side heat sink 22 is articulated with edge on main heat sink 21 cell wall, be appreciated that by regulating side heat sink 22 relative to the main rotational angle of heat sink 21 and the light-out effect of adjustable luminaire.Such as, when the upper surface of both sides heat sink 22 is respectively to main heat sink 21 groove outer incline, the light that the LED light source group 3 on both sides heat sink 22 sends is to the injection of heat sink 2 both sides, and the light irradiation angle range finally through Transparent lamp shade 4 is larger; When the upper surface of both sides heat sink 22 is all parallel with the bottom land of main heat sink 21, the light ray parallel that LED light source group on the light that LED light source group on both sides heat sink 22 sends and main heat sink 21 sends penetrates, and the light finally through Transparent lamp shade 4 is more concentrated, according to outranging, brightness is higher; When the upper surface of both sides heat sink 22 is tilted respectively to main heat sink 21 groove, the light that the LED light source group on both sides heat sink 22 sends shoots to relative side heat sink 22 direction, and like this, the light finally through Transparent lamp shade 4 irradiates more concentrated; Certainly, the angle that side heat sink 22 described in two rotates can also be regulated according to specific needs.This light fixture can carry out real-time light modulation and adjustable extent is large.
In addition, LED lamp bead is evenly distributed forms three groups of LED light source groups 3 in the bottom land of main heat sink 21 and the upper surface of side heat sink 22, be located at height of formation between the LED light source group of the bottom land of main heat sink 21 and the LED light source group being located at side heat sink 22 upper surface poor, these three groups of LED light source composition angles are interlocked and are projected on Transparent lamp shade 4, the complementary dark space of each group of LED light source group 3, light finally through Transparent lamp shade 4 is very even, plays the effect of all light.Moreover, because LED light source group 3 of the present invention can be the lamp pearl of the discrete arrangement in spacing, and without the need to some LED lamp bead being arranged thick and fast continuously, like this, not only simplify technological process, and save manufacturing cost.
See Fig. 3 and Fig. 4, the trapezoidal channel-shaped that described main heat sink 21 is gradually wide in outward opening, in described main heat sink 21, two relative cell walls are provided with reflector 5.The light that the LED light source group being located at the bottom land of main heat sink 21 emits is mapped on reflector 5, light reflection is gone out by reflector 5, make full use of the light launched by this LED light source group side, increase the light be projected on Transparent lamp shade, improve effect and the light source utilization rate of all light further.See Fig. 4, in the embodiment of the present invention, main heat sink 21 and side heat sink 22 are the plate body that a punching press is formed, and its material requested is few, weight is little.Certainly, main heat sink 21 and side heat sink 22 can also other shapes exist, to meet particular demands.
See Fig. 1 and Fig. 2, described lamp housing 1 is in the form of slot and its two ends are equipped with end cap 6.Operating personnel can safeguard light fixture by opening end cap 6, and operation is very easy for it.In embodiments of the present invention, end cap 6 is installed on lamp housing 1 two ends by screw, more specifically, each end cap 6 upper surface is equipped with towards the flange 63 of light fixture, after Transparent lamp shade 4 is mounted to lamp housing 1, this flange 63 pushes down described translucent cover 4 end, adds the water proof and dust proof performance of light fixture entirety while compressing described translucent cover 4.
See Fig. 1 and Fig. 3, the embodiment of the present invention also comprises the regulating part 7 for regulating described side heat sink 22 rotational angle, described end cap 6 is provided with two symmetrical arc pilot holes 61, and described regulating part 7 one end connects described side heat sink 22, and the other end is through described pilot hole 61.Like this, user just can pass through slidable adjustment part 7 to regulate the angle of side heat sink 22 in light fixture outside, and regulates the light-out effect of light fixture without the need to opening Transparent lamp shade 4.Wherein, regulating part 7 slides in arcuate guide hole 61, and pilot hole 61 plays guide effect, and during guarantee slidable adjustment part 7, side heat sink 22 can normally swing.
See Fig. 1, the embodiment of the present invention also comprises the holder 8 for fixing described regulating part 7 position, and described holder 8 is located on described end cap 6, and described regulating part 7 is locked on described holder 8 through one end of described pilot hole 61.After regulating the light-out effect of light fixture, regulating part 7 is fixedly connected with holder 8, gets final product position and the angle of fixation side heat sink 22 like this, prevent side heat sink 22 to be given a shock and the light-out effect of accidental change light fixture.
See Fig. 1, Fig. 5 and Fig. 6, the embodiment of the present invention also comprises securing member 82, described holder 8 is provided with arc fixing hole 81, described regulating part 7 is provided with fixed block 71 through one end of described pilot hole 61, described fixed block 71 is provided with the connecting hole 711 corresponding with described fixing hole 81, and described securing member 82 is through described connecting hole 711 and described fixing hole 81 and lock has locking member 83.As wherein a kind of embodiment of securing member 82 and locking member 83, in the embodiment of the present invention, securing member 82 is bolt, and locking member 83 is nut, and the adjustment of such regulating part 7 just becomes very convenient.
See Fig. 1, Fig. 3 and Fig. 5, one end that described regulating part 7 connects described side heat sink 22 is provided with slot 72, and heat sink 22 one end, described side is inserted in described slot 72.Regulating part 7 is connected with side heat sink 22 with inserting mode, and its assembling is very convenient.
See Fig. 1, described lamp housing 1 liang of edge is equipped with chute 11, and described Transparent lamp shade 4 adopts and with the addition of the high transmission rate plastics that a small amount of light expands agent, and described Transparent lamp shade 4 liang of edges are all inwardly convexly equipped with the insert edge 41 that can be inserted in described chute 11.Insert edge 41 on Transparent lamp shade 4 can insert in chute 11 from lamp housing 1 side, its structure is very firm, and this structured transparent lampshade 4 is easy to loading and unloading, be convenient to the maintenance of light fixture, certainly, Transparent lamp shade 4 can also be covered on lamp housing 1 by other feasible patterns, such as snap or securing member fastening means.Material due to Transparent lamp shade 4 is with the addition of the plastics that a small amount of light expands agent, and its light transmittance is high, meanwhile, also can ensure the equal light effect of Transparent lamp shade 4 further.
See Fig. 1, described lamp housing 1 outer surface in the embodiment of the present invention is provided with radiating fin 12.The heat that LED light source group 3 sends is passed on heat sink 2, and the heat on heat sink 2 is passed on lamp housing 1, and heat is passed in air by radiating fin 11 by lamp housing 1, plays good thermolysis, effectively prevents light fixture from damaging because internal temperature is too high.
See Fig. 1 and Fig. 4, described reflector 5 two ends are provided with crochet 51, and described main heat sink 21 liang of inner sides are equipped with the installing hole 211 corresponding with described crochet 51, and described crochet 51 is hooked in described installing hole 211.Reflector 5 is installed on main heat sink 21 by the mode of hook, its stabilized structure, loads and unloads very convenient, is convenient to the maintenance of light fixture.Certainly, material that can be reflective can also directly be applied in main heat sink 21 liang inner side with reflection ray.
See Fig. 1 and Fig. 2, the embodiment of the present invention also comprises power supply 9 and Ge Lan joint 91, described power supply 9 to be located in described lamp housing 1 and to be electrically connected with described LED light source group 3, and described end cap 6 is provided with the through hole 62 can installing described Ge Lan joint 91, and described Ge Lan joint 91 is installed on described through hole 62.Ge Lan joint 91 is for plugging into external cable, and it plays the effect of sealed insulation, the inner components of available protecting light fixture.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement or improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a Dimmable LED light fixture, comprise lamp housing, heat sink, LED light source group and Transparent lamp shade, described heat sink is located in described lamp housing, described LED light source is mounted on described heat sink, described Transparent lamp shade is covered on described lamp housing, it is characterized in that: described heat sink comprises a main heat sink and both sides heat sink, described main heat sink is in the form of slot, side heat sink described in two is articulated with the both sides on edge on described main heat sink cell wall respectively, described in the bottom land and two of described main heat sink, the upper surface of side heat sink is equipped with described LED light source group, described lamp housing is in the form of slot and its two ends are equipped with end cap, also comprise the regulating part for regulating described side heat sink rotational angle, described end cap is provided with two symmetrical arc pilot holes, described regulating part one end connects described side heat sink, the other end is through described pilot hole.
2. Dimmable LED light fixture as claimed in claim 1, is characterized in that: described main heat sink is the gradually wide trapezoidal channel-shaped of outward opening, and two cell walls relative in described main heat sink are provided with reflector.
3. Dimmable LED light fixture as claimed in claim 1 or 2, it is characterized in that: also comprise the holder for fixing described regulating part position, described holder is located on described end cap, and described regulating part is locked on described holder through one end of described pilot hole.
4. Dimmable LED light fixture as claimed in claim 3, it is characterized in that: also comprise securing member, described holder is provided with arc fixing hole, described regulating part is provided with fixed block through one end of described pilot hole, described fixed block is provided with the connecting hole corresponding with described fixing hole, and described securing member is through described connecting hole and described fixing hole and lock has locking member.
5. Dimmable LED light fixture as claimed in claim 4, it is characterized in that: one end that described regulating part connects described side heat sink is provided with slot, heat sink one end, described side is inserted in described slot.
6. Dimmable LED light fixture as claimed in claim 1 or 2, it is characterized in that: described lamp housing two edge is equipped with chute, described Transparent lamp shade adopts and with the addition of the high transmission rate plastics that a small amount of light expands agent, and described Transparent lamp shade two edge is all inwardly convexly equipped with the insert edge that can be inserted in described chute.
7. Dimmable LED light fixture as claimed in claim 2, it is characterized in that: described reflector two ends are provided with crochet, be equipped with the installing hole corresponding with described crochet inside described main heat sink two, described crochet is hooked in described installing hole.
8. Dimmable LED light fixture as claimed in claim 1 or 2, it is characterized in that: also comprise power supply and Ge Lan joint, described power supply to be located in described lamp housing and to be electrically connected with described LED light source group, described end cap is provided with the through hole can installing described Ge Lan joint, and described Ge Lan jiont treatment is on described through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310131480.0A CN104110645B (en) | 2013-04-16 | 2013-04-16 | Dimmable LED light fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310131480.0A CN104110645B (en) | 2013-04-16 | 2013-04-16 | Dimmable LED light fixture |
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| Publication Number | Publication Date |
|---|---|
| CN104110645A CN104110645A (en) | 2014-10-22 |
| CN104110645B true CN104110645B (en) | 2016-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310131480.0A Active CN104110645B (en) | 2013-04-16 | 2013-04-16 | Dimmable LED light fixture |
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| CN (1) | CN104110645B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105774221B (en) * | 2016-04-15 | 2018-11-30 | 浙江舜嘉通用设备有限公司 | A kind of shutter type lamp box |
| CN108413263A (en) * | 2018-03-20 | 2018-08-17 | 深圳亚锐光电科技有限公司 | Led lamp |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201475810U (en) * | 2009-08-26 | 2010-05-19 | 东营泰克拓普光电科技有限公司 | Light-emitting diode road lamp capable of adjusting light distributing angle |
| CN201672379U (en) * | 2010-04-13 | 2010-12-15 | 苏州中泽光电科技有限公司 | LED curtain wall lamp |
| CN202082727U (en) * | 2011-04-25 | 2011-12-21 | 东莞市百分百科技有限公司 | LED (Light-Emitting Diode) road lamp |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110047094A (en) * | 2009-10-29 | 2011-05-06 | 이춘의 | light-emitting diode street light unit for Adjust to light distribution and brightness |
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2013
- 2013-04-16 CN CN201310131480.0A patent/CN104110645B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201475810U (en) * | 2009-08-26 | 2010-05-19 | 东营泰克拓普光电科技有限公司 | Light-emitting diode road lamp capable of adjusting light distributing angle |
| CN201672379U (en) * | 2010-04-13 | 2010-12-15 | 苏州中泽光电科技有限公司 | LED curtain wall lamp |
| CN202082727U (en) * | 2011-04-25 | 2011-12-21 | 东莞市百分百科技有限公司 | LED (Light-Emitting Diode) road lamp |
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| CN104110645A (en) | 2014-10-22 |
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