CN106151938A - A kind of LED soft ribbons lamp and LED illumination System - Google Patents
A kind of LED soft ribbons lamp and LED illumination System Download PDFInfo
- Publication number
- CN106151938A CN106151938A CN201510193025.2A CN201510193025A CN106151938A CN 106151938 A CN106151938 A CN 106151938A CN 201510193025 A CN201510193025 A CN 201510193025A CN 106151938 A CN106151938 A CN 106151938A
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- China
- Prior art keywords
- breach
- led
- curved portion
- flexible pcb
- smooth curved
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
Abstract
A kind of LED soft ribbons lamp and LED illumination System, including a lamp bracket.Described LED soft ribbons lamp is arranged on described lamp bracket.Described LED soft ribbons lamp includes a flexible PCB, and at least one is arranged on the LED on this flexible PCB.The both sides of described flexible PCB offer at least one first breach and the second breach respectively.Described lamp bracket includes a first smooth curved portion and a second smooth curved portion arranged with this first smooth curved portion parallel interval.First smooth curved portion has the arc length less than described second smooth curved portion.Described first smooth curved portion is used for being sticked at least one first breach so that this each first breach closes up.Described second smooth curved portion is used for being sticked at least one second breach so that this each second breach opens.LED soft ribbons lamp of the present invention to flexible PCB two lateral buckling, thus can adapt to more installation environment and meet the lighting demand of more perspective scope.
Description
Technical field
The present invention relates to a kind of LED lamp, particularly a kind of LED soft ribbons lamp and LED illumination System.
Background technology
Along with LED(Light Emitting Diode, light emitting diode) luminous efficiency improves constantly, and LED has the advantages such as light-gathering is good, brightness is high and extensively gets consumer reception.Particularly when LED uses flexible PCB, can adapt to irregular installation region by bending this flexible PCB to provide variation illumination.It is said that in general, the elongated tabular of flexible PCB.A kind of LED with flexible PCB that Fig. 1 provides for prior art, makes the optical axis (as shown in Fig. 1 filled arrows) of all LED in approximately the same plane owing to this flexible PCB can only bend when being provided with the face of LED and opposing face stress thereof.Therefore, prior art uses most of light injection direction of the LED of flexible PCB be in the plane at the flexible PCB place after bending, thus limit the range of exposures of LED.Particularly in cabinet illumination application, need to arrange bottom cabinet and there is the LED of flexible PCB to provide downward illumination.Thus, in order to provide downward illumination, LED of the prior art needs be attached by adapter in the bending place of circular or oval cabinet or the corner of square cabinet, and can not realize bending a complete flexible PCB and providing downward illumination.
Summary of the invention
In view of this, the invention provides and a kind of can realize towards two lateral bucklings of this flexible PCB so that optical axis not the LED soft ribbons lamp in approximately the same plane and the LED illumination System of LED along the width of flexible PCB, to solve above-mentioned technical problem.
A kind of LED soft ribbons lamp, including a flexible PCB, at least one optical axis being arranged on the LED on this flexible PCB and this each LEDs along this flexible PCB length direction is perpendicular to described flexible PCB.Described flexible PCB offers at least one first breach and at least one second breach respectively in the both sides along this flexible PCB length direction.Described flexible PCB smooths bending and arranges and each first breach described is closed up and each second breach described opens and then makes the length of side of flexible PCB of at least one the first side, breach place described less than the length of side of the flexible PCB of at least one the second side, breach place described.
A kind of LED illumination System, including a lamp bracket, a described LED soft ribbons lamp.This LED soft ribbons lamp is arranged on described lamp bracket.Described lamp bracket includes a first smooth curved portion and parallel with this first smooth curved portion and spaced second smooth curved portion.Described first smooth curved portion has the arc length less than described second smooth curved portion.Described first smooth curved portion is used for being sticked at least one first breach described so that each described first breach closes up.Described second smooth curved portion is used for being sticked at least one second breach described so that each described second breach opens.
Compared with prior art, LED soft ribbons lamp of the present invention offers at least one first breach and at least one second breach respectively in flexible PCB both sides, and the first breach is closed up and the second breach opens thus realizes this LED soft ribbons lamp to this flexible PCB two lateral buckling.Thus, LED soft ribbons lamp of the present invention can adapt to more installation environment, and disclosure satisfy that the lighting demand of more perspective scope.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, embodiments of the invention are described, wherein:
Fig. 1 is that the LED with flexible PCB of the prior art goes out light schematic diagram.
The structural representation of the embodiment one of a kind of LED illumination System that Fig. 2 provides for the present invention.
Fig. 3 is the three-dimensional exploded view of the LED illumination System of Fig. 2.
Enlarged drawing at the A of the LED soft ribbons lamp that the LED illumination System that Fig. 4 is Fig. 2 is had.
Fig. 5 be the embodiment two of LED illumination System of the present invention go out light schematic diagram.
Fig. 6 is the profile along line B-B of the LED illumination System of Fig. 5.
The embodiment three of the lamp bracket that Fig. 7 is had by LED illumination System of the present invention go out light schematic diagram.
Fig. 8 is the generalized section that the lamp bracket of the LED illumination System of Fig. 7 coordinates with described flexible PCB.
Detailed description of the invention
Below based on accompanying drawing, the specific embodiment of the present invention is further elaborated.It should be appreciated that the protection domain herein explanation of the embodiment of the present invention being not intended to limit the present invention.
Refer to Fig. 2 and Fig. 3, the structural representation of the embodiment one of its a kind of LED illumination System 100 provided for the present invention and three-dimensional exploded view.Described LED illumination System 100 includes a lamp bracket 10, and a LED soft ribbons lamp 20 being arranged on this lamp bracket 10.It is envisioned that described LED illumination System 100 also includes that it does not just repeat no more at this for emphasis of the present invention for the LED power etc. powered to described LED soft ribbons lamp 20.
Described lamp bracket 10 includes a first smooth curved portion 11, and parallel with this first smooth curved portion 11 and spaced second smooth curved portion 12.Described first smooth curved portion 11 has the shape identical with described second smooth curved portion 12 and this first smooth curved portion 11 has the radius of curvature less than described second smooth curved portion 12.It should be noted that " radius of curvature " mentioned by the present invention refers on the width along described flexible PCB 21, the radius of curvature of the position that described first smooth curved portion 11 is corresponding with described second smooth curved portion 12.Described lamp bracket 10 can use any materials to make bending.Such as, described first smooth curved portion 11 and described second smooth curved portion 12 can be respectively a closed circular portion, it is also possible to be one section of arcus part.In embodiment one, described first smooth curved portion 11 and described second smooth curved portion 12 are set to one section of arcus part.Described lamp bracket 10 can also be arranged to an arcuate groove, described first smooth curved portion 11 and described second smooth curved portion 12 and be separately positioned on the two side of this arcuate groove so that following flexible PCB 21 bends.Described lamp bracket 10 can be arranged to circular, ellipticity or arcuation, even S shape etc..
Seeing also Fig. 4, described LED soft ribbons lamp 20 includes a flexible PCB 21, and at least one is arranged on the LED22 on this flexible PCB 21 along the length direction of this flexible PCB 21.The optical axis of each LEDs 22 is perpendicular on described flexible PCB 21.Described flexible PCB 21 offers at least one first breach 211 and at least one second breach 212 respectively in the both sides of the length direction along this flexible PCB 21.Described flexible PCB 21 smooth bending setting makes that each first breach 211 described closes up and each second breach 212 described opens, and then makes the length of side of flexible PCB 21 of at least one the first side, breach 211 place described less than the length of side of the flexible PCB 21 of at least one the second side, breach place described.Described flexible PCB 21, is again FPC (Flexible Printed
Circuit, flexible print wiring board).Described flexible PCB 21 can bend and be used for arranging described LED22.Further, described flexible PCB 21 smooths bending and makes at least one first breach 211 described in the same plane with at least one second breach 212 described or at least one first breach 211 described is in Different Plane with at least one second breach 212 described.Herein, when at least one first breach 211 described is in same plane with at least one second breach 212 described, described flexible PCB 21 can tile in one plane.When at least one first breach 211 described is in Different Plane with at least one second breach 212 described, described flexible PCB 21 is bent into a horn-like or trumpet-shaped part.Described.The bending set-up mode of this flexible PCB 21 and relevant art effect, by the detailed description of Examples below two with embodiment three.It should be noted that " smooth bending " mentioned in the present invention refers to whole flexible circuit board 21 and bends continuously and do not have projection or depression." the first breach 211 closes up " mentioned in the present invention refer to the gap width of each the first breach 211 narrow.Relatively, " the second breach 212 opens " refers to the gap width change of each the second breach 212 greatly.
It should be noted that, described LED soft ribbons lamp 20 can use any-mode that described flexible PCB 21 is bent into each described first breach 211 closes up and each described second breach 212 opens, so that the length of the arc line of at least one the second breach 211 described is less than the arc wire length of at least one the second breach 212 described.In the present embodiment, described first smooth curved portion 11 is used at least one first breach 211 described that is sticked, and described second smooth curved portion 12 is used at least one second breach 212 described that is sticked, thus realizes the bending of described flexible PCB 21.At least one first breach 211, second breach 212 described can correspondence be sticked in described first smooth curved portion 11 and described second smooth curved portion 12, such as by modes such as screw, grafting or clampings in any way.In the present embodiment, at least one first breach 211, second breach 212 described is sticked in described first smooth curved portion 11 and described second smooth curved portion 12 by smearing viscose.Viscose can be smeared to be sticked on the connecting portion in described first smooth curved portion 11 and described second smooth curved portion 12 to improve firm performance in the back side of the flexible PCB 21 being provided with LED22 described in it is envisioned that.
The both sides that at least one first breach 211 described and at least one second breach 212 described can use any-mode to be opened in described flexible PCB 21.In the present embodiment, the both sides that at least one first breach 211 described and at least one second breach 212 described use the mode of punching press to be opened in described flexible PCB 21.It should be noted that mentioned in the present invention " both sides of described flexible PCB 21 " refer to the both sides of the length direction along this flexible PCB 21, the both sides of at least one LED22 bearing of trend i.e. described.
At least one first breach 211 described can identical can also differ with the quantity of at least one the second breach 212 described, as long as when the bending of described flexible PCB 21 is arranged, this at least one first breach 211 closes up and at least one second breach 212 opens, and then makes this flexible PCB 21 can smoothly be bent into a horn-like or trumpet-shaped part.The quantity of described first breach 211 and described second breach 212 can be identical.The quantity of described first breach 211 and described second breach 212 can need to be configured according to bending degree, and described first breach 211 and described second breach 212 can be respectively a multiple breach of row.Described first breach 211, described second breach 212 can be identical with the quantity of described LED22 respectively, or described first breach 211 can be identical to be crisscross arranged with the quantity of described LED with the quantity sum of described second breach 212.Further, at least one first breach 211 described and at least one second breach 212 described respectively with described LED22 misaligned interval arrange, such that it is able to avoid when described flexible PCB 21 for a long time, repeatedly bend and the first breach 211 is closed up and the second breach 212 open during damage circuit paillon foil.Needing it is further noted that " misplace " and refer on the width along described flexible PCB 21 herein, at least one first breach 211 described and at least one second breach 212 described all do not have to face with described any LEDs 22.At least one first breach 211 described can face setting on the width along described flexible PCB 21 with at least one second breach 212 described and can also arrange by misaligned interval.In the present embodiment, at least one first breach 211 described is arranged with at least one second breach 212 misaligned interval described, so that can be sized to of described first breach 211 and described second breach 212 is bigger.At least one first breach 211 described and at least one second breach 212 described can have identical notch geometry, it is also possible to different.It is envisioned that the degree of depth of each described first breach 211 and described second breach 212 is arranged according to the degree closed up or open.In the present embodiment, each first breach 211 easily closes up and the second breach 212 easily opens for convenience, and each first breach 211 described and each second breach 212 described are set to U-shaped breach or v-notch.At least one LED22 described can be many.The quantity of this at least one LED22 is arranged according to length and the arrangement density of flexible PCB 21, thus meets corresponding lighting demand.The specification of described each LEDs 22 is all the technology known by those skilled in the art, just repeats no more at this.It is envisioned that each LEDs 22 all includes an optical axis, i.e. this LED22 goes out light center line.In the present invention, the optical axis of this LED22 is for the convenient relative tertiary location describing all parts.In addition, it is necessary to explanation, at the overbending direction that hollow arrow as shown in Figure 4 is described flexible PCB 21 so that being further appreciated by the present invention.
As shown in the dotted line frame in Fig. 4, further, described LED22 includes at least one LED unit 221.This LED unit 221 includes the white light LEDs that three colour temperature height are sequentially arranged.In the present embodiment, the colour temperature of the white light LEDs that described three colour temperatures are different is respectively 2700K, 4000K and 6500K.Described LED unit 221 is sequentially arranged according to colour temperature height by the white light LEDs that three colour temperatures of employing are different, thus so that the more honorable of shone thing is become clear.Particularly when irradiating the gem such as diamond with multiple crystal face so that this diamond is dazzling and has preferred optical effect.It is understood that the arrangement mode of described LED unit 221 these three kinds of colour temperatures LED merely for convenience of description.Substantially, this at least one LED unit 221 is still that at least one LED22.
Compared with prior art, LED soft ribbons lamp 20 of the present invention offers at least one the first breach 211 and at least one second breach 212 respectively in flexible PCB 21 both sides, and makes that the first breach 211 closes up and the second breach 212 opens thus realizes this LED soft ribbons lamp 20 to 21 liang of lateral bucklings of this flexible PCB.Thus, LED soft ribbons lamp 21 of the present invention can adapt to more installation environment, and disclosure satisfy that the lighting demand of more perspective scope.
Please continue to refer to Fig. 5 and Fig. 6, the embodiment two of its LED illumination System 200 provided for the present invention.Described LED illumination System 200 includes a lamp bracket 210, and a LED soft ribbons lamp 220 being arranged on this lamp bracket 210.Described LED soft ribbons lamp 220 includes the flexible PCB 221 of a smooth bending, and at least one is arranged on the LED222 of this flexible PCB 221.Embodiment two is with embodiment one difference, and described first smooth curved portion 101 and described second smooth curved portion 102 can be disposed on the same plane so that described flexible PCB 221 tiling is arranged on this plane.Described first smooth curved portion 101 and described second smooth curved portion 102 can be connected by arc-plane.In this embodiment two, described lamp bracket 210 uses injection moulding integrated molding.As long as the concrete shape in described first smooth curved portion 101 and described second smooth curved portion 102 can arrange described flexible PCB 221 and retrain this flexible PCB 221 and be bent into corresponding shape.Thus, in the present embodiment two, described lamp bracket 210 is in one the oval vesica piscis surrounded with an outer ellipse, and described first smooth curved portion 101 arranges on this interior ellipse, and described second smooth curved portion 102 is arranged on this outer ellipse.When described first smooth curved portion 101 and described second smooth curved portion 102 are disposed on the same plane, described flexible PCB 221 be laid in this plane and then make the light of described LED222 outgoing be perpendicular to described first smooth curved portion 101 and described second place, smooth curved portion 102 plane direction irradiate.Such as, when this LED illumination System 200 is arranged on cabinet top, the irradiation straight down of described LED222 outgoing.
Refer to Fig. 7 and Fig. 8, the embodiment three of its LED illumination System 300 provided for the present invention.Described LED illumination System 300 includes a lamp bracket 310, and a LED soft ribbons lamp 320 being arranged on this lamp bracket 310.Described LED soft ribbons lamp 320 includes the flexible PCB 321 of a smooth bending, and at least one is arranged on the LED322 of this flexible PCB 321.This embodiment three is with the difference of embodiment one, and described first smooth curved portion 311 and described second smooth curved portion 312 can also be arranged in Different Plane so that described flexible PCB 321 is bent into and has conical camber.Now, can be attached by smooth surface between described first smooth curved portion 311 and described second smooth curved portion 312.Now, the smooth surface between described first smooth curved portion 311 and described second smooth curved portion 312 is conical camber (or trumpet-shaped sidewall) or part conic curved surface.Thus, in this embodiment three, the shape of described lamp bracket 310 is the most generally elliptical horn-like, and described first smooth curved portion 311 is positioned on the cross section of less area of this elliptical horn, on the cross section of the larger area that described second smooth curved portion 312 is positioned at this elliptical horn.When described first smooth curved portion 311 and described second smooth curved portion 312 are arranged in Different Plane so that described flexible PCB 321 is bent into conical camber and LED322 is positioned on the inwall of this conical camber and then the emergent ray of this LED322 is deflected to described second smooth curved portion 312 and the line of centres to this first smooth curved portion 311 with the second smooth curved portion 312 is gathered.Visible, described LED soft ribbons lamp 320 can adapt to more installation environment and meets more irradiation angle range demand.
These are only presently preferred embodiments of the present invention, be not used to limit to protection scope of the present invention, any amendment, equivalent or improvement etc. in spirit of the present invention, all contain in scope of the presently claimed invention.
Claims (10)
1. a LED soft ribbons lamp, including a flexible PCB, at least one optical axis being arranged on the LED on this flexible PCB and each LEDs along this flexible PCB length direction is perpendicular to described flexible PCB, it is characterized in that: described flexible PCB offers at least one first breach and at least one second breach respectively in the both sides along this flexible PCB length direction, described flexible PCB smooths bending and arranges and each first breach described is closed up and each second breach described opens and then makes the length of side of flexible PCB of at least one the first side, breach place described less than the length of side of the flexible PCB of at least one the second side, breach place described.
LED soft ribbons lamp the most according to claim 1, it is characterised in that: at least one first breach described and at least one second breach described are arranged with at least one LED misaligned interval described respectively.
LED soft ribbons lamp the most according to claim 1 and 2, it is characterised in that: at least one first breach described is arranged with at least one second breach misaligned interval described.
LED soft ribbons lamp the most according to claim 1, it is characterised in that: described first breach and the second breach are U-shaped breach or v-notch.
LED soft ribbons lamp the most according to claim 1, it is characterised in that: described LED includes at least one LED unit, and this LED unit includes the white light LEDs that three colour temperature height are sequentially arranged.
LED soft ribbons lamp the most according to claim 5, it is characterised in that: the colour temperature of the white light LEDs that described three colour temperatures are different is respectively 2700K, 4000K and 6500K.
LED soft ribbons lamp the most according to claim 1, it is characterised in that: described flexible PCB smooths bending and makes at least one first breach described in the same plane with at least one second breach described or at least one first breach described is in Different Plane with at least one second breach described.
8. a LED illumination System, it is characterized in that: described LED illumination System includes a lamp bracket, one LED soft ribbons lamp according to any one of claim 1 to 7, this LED soft ribbons lamp is arranged on described lamp bracket, described lamp bracket includes a first smooth curved portion and parallel with this first smooth curved portion and spaced second smooth curved portion, described first smooth curved portion has the girth less than described second smooth curved portion, described first smooth curved portion is used for being sticked at least one first breach described so that each described first breach closes up, described second smooth curved portion is used for being sticked at least one second breach described so that each described second breach opens.
LED illumination System the most according to claim 8, it is characterized in that: described first smooth curved portion and described second smooth curved portion are arranged in approximately the same plane so that the tiling of described flexible PCB is arranged on this plane, or described first smooth curved portion and described second smooth curved portion are arranged in Different Plane so that flexible PCB is bent into has conical camber.
LED illumination System the most according to claim 8, it is characterised in that: described lamp bracket can be arranged to circular, ellipticity or arcuation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510193025.2A CN106151938A (en) | 2015-04-22 | 2015-04-22 | A kind of LED soft ribbons lamp and LED illumination System |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510193025.2A CN106151938A (en) | 2015-04-22 | 2015-04-22 | A kind of LED soft ribbons lamp and LED illumination System |
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| Publication Number | Publication Date |
|---|---|
| CN106151938A true CN106151938A (en) | 2016-11-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510193025.2A Pending CN106151938A (en) | 2015-04-22 | 2015-04-22 | A kind of LED soft ribbons lamp and LED illumination System |
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| Country | Link |
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| CN (1) | CN106151938A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107940287A (en) * | 2017-11-28 | 2018-04-20 | 宁波耀泰电器有限公司 | A kind of showcase lamps and lanterns and control method |
| CN110513661A (en) * | 2019-07-01 | 2019-11-29 | 宁波公牛光电科技有限公司 | A kind of installation method of lamps and lanterns |
| WO2021223381A1 (en) * | 2020-05-07 | 2021-11-11 | 广东微观科技有限公司 | Light strip which can be bent as desired |
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| CN204647950U (en) * | 2015-04-22 | 2015-09-16 | 赛尔富电子有限公司 | A kind of LED soft ribbons lamp and LED illumination System |
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