CN102840491B - Flexible light-emitting diode (LED) surface mount device (SMD) lamp belt - Google Patents
Flexible light-emitting diode (LED) surface mount device (SMD) lamp belt Download PDFInfo
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- CN102840491B CN102840491B CN201210290594.5A CN201210290594A CN102840491B CN 102840491 B CN102840491 B CN 102840491B CN 201210290594 A CN201210290594 A CN 201210290594A CN 102840491 B CN102840491 B CN 102840491B
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- heart yearn
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Abstract
The invention relates to a decorative illumination device, in particular to a flexible light-emitting diode (LED) surface mount device (SMD) lamp belt. The LED SMD lamp belt comprises a core wire, at least one flexible circuit board and a coating layer. A lead wire is buried inside the core wire and arranged along the length direction of the core wire, and the length of the lead wire is the same as that of the core wire. A plurality of LED SMDs are arranged on the flexible circuit board, the flexible circuit board is provided with a leading wire, and the leading wire is in electric connection with the lead wire to provide power for the LED SMDs arranged on the flexible circuit board. The coating layer coats outside the core wire and the flexible circuit board. The flexible circuit board comprises a belt-shaped body which is arranged along the length direction of the core wire, a long edge of the belt-shaped body is provided with several wing-shaped auxiliary boards in protruding mode, and the wing-shaped auxiliary boards are arranged at intervals and extend along the circumference direction of the core wire. All LED SMDs or some LED SMDs of the flexible circuit board are arranged on the wing-shaped auxiliary boards. The wing-shaped auxiliary boards extend along the circumference direction of the core wire, and therefore the whole circumference surface of the core wire can be provided with LEDs, illumination of 360 degrees can be achieved, and the whole body can emit light and illuminate.
Description
Technical field
The present invention relates to a kind of decorative light device, particularly a kind of flexible LED surface-mounted lamp band.
Background technology
Flexible LED surface-mounted lamp band has the features such as brightness is high, long service life, economical environment-protective, it is widely used in decorative lighting market, as delineated at signboard, captions advertisement, contour of building, the illumination place such as indoor ceiling throws light on, body of a motor car interior trim.Flexible LED surface-mounted lamp band in the market is generally made up of heart yearn, flexible banded circuit board and clad, and LED paster is arranged on flexible banded circuit board.Limit by LED paster, existing lamp band cannot be realized side face 360 degree illuminations and entirely lighting, and meanwhile, the banded circuit board of the flexibility of existing lamp band and clad can only carry out bending at special angle, cannot carry out arbitrarily angled bending or torsion.
Summary of the invention
The deficiency existing for prior art, the invention provides a kind of can side face the flexible LED surface-mounted lamp band of 360 degree illuminations.
Technical scheme of the present invention is achieved in that
A kind of flexible LED surface-mounted lamp band, comprising:
One heart yearn, by the strip shape body of a predetermined length of flexiplast extrusion molding, is embedded with wire in this heart yearn, and wire is arranged and isometric with heart yearn along heart yearn length direction;
At least one flexible PCB, is provided with multiple LED pasters on flexible PCB, flexible PCB has lead-in wire, and lead-in wire is electrically connected with above-mentioned wire and be the power supply of LED paster on this flexible PCB;
One clad, by flexiplast extrusion molding, with above-mentioned heart yearn isometric, light-permeable, clad is coated on outside above-mentioned heart yearn and flexible PCB;
Flexible PCB comprises banded main body, banded main body is arranged along heart yearn length direction, a long edge of banded main body convexes with the auxiliary plate body of several wings spaced, that circumferentially extend along heart yearn, and all or part of LED paster of this flexible PCB is arranged on the auxiliary plate body of wing.
Technique scheme can also be further improved by following technical measures.
The cross section of above-mentioned heart yearn is circular, and above-mentioned clad is cylindrical, and the cross section of the auxiliary plate body of above-mentioned wing is C font.
The side face of above-mentioned heart yearn offers at least one and arranges and the groove isometric with heart yearn along heart yearn length direction, and the banded main body of above-mentioned flexible PCB is placed in groove, after the auxiliary plate body bending of above-mentioned wing, circumferentially extends along heart yearn again.Groove has dwindled the volume of heart yearn, has reduced raw-material use amount.Meanwhile, groove can hold banded main body and lead-in wire, is also convenient to cut open heart yearn and exposes wire, makes install and connect more convenient.
In above-mentioned heart yearn, be provided with at least two wires, the lead-in wire of flexible PCB is electrically connected formation loop and is the LED paster power supply on flexible PCB with the wire in heart yearn.
Between above-mentioned heart yearn and clad, be provided with the intermediate layer of soft light, intermediate layer has a gap of arranging along heart yearn length direction, and intermediate layer is coated on outside above-mentioned heart yearn and flexible PCB.Intermediate layer is provided with heart yearn and the flexible banded circuit board that can be convenient to assemble in gap and is installed among intermediate layer.
In above-mentioned intermediate layer, be embedded with wire, a lead-in wire of flexible PCB is electrically connected with the wire in heart yearn and another lead-in wire of flexible PCB is electrically connected with the wire in intermediate layer and forms loop and be the LED paster power supply on flexible PCB.
The cross section in above-mentioned intermediate layer is C font.
The perisporium of above-mentioned clad is provided with at least two and arranges and the astigmatic through hole isometric with heart yearn along heart yearn length direction.Astigmatism through hole covers whole side face as far as possible, and the light that lamp band is sent is evenly soft.Clad can adopt diffusion material to make light more evenly soft simultaneously.
Upwards be provided with the flexible PCB of one or more in the week of heart yearn.That is to say, in a girth of heart yearn, can have two or three or more flexible PCB.
On the length direction of heart yearn, be provided with the flexible PCB of one or more.
Above-mentioned each technical measures can be selected a use, also use capable of being combined.
Compared to existing technology, the present invention has following beneficial effect:
1, the auxiliary plate body of the wing of flexible PCB circumferentially extends along heart yearn, and the whole side face of heart yearn can be distributed with LED, can realize side face 360 degree illuminations, entirely lighting illumination.
2,, when lamp band is bending towards any direction, banded main body, the auxiliary plate body of wing can adapt to all directions bending, are circular in conjunction with lamp band cross section, can adapt to arbitrarily angled bending and torsion.
3, can the work in-process temporary protection flexible banded circuit board in intermediate layer and LED paster, is convenient to the injection molding of clad.
Brief description of the drawings
Fig. 1 is the stereogram of first embodiment of the invention;
Fig. 2 is that first embodiment of the invention is removed the stereogram after clad;
Fig. 3 is that first embodiment of the invention is removed the stereogram behind clad and intermediate layer;
Fig. 4 is the structural representation in first embodiment of the invention cross section;
Fig. 5 is the stereogram that second embodiment of the invention is removed the remaining heart yearn of clad and flexible PCB;
Fig. 6 is the stereogram that third embodiment of the invention is removed the remaining heart yearn of clad and flexible PCB;
Fig. 7 is the structural representation in four embodiment of the invention cross section;
Fig. 8 is the structural representation in fifth embodiment of the invention cross section;
Fig. 9 is the deployed configuration schematic diagram of flexible PCB of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
Referring to Fig. 1 to Fig. 4, a kind of flexible LED surface-mounted lamp band, comprising:
One heart yearn 1, by the strip shape body of a predetermined length of flexiplast extrusion molding, is embedded with wire 11 in this heart yearn 1, and conventionally, the operating voltage of wire 11 is the mains voltage after rectification, and wire 11 is arranged and isometric with heart yearn 1 along heart yearn 1 length direction; At least one flexible PCB 2, on flexible PCB, being provided with multiple LED pasters (omits in Fig. 1-4, this flexible banded circuit board as shown in Figure 9, there is multiple LED pasters 20 and resistance 29), flexible banded circuit board has lead-in wire (not shown), and lead-in wire be electrically connected with above-mentioned wire and be that LED paster on this flexibility band shape circuit board is powered; One clad 3, by flexiplast extrusion molding, with above-mentioned heart yearn 1 isometric, light-permeable, clad 3 is coated on outside above-mentioned heart yearn 1 and flexible PCB 2; Flexible PCB 2 comprises banded main body 21, banded main body is arranged along heart yearn 1 length direction, a long edge 22 of banded main body 21 convexes with the auxiliary plate body 23 of several wings spaced, that circumferentially extend along heart yearn 1, and whole LED pasters 20 of this flexible PCB 2 are arranged on the auxiliary plate body 23 of wing.
On the length direction of heart yearn 1, be provided with a flexible PCB 2.This flexible PCB 2 can be formed by connecting by some shorter flexible PCBs 2.
The cross section of above-mentioned heart yearn 1 is circular, and above-mentioned clad 3 is cylindrical, and the cross section of the auxiliary plate body of above-mentioned wing is C font.
In above-mentioned heart yearn 1, be provided with a wire 11.
Between above-mentioned heart yearn 1 and clad 3, be provided with intermediate layer 4, intermediate layer 4 is cylindrical and have a gap 41 of arranging along heart yearn 1 length direction, and intermediate layer 4 is coated on outside above-mentioned heart yearn 1 and flexible banded circuit board 2.Heart yearn 1 and flexible banded circuit board 2 enter intermediate layer 4 through gap 41.
In above-mentioned intermediate layer 4, be embedded with wire 42, a lead-in wire of flexible banded circuit board 2 is electrically connected with the wire 11 in heart yearn 1 and another lead-in wire of flexible banded circuit board 2 is electrically connected with the wire 42 in intermediate layer 4 and forms loop and be the LED paster power supply on flexible banded circuit board 2.Also can two wires 11 be set heart yearn 1 is interior, two lead-in wires of flexible banded circuit board 2 are corresponding one by one with two wires 11, and are connected to form loop.
The cross section in above-mentioned intermediate layer 4 is C font.
Flexible LED surface-mounted lamp band (omission clad) as shown in Figure 5, is upwards provided with two flexible PCBs 2 in the week of heart yearn 1.
Flexible LED surface-mounted lamp band (omission clad) as shown in Figure 6, the side face of its heart yearn 1 offers along heart yearn 1 length direction and arranges and the groove 12 isometric with heart yearn 1, the banded main body 21 of above-mentioned flexible PCB 2 is placed in a groove 12, after auxiliary plate body 22 bendings of above-mentioned wing, circumferentially extends along heart yearn 1 again.
Flexible LED surface-mounted lamp band as shown in Figure 7, the side face of its heart yearn 1 is provided with three and arranges and the groove 12 isometric with heart yearn 1 along heart yearn 1 length direction, the cross section in its intermediate layer 4 is C font, and the perisporium of its clad 3 is provided with three and arranges and the astigmatic through hole 31 isometric with heart yearn 1 along heart yearn 1 length direction.
Flexible LED surface-mounted lamp band as shown in Figure 8, the side face of its heart yearn 1 is provided with three and arranges and the groove 12 isometric with heart yearn 1 along heart yearn 1 length direction, and the wire 11 in heart yearn is eccentric.In heart yearn 1, be provided with three wires 11, to adapt to color lighting, as monochromatic illumination can be designed as one or two.
Wire 42 in intermediate layer 4 also can omit, and also can be designed as many.
Other structure of four kinds of flexible LED surface-mounted lamp bands shown in Fig. 5-8 can be used for reference first embodiment, no longer describes in detail herein.
Add man-hour, previously prepared flexible PCB is placed on the heart yearn of injection mo(u)lding in advance, again the lead-in wire of the banded circuit board of flexibility is electrically connected with wire, then put ready-made intermediate layer (as do not established intermediate layer, can omit this step), last injection moulding forms clad, obtains lamp band finished product.
Below be only that the specific embodiment in the present invention is illustrated, every equivalent transformation of making according to the design concept in the present invention or modification, all should think and fall into protection scope of the present invention.
Claims (9)
1. a flexible LED surface-mounted lamp band, comprising:
One heart yearn, by the strip shape body of a predetermined length of flexiplast extrusion molding, is embedded with wire in this heart yearn, and wire is arranged and isometric with heart yearn along heart yearn length direction;
At least one flexible PCB, is provided with multiple LED pasters on flexible PCB, flexible PCB has lead-in wire, and lead-in wire is electrically connected with above-mentioned wire and be the power supply of LED paster on this flexible PCB;
One clad, by flexiplast extrusion molding, with above-mentioned heart yearn isometric, light-permeable, clad is coated on outside above-mentioned heart yearn and flexible PCB;
It is characterized in that:
Flexible PCB comprises banded main body, banded main body is arranged along heart yearn length direction, a long edge of banded main body convexes with the auxiliary plate body of several wings spaced, that circumferentially extend along heart yearn, and all or part of LED paster of this flexible PCB is arranged on the auxiliary plate body of wing;
The side face of above-mentioned heart yearn offers at least one and arranges and the groove isometric with heart yearn along heart yearn length direction, and the banded main body of above-mentioned flexible PCB is placed in groove, after the auxiliary plate body bending of above-mentioned wing, circumferentially extends along heart yearn again.
2. a kind of flexible LED surface-mounted lamp band according to claim 1, is characterized in that: the cross section of above-mentioned heart yearn is for circular, and above-mentioned clad is cylindrical, and the cross section of the auxiliary plate body of above-mentioned wing is C font.
3. a kind of flexible LED surface-mounted lamp band according to claim 1, is characterized in that: in above-mentioned heart yearn, be provided with at least two wires, the lead-in wire of flexible PCB is electrically connected formation loop and is the LED paster power supply on flexible PCB with the wire in heart yearn.
4. a kind of flexible LED surface-mounted lamp band according to claim 1, it is characterized in that: the intermediate layer that is provided with soft light between above-mentioned heart yearn and clad, intermediate layer has a gap of arranging along heart yearn length direction, and intermediate layer is coated on outside above-mentioned heart yearn and flexible PCB.
5. a kind of flexible LED surface-mounted lamp band according to claim 4, it is characterized in that: in above-mentioned intermediate layer, be embedded with wire, a lead-in wire of flexible PCB is electrically connected with the wire in heart yearn and another lead-in wire of flexible PCB is electrically connected with the wire in intermediate layer and forms loop and be the LED paster power supply on flexible PCB.
6. a kind of flexible LED surface-mounted lamp band according to claim 4, is characterized in that: the cross section in above-mentioned intermediate layer is C font.
7. a kind of flexible LED surface-mounted lamp band according to claim 1, is characterized in that: the perisporium of above-mentioned clad is provided with at least two and arranges and the astigmatic through hole isometric with heart yearn along heart yearn length direction.
8. a kind of flexible LED surface-mounted lamp band according to claim 1, is characterized in that: the flexible PCB that is provided with one or more on the length direction of heart yearn.
9. a kind of flexible LED surface-mounted lamp band according to claim 1, is characterized in that: the flexible PCB that is upwards provided with one or more in the week of heart yearn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210290594.5A CN102840491B (en) | 2012-08-15 | 2012-08-15 | Flexible light-emitting diode (LED) surface mount device (SMD) lamp belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210290594.5A CN102840491B (en) | 2012-08-15 | 2012-08-15 | Flexible light-emitting diode (LED) surface mount device (SMD) lamp belt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102840491A CN102840491A (en) | 2012-12-26 |
| CN102840491B true CN102840491B (en) | 2014-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210290594.5A Active CN102840491B (en) | 2012-08-15 | 2012-08-15 | Flexible light-emitting diode (LED) surface mount device (SMD) lamp belt |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201032087Y (en) * | 2007-02-06 | 2008-03-05 | 东贝光电科技股份有限公司 | Illumination structure of flexible and non-limiting figure |
| CN201288968Y (en) * | 2008-10-28 | 2009-08-12 | 鹤山丽得电子实业有限公司 | LED post lamp with flexible neon effect |
| CN201688230U (en) * | 2009-12-03 | 2010-12-29 | 王定锋 | LED lamp band |
| CN202747086U (en) * | 2012-08-15 | 2013-02-20 | 中山市科顺分析测试技术有限公司 | Flexible LED (Light-Emitting Diode) chip lamp belt |
-
2012
- 2012-08-15 CN CN201210290594.5A patent/CN102840491B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201032087Y (en) * | 2007-02-06 | 2008-03-05 | 东贝光电科技股份有限公司 | Illumination structure of flexible and non-limiting figure |
| CN201288968Y (en) * | 2008-10-28 | 2009-08-12 | 鹤山丽得电子实业有限公司 | LED post lamp with flexible neon effect |
| CN201688230U (en) * | 2009-12-03 | 2010-12-29 | 王定锋 | LED lamp band |
| CN202747086U (en) * | 2012-08-15 | 2013-02-20 | 中山市科顺分析测试技术有限公司 | Flexible LED (Light-Emitting Diode) chip lamp belt |
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| Publication number | Publication date |
|---|---|
| CN102840491A (en) | 2012-12-26 |
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Effective date of registration: 20180315 Address after: The new Kanglong 528400 North Mao Industrial Zone in Guangdong province Zhongshan City Henglan Town No. 16 of Patentee after: Zhongshan Mlight Photoelectric Co., Ltd. Address before: 528400, Guangdong province Zhongshan City Fuhua road jewelry business city 82 cards Patentee before: Zhongshan Keshun Analytical and Testing Technology Co., Ltd. |
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