CN202171158U - LED (Light Emitting Diode) flexible line light source - Google Patents
LED (Light Emitting Diode) flexible line light source Download PDFInfo
- Publication number
- CN202171158U CN202171158U CN2011202503562U CN201120250356U CN202171158U CN 202171158 U CN202171158 U CN 202171158U CN 2011202503562 U CN2011202503562 U CN 2011202503562U CN 201120250356 U CN201120250356 U CN 201120250356U CN 202171158 U CN202171158 U CN 202171158U
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- led
- light source
- flexible wires
- fpc
- printing opacity
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Abstract
The utility model provides an LED (Light Emitting Diode) flexible line light source. Compared with the current soft lamp strip on the market, the cost and the working time can be greatly reduced; the production efficiency is increased; simultaneously, user installation and application can be greatly convenient. The LED flexible line light source disclosed by the utility model is characterized by comprising a continuous flexible circuit board, a plurality of LEDs, a power lead, a light transmission wrapping layer and a light diffusion layer; LED chips are attached with crystal and bonded with gold wires on the packaging of the continuous flexible circuit board at first; then, the spot gluing and curing processes are completed on the same production line; a current-limiting component and the power lead are welded so that a multi-path LED serial-parallel circuit is formed; finally, the light transmission wrapping layer is extruded and formed; all electric conduction parts of the flexible circuit board and an LED serial-parallel loop are wrapped in the light transmission wrapping layer, so that a continuous LED flexible line light source is formed; and the light diffusion layer is on the light exit surface of the flexible line light source.
Description
Technical field
The utility model belongs to the LED illumination and uses application, but relates in particular to the luminous a kind of LED flexible wires light source of wire.
Background technology
In the prior art, being used to the LED line source that throws light on the market, all is the form that adopts the soft lamp band of SMD: earlier led light source is welded on the strip FPC FPCB (Flexible printed circuit board); On FPC FPCB, drip glue then; Perhaps whole piece lamp band is filled in the transparent hose, the therefore common soft lamp band of SMD cost is high, and man-hour is many; Production efficiency is low, installs and uses inconvenience in addition.
The utility model content
The purpose of the utility model is to provide a kind of LED flexible wires light source, can lower the manufacturing cost of line source greatly, and on continuous streamline, produce, and has reduced man-hour, has improved production efficiency.
The utility model is realized through following technical scheme:
A kind of LED flexible wires light source includes: wiring board, led light source and power supply lead wire; Said wiring board adopts a kind of FPC of LINEAR CONTINUOUS, and plural LEDs light source is encapsulated on the FPC, and power supply lead wire and FPC are electrically connected; Said LED flexible wires light source also includes printing opacity clad and light diffusion layer; The printing opacity plastic layer is coated on all current-carrying parts of FPC, led light source wherein, forms a LED flexible wires light source body, and light diffusion layer covers on the exiting surface of LED flexible wires light source body.
The beneficial effect of the utility model is following:
A kind of LED flexible wires light source and the manufacturing approach thereof of the utility model, because wiring board adopts a kind of FPC of LINEAR CONTINUOUS, plural LEDs light source is encapsulated on the FPC, power supply lead wire and FPC are electrically connected; Said LED flexible wires light source also includes printing opacity clad and light diffusion layer; The printing opacity plastic layer is coated on all current-carrying parts of FPC, led light source wherein, forms a LED flexible wires light source body, and light diffusion layer covers on the exiting surface of LED flexible wires light source body.The utility model is different from the soft lamp band of SMD on the market, and at first, the direct nation of led chip fixes on the FPCB FPC, has omitted the cost of led chip encapsulation, and secondly, the printing opacity clad has substituted a glue or sleeve pipe has further reduced cost again.
Therefore the benefit of the utility model is:
1, can lower the cost of line source greatly, and produce on the continuous streamline of the utility model, reduce man-hour, improve production efficiency.
2, light diffusion layer can be eliminated the luminous peculiar dazzle of LED, makes human eye perceives comfortable.
3, the LED flexible wires light source of the utility model has softness, lightweight characteristics, can paste double faced adhesive tape overleaf, makes things convenient for the user to be attached to the place of any needs illumination, installs and uses and convenience.
Description of drawings
Fig. 1 is the solid brilliant procedure position sketch map of the manufacturing approach of a kind of LED flexible wires of the utility model light source;
Fig. 2 is the cross-sectional view of a kind of LED flexible wires of the utility model light source;
Fig. 3 is the structural representation of the not covered section of a kind of LED flexible wires of the utility model light source;
Fig. 4 is the local structure for amplifying sketch map of the not covered section of a kind of LED flexible wires of the utility model light source;
Fig. 5 is the electrical schematic of a kind of LED flexible wires of the utility model light source.
Description of reference numerals:
1, FPC, 2, led chip, 3, led light source, 4, the printing opacity clad, 5, light diffusion layer, 6, power supply lead wire.
The specific embodiment
The utility model discloses a kind of LED flexible wires light source,, include: wiring board, led light source and power supply lead wire 6 like Fig. 1, Fig. 2, Fig. 3, shown in Figure 4; Said wiring board adopts a kind of FPC 1 of LINEAR CONTINUOUS, and plural LEDs light source 3 is encapsulated on the FPC 1, and power supply lead wire 6 is electrically connected with FPC 1; Said LED flexible wires light source also includes printing opacity clad 4 and light diffusion layer 5; Printing opacity plastic layer 4 is coated on all current-carrying parts of FPC 1, led light source wherein, forms a LED flexible wires light source body, and light diffusion layer 5 covers on the exiting surface of LED flexible wires light source body.
Said light diffusion layer 5 is for gathering at the tiny salient point or the concave point on printing opacity clad 4 surfaces.
Said light diffusion layer 5 is optical diffusion films that one deck is attached to printing opacity clad 4 surfaces.
Said FPC 1 is same the integral structure component that continuous FPC material stamping-out forms.
Like Fig. 2, Fig. 3, Fig. 5, n said led light source 3 constitutes a string LED series arm, and many LED series arm parallel connections constitute whole LED connection in series-parallel loop; Said LED connection in series-parallel loop and current limiting element and power supply lead wire 6 are electrically connected.
Said printing opacity clad 4 is coated on FPC 1 and all current-carrying parts of whole LED connection in series-parallel loop wherein, makes it and external insulation.
The manufacturing approach of described a kind of LED flexible wires light source like Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, comprises the steps:
1. at first in FPC 1 encapsulation process of a LINEAR CONTINUOUS, accomplish the solid crystalline substance of led chip 2 and beat the gold thread operation;
2. on same production line, accomplish 2 glue of led chip and curing process;
3. then weld current limiting element and power supply lead wire 6, form the LED multi-path series-parallel circuit;
4. extrusion molding printing opacity clad 4, light diffusion layer 5 is arranged on the exiting surface of flexible wires light source, and printing opacity clad 4 is coated on FPC 1 and all current-carrying parts of LED connection in series-parallel loop wherein, forms a continuous LED flexible wires light source.The manufacturing approach of described a kind of LED flexible wires light source, step 2. in, some glue and curing process are: adopt injection moulding to contain the light-passing plastic heat fusion joint glue of fluorescent material, the curing of cooling back.
The manufacturing approach of described a kind of LED flexible wires light source, step 2. in, some glue and curing process are: adopt drop to contain the UV glue point glue of fluorescent material, irradiation ultraviolet radiation curing.
The manufacturing approach of described a kind of LED flexible wires light source: step 4. in, straight forming or surface sand-blasting form said light diffusion layer 5 during for injection moulding printing opacity plastic layer gathers at the tiny salient point or the concave point on printing opacity plastic layer 4 surfaces.
The LED flexible wires light source of the utility model; Comprise a continuous FPC 1, plural LEDs, power supply lead wire, printing opacity clad 4 and light diffusion layer 5, at first in a continuous FPC 1 encapsulation, accomplish led chip 2 solid crystalline substance, beat gold thread, on same production line, accomplish some glue 2 and curing then; Then weld current limiting element and power supply lead wire 6; Form the LED multi-path series-parallel circuit, last extrusion molding printing opacity clad 4, printing opacity clad 4 is coated on FPC 1 and all current-carrying parts of LED connection in series-parallel loop wherein; Form a continuous LED flexible wires light source, light diffusion layer 5 is at the exiting surface of flexible wires light source.
It is subsequent use at first to prepare FPC FPCB; On FPC FPCB with COB (Chip On The Board) COF (Chip On The Flexible) technology encapsulated LED light source; Weld current limiting element and power supply lead wire again; Injection moulding printing opacity clad pastes optical diffusion film in the printing opacity cover surface at last then, accomplishes the LED line source; Perhaps behind extrusion molding printing opacity clad, form one deck in the sandblast of printing opacity clad light output surface and gather, form light diffusion layer at the tiny concave point of printing opacity cover surface.
On FPC 1 the lamp pearl 3 of packaged LED be with COB (Chip On The Board) COF (Chip On The Flexible) technology encapsulation.
On FPC 1 the lamp pearl 2 of packaged LED be with COB (Chip On The Board) COF (Chip On The Flexible) technology encapsulation; Packaging technology is explained as follows:
The COB packaging technology is at first carried out wiping board through the wiping board machine, removes greasy dirt and oxide layer; The IC chip is fixed at assigned address through solid brilliant machine (call brilliant machine again, or chip attach machine) then, carried out wiring then; After having tied up, carry out a glue encapsulation through the COB point gum machine again.After the point gum machine sealing finishes, pcb board is taken oven for solidifying, whole C OB point glue packaging technology is accomplished.
The encapsulation of COF (Chip On The Flexible) technology is similar with the encapsulation of COB (Chip On The Board) technology; Difference is that the used wiring board of COF technology encapsulation is a kind of softness; Frivolous and pliable and tough material, ability double flat so design flexibility are higher.
Above-mentioned listed concrete implementation is nonrestrictive, and to one skilled in the art, in not departing from the utility model scope, various improvement and the variation carried out all belong to the protection domain of the utility model.
Claims (8)
1. a LED flexible wires light source includes: wiring board, led light source and power supply lead wire (6); It is characterized in that: said wiring board adopts a kind of FPC (1) of LINEAR CONTINUOUS, and plural LEDs light source (3) is encapsulated on the FPC (1), and power supply lead wire (6) is electrically connected with FPC (1); Said LED flexible wires light source also includes printing opacity clad (4) and light diffusion layer (5); Printing opacity plastic layer (4) is coated on all current-carrying parts of FPC (1), led light source wherein, forms a LED flexible wires light source body, and light diffusion layer (5) covers on the exiting surface of LED flexible wires light source body.
2. a kind of LED flexible wires light source as claimed in claim 1 is characterized in that: said light diffusion layer (5) is for gathering at the tiny salient point on printing opacity clad (4) surface.
3. a kind of LED flexible wires light source as claimed in claim 1 is characterized in that: said light diffusion layer (5) is for gathering at the tiny concave point on printing opacity clad (4) surface.
4. a kind of LED flexible wires light source as claimed in claim 1 is characterized in that: said light diffusion layer (5) is the optical diffusion film that one deck is attached to printing opacity clad (4) surface.
5. like claim 1 or 2 or 3 or 4 described a kind of LED flexible wires light sources, it is characterized in that: said FPC (1) is same the integral structure component that continuous FPC material stamping-out forms.
6. a kind of LED flexible wires light source as claimed in claim 5 is characterized in that: n said led light source (3) constitutes a string LED series arm, and many LED series arm parallel connections constitute whole LED connection in series-parallel loop.
7. a kind of LED flexible wires light source as claimed in claim 6 is characterized in that: said LED connection in series-parallel loop and current limiting element and power supply lead wire (6) are electrically connected.
8. a kind of LED flexible wires light source as claimed in claim 5 is characterized in that: said printing opacity clad (4) is coated on FPC (1) and all current-carrying parts of whole LED connection in series-parallel loop wherein, makes it and external insulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202503562U CN202171158U (en) | 2011-07-15 | 2011-07-15 | LED (Light Emitting Diode) flexible line light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202503562U CN202171158U (en) | 2011-07-15 | 2011-07-15 | LED (Light Emitting Diode) flexible line light source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202171158U true CN202171158U (en) | 2012-03-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202503562U Expired - Fee Related CN202171158U (en) | 2011-07-15 | 2011-07-15 | LED (Light Emitting Diode) flexible line light source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202171158U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102878470A (en) * | 2011-07-15 | 2013-01-16 | 广东德豪润达电气股份有限公司 | Light-emitting diode (LED) flexible linear light source and manufacturing method thereof |
| WO2014180460A1 (en) * | 2013-05-06 | 2014-11-13 | Paulmann Licht Gmbh | Lighting arrangement |
-
2011
- 2011-07-15 CN CN2011202503562U patent/CN202171158U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102878470A (en) * | 2011-07-15 | 2013-01-16 | 广东德豪润达电气股份有限公司 | Light-emitting diode (LED) flexible linear light source and manufacturing method thereof |
| WO2014180460A1 (en) * | 2013-05-06 | 2014-11-13 | Paulmann Licht Gmbh | Lighting arrangement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: YANGZHOU DEHAO RUNDA OPTOELECTRONIC CO., LTD. Free format text: FORMER OWNER: GUANGDONG ELECTECH INTERNATIONAL INC. Effective date: 20131023 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 519000 ZHUHAI, GUANGDONG PROVINCE TO: 225000 YANGZHOU, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20131023 Address after: Nanyuan Hanjiang Economic Development Zone, Jiangsu province Yangzhou two longitudinal road 225000 No. eight Patentee after: Yangzhou Dehao Runda Optoelectronic Co., Ltd. Address before: 519000 Guangdong city of Zhuhai Province Tang Jia Wan Jin Feng Lu No. 1 Patentee before: Guangdong Electech International Inc. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120321 Termination date: 20180715 |