CN205065427U - Flexible LED filament - Google Patents
Flexible LED filament Download PDFInfo
- Publication number
- CN205065427U CN205065427U CN201520763692.5U CN201520763692U CN205065427U CN 205065427 U CN205065427 U CN 205065427U CN 201520763692 U CN201520763692 U CN 201520763692U CN 205065427 U CN205065427 U CN 205065427U
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- Prior art keywords
- led
- flexible
- led filament
- flexible led
- line layer
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Abstract
The utility model discloses a flexible LED filament, include insulating layer, setting line layer and a plurality of LED luminous components of setting on the line layer on the insulating layer, the insulating layer adopts printing opacity or transparent flexible material, and the front and the back while light -emitting of insulating layer can be followed to a plurality of LED luminous components, the line layer both ends are provided with positive electrode and negative electrode respectively, and follow the line layer length direction wire section of interval arrangement in proper order, the LED luminous component sets up between adjacent wire section, makes to concatenate a plurality of LED luminous components and form between positive electrode and negative electrode and switch on the return circuit together, adopt the technical scheme of the utility model, flexible LED filament can the positive and negative light -emitting simultaneously, promoted LED's luminous efficacy greatly, demonstrate different three -dimensional illuminating effects because flexible insulation substrate can bend wantonly simultaneously, strengthened LED's decorative lighting effect greatly.
Description
Technical field
The utility model belongs to field of LED illumination, particularly relates to a kind of flexible LED filament.
Background technology
Along with the development of science and technology, LED becomes main lighting means gradually, and LED illumination is more and more favored by people.Prior art flexible LED lamp band mainly adopts FPC material, because its softness can bend, folds, reel, arbitrarily can move and stretches and can not fracture, being widely used in decorative lighting field.
But, the flexible LED lamp band of prior art, its bottom is lighttight insulating barrier, general employing FPC material, and heat dispersion is not good; By packaged standard LED chip welding copper foil layer on the insulating layer, LED chip due to standard packaging has unidirection luminous property, and the bottom is lighttight insulating barrier, the soft light bar back side is unglazed to be penetrated, greatly reduce the luminous efficiency of LED, in some practical applications, also greatly have impact on the effect that illumination modified by flexible LED lamp band.
Therefore, for the above-mentioned defect existed in currently available technology, be necessary to study in fact, to provide a kind of scheme, solve the defect existed in prior art.
Utility model content
In view of this, necessary provide a kind of can the flexible LED filament of transparent two sides.
In order to overcome the defect that prior art exists, the utility model provides following technical scheme:
A kind of flexible LED filament, comprise insulating barrier, be arranged on the line layer on described insulating barrier and be arranged on the multiple LED luminous components on described line layer, described insulating barrier adopts printing opacity or clear flexible material, and described multiple LED luminous component can from the bright dipping simultaneously of the front and back of described insulating barrier; Described line layer two ends are respectively arranged with positive electrode and negative electrode, and along described line layer length direction successively spaced conducting line segment; Described LED luminous component is arranged between adjacent wires section, makes the described multiple LED luminous components be serially connected form conducting loop between described positive electrode and described negative electrode.
Preferably, described LED luminous component is LED flip chip.
Preferably, described LED flip chip adopts surface mounting technology to be directly encapsulated between described line layer conducting line segment.
Preferably, in described LED flip chip, embedding has fluorescent material.
Preferably, described LED luminous component comprises upside-down mounting support and LED flip chip, and described LED flip chip is fixed on described upside-down mounting support, and described upside-down mounting support and described line layer are electrically connected.
Preferably, this flexible LED filament keeps at a certain distance away and arranges multiple fixing hole.
Preferably, this flexible LED filament is flat rectangular structure, and its length range is between 300mm to 380mm, and its width range is between 5mm to 10mm.
Preferably, this flexible LED filament is equidistantly spaced seven fixing holes along its length, and described multiple LED luminous component is divided into six sections, every section of serial connection five LEDs luminous components.
Preferably, the positive electrode on this flexible LED filament and negative electrode overlap with described fixing hole position.
Preferably, described insulating barrier is polyalkylene imine film.
Compared with prior art, because the utility model adopts soft light material as insulated substrate, thus can positive and negative simultaneously bright dipping, greatly improve the luminous efficiency of LED, simultaneously because flexible insulating substrate bending can present different three-dimensional illumination effects arbitrarily, greatly strengthen the decorative illumination effect of LED, make it can be applied to various illumination occasion.
Accompanying drawing explanation
Fig. 1 is the profile of a kind of flexible LED filament of the utility model.
Fig. 2 is the front view of a kind of flexible LED filament of the utility model.
Following specific embodiment will further illustrate the utility model in conjunction with above-mentioned accompanying drawing.
Detailed description of the invention
Below with reference to accompanying drawing, the utility model is described in further detail.
See Fig. 1 and Fig. 2, the utility model provides a kind of flexible LED filament, comprise insulating barrier (1), be arranged on the line layer (2) on described insulating barrier (1) and be arranged on the multiple LED luminous components (3) on described line layer (2), the LED luminous component (3) adopted can from front and back bright dipping simultaneously, and insulating barrier (1) adopts printing opacity or clear flexible material, therefore, the light that LED luminous component (3) sends can through insulating barrier (1), thus flexible LED filament of the present utility model can realize 360 degree of luminescences.
In a preferred embodiment, insulating barrier (1) adopts flexible thin-film material's polyalkylene imine film, polyalkylene imine film is yellow transparent, obtained by pyromellitic acid anhydride and diphenyldiamine, there is outstanding high temperature resistant, radiation hardness, resistance to chemical attack and electrical insulation capability, can use for a long time in 250 ~ 280 DEG C of air.
In technique scheme, line layer (2) two ends are respectively arranged with positive electrode and negative electrode, for being connected with external drive power supply; Line layer (2) is spaced conducting line segment successively along its length; LED luminous component (3) to be arranged between adjacent wires section and to be electrically connected with conducting line segment, makes the described multiple LED luminous components (3) be serially connected form conducting loop between described positive electrode and described negative electrode.Described LED luminous component (3) is the LED flip chip that employing surface mounting technology is directly encapsulated between described line layer conducting line segment.In LED flip chip, direct embedding can have fluorescent material simultaneously.
Further, described LED luminous component (3) comprises upside-down mounting support and LED flip chip, and described LED flip chip is fixed on described upside-down mounting support, and described upside-down mounting support and described line layer are electrically connected.
Because the utility model is the flexible LED filament adopting flexible insulating material to prepare, therefore it can bend arbitrarily, can present multiple three-dimensional illumination effect.For the ease of the practicality of flexible LED filament various illumination occasion in practice, keep at a certain distance away at flexible LED filament and multiple fixing hole is set.In practice, can fixing hole be directly installed on illuminating bracket, between each fixing hole, can certain angle be bent into, thus facilitate the use in practice of flexible LED filament.
In a preferred embodiment, in order to be applied in bulb lamp by flexible LED filament, this flexible LED filament is flat rectangular structure, and its length range is between 300mm to 380mm, and its width range is between 5mm to 10mm.
In a preferred embodiment, this flexible LED filament is equidistantly spaced seven fixing holes along its length, and described multiple LED luminous component (3) is divided into six sections, every section of serial connection five LEDs luminous components (3).Certainly, the positive electrode on this flexible LED filament and negative electrode can overlap with described fixing hole position.
The explanation of above embodiment just understands method of the present utility model and core concept thereof for helping.Should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify and also fall in the protection domain of the utility model claim.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a flexible LED filament, it is characterized in that, comprise insulating barrier, be arranged on the line layer on described insulating barrier and be arranged on the multiple LED luminous components on described line layer, described insulating barrier adopts printing opacity or clear flexible material, and described multiple LED luminous component can from the bright dipping simultaneously of the front and back of described insulating barrier; Described line layer two ends are respectively arranged with positive electrode and negative electrode, and along described line layer length direction successively spaced conducting line segment; Described LED luminous component is arranged between adjacent wires section, makes the described multiple LED luminous components be serially connected form conducting loop between described positive electrode and described negative electrode.
2. flexible LED filament according to claim 1, is characterized in that, described LED luminous component is LED flip chip.
3. flexible LED filament according to claim 2, is characterized in that, described LED flip chip adopts surface mounting technology to be directly encapsulated between described line layer conducting line segment.
4. flexible LED filament according to claim 2, is characterized in that, in described LED flip chip, embedding has fluorescent material.
5. flexible LED filament according to claim 1, is characterized in that, described LED luminous component comprises upside-down mounting support and LED flip chip, and described LED flip chip is fixed on described upside-down mounting support, and described upside-down mounting support and described line layer are electrically connected.
6. flexible LED filament according to claim 1, is characterized in that, this flexible LED filament keeps at a certain distance away and arranges multiple fixing hole.
7. flexible LED filament according to claim 6, is characterized in that, this flexible LED filament is flat rectangular structure, and its length range is between 300mm to 380mm, and its width range is between 5mm to 10mm.
8. flexible LED filament according to claim 6, is characterized in that, this flexible LED filament is equidistantly spaced seven fixing holes along its length, and described multiple LED luminous component is divided into six sections, every section of serial connection five LEDs luminous components.
9. flexible LED filament according to claim 8, is characterized in that, the positive electrode on this flexible LED filament and negative electrode overlap with described fixing hole position.
10. flexible LED filament according to claim 1, is characterized in that, described insulating barrier is polyalkylene imine film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520763692.5U CN205065427U (en) | 2015-09-29 | 2015-09-29 | Flexible LED filament |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520763692.5U CN205065427U (en) | 2015-09-29 | 2015-09-29 | Flexible LED filament |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205065427U true CN205065427U (en) | 2016-03-02 |
Family
ID=55391982
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520763692.5U Expired - Fee Related CN205065427U (en) | 2015-09-29 | 2015-09-29 | Flexible LED filament |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205065427U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106838640A (en) * | 2017-01-20 | 2017-06-13 | 四川鋈新能源科技有限公司 | A kind of LED long distance control system |
| CN106969276A (en) * | 2017-05-11 | 2017-07-21 | 四川鋈新能源科技有限公司 | Flexible LED filament and LED |
| CN107166175A (en) * | 2017-02-27 | 2017-09-15 | 漳州立达信光电子科技有限公司 | A kind of stretchable light-emitting device and preparation method thereof |
-
2015
- 2015-09-29 CN CN201520763692.5U patent/CN205065427U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106838640A (en) * | 2017-01-20 | 2017-06-13 | 四川鋈新能源科技有限公司 | A kind of LED long distance control system |
| CN107166175A (en) * | 2017-02-27 | 2017-09-15 | 漳州立达信光电子科技有限公司 | A kind of stretchable light-emitting device and preparation method thereof |
| CN106969276A (en) * | 2017-05-11 | 2017-07-21 | 四川鋈新能源科技有限公司 | Flexible LED filament and LED |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20160302 Termination date: 20170929 |