CN207460590U - A kind of flexible LED bendable fold-type aluminum base circuit board - Google Patents
A kind of flexible LED bendable fold-type aluminum base circuit board Download PDFInfo
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- CN207460590U CN207460590U CN201721536092.0U CN201721536092U CN207460590U CN 207460590 U CN207460590 U CN 207460590U CN 201721536092 U CN201721536092 U CN 201721536092U CN 207460590 U CN207460590 U CN 207460590U
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- aluminum base
- layer
- line
- circuit board
- thermosetting glue
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Abstract
The utility model discloses a kind of flexible LED bendable fold-type aluminum base circuit board, including：Aluminum base layer, insulating layer, the first thermosetting glue-line, the second thermosetting glue-line and copper foil circuit layer, the insulating layer is arranged between the first thermosetting glue-line and the second thermosetting glue-line, it is connected between the aluminum base layer and insulating layer by the first thermosetting glue-line, it is connected between the insulating layer and copper foil circuit layer by the second thermosetting glue-line, the outer surface of the copper foil circuit layer is printed with solder mask layer, the groove of several interruptions is provided in the aluminum base layer, aluminium bridge is provided between the adjacent grooves, and is connected by aluminium bridge.By the above-mentioned means, flexible LED bendable fold-type aluminum base circuit board provided by the utility model, has higher heat conduction and heat radiation, the Multi-azimuth luminous of LED light is realized.
Description
Technical field
The utility model is related to aluminum base circuit board field, more particularly to a kind of flexible LED bendable fold-type aluminum base circuit board.
Background technology
, it is necessary to use multi-faceted angle luminous lighting lamp in LED photovoltaic illuminating industry, and realize this effect needs
Circuit board can realize bending function, and the circuit board that can be bent currently on the market is flexible circuit board, and heat dissipation performance is poor, easily
Cause burning for LED light.It is generally carried to reach good heat dissipation performance LED lamp using metal aluminum substrate as LED lamp bead
Plate, but metal aluminum substrate belongs to rigid plate, is easily snapped off when bending angle is big, is not easy to realize the Multi-azimuth luminous of LED light.
The content of the invention
The utility model has mainly solving the technical problems that providing a kind of flexible LED bendable fold-type aluminum base circuit board
Higher heat conduction and heat radiation, set in aluminum base layer several interruptions groove and adjacent grooves between connected by aluminium bridge, so as to
Ensure that the product after bending has rigidity, do not spring back, realize the Multi-azimuth luminous of LED light.
In order to solve the above technical problems, the technical solution that the utility model uses is：A kind of flexible LED bendable is provided
Fold-type aluminum base circuit board, including：Aluminum base layer, insulating layer, the first thermosetting glue-line, the second thermosetting glue-line and copper foil circuit layer, it is described
Insulating layer is arranged between the first thermosetting glue-line and the second thermosetting glue-line, passes through the first thermosetting between the aluminum base layer and insulating layer
Glue-line connects, and is connected between the insulating layer and copper foil circuit layer by the second thermosetting glue-line, the appearance of the copper foil circuit layer
Face is printed with solder mask layer, and the groove of several interruptions is provided in the aluminum base layer, aluminium is provided between the adjacent grooves
Bridge, and connected by aluminium bridge, the aluminium bridge and the region of surrounding aluminum base layer are connected as a single entity.
In one preferred embodiment of the utility model, the groove thickness is equal with aluminium base layer thickness and is 0.3mm-
0.4mm。
In one preferred embodiment of the utility model, the width of the groove is 1.0mm-2.0mm.
In one preferred embodiment of the utility model, the thickness of insulating layer is 24-26 μm.
In one preferred embodiment of the utility model, the insulating layer is made of polyimides material.
In one preferred embodiment of the utility model, the first thermosetting glue-line and the second thermosetting glue-line are by modified ring
Oxygen resin is made.
The beneficial effects of the utility model are：A kind of flexible LED bendable fold-type aluminum base circuit board that the utility model is pointed out,
With higher heat conduction and heat radiation, set in aluminum base layer several interruptions groove and adjacent grooves between connected by aluminium bridge,
So as to ensure bending after product have rigidity, do not spring back, realize the Multi-azimuth luminous of LED light.
Description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Other attached drawings are obtained, wherein：
Fig. 1 is a kind of structure diagram of one preferred embodiment of flexible LED bendable fold-type aluminum base circuit board of the utility model；
Fig. 2 is a kind of aluminum base layer structure diagram of flexible LED bendable fold-type aluminum base circuit board of the utility model.
In figure：1st, aluminum base layer, 2, insulating layer, 3, copper foil circuit layer, the 4, first thermosetting glue-line, the 5, second thermosetting glue-line, 6,
Solder mask layer, 7, groove, 8, aluminium bridge.
Specific embodiment
Below by the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only the part of the embodiment of the utility model, instead of all the embodiments.Based on the implementation in the utility model
Example, all other embodiment that those of ordinary skill in the art are obtained without making creative work belong to
The scope of the utility model protection.
- 2 are please referred to Fig.1, the utility model embodiment includes：
A kind of flexible LED bendable fold-type aluminum base circuit board, including：Aluminum base layer 1, insulating layer 2, the first thermosetting glue-line 4, second
Thermosetting glue-line 5 and copper foil circuit layer 3, the insulating layer 2 is arranged between the first thermosetting glue-line 4 and the second thermosetting glue-line 5, described
It is connected between aluminum base layer 1 and insulating layer 2 by the first thermosetting glue-line 4, passes through between the insulating layer 2 and copper foil circuit layer 3
Two thermosetting glue-lines 5 connect, and the outer surface of the copper foil circuit layer 3 is printed with solder mask layer 6, is provided in the aluminum base layer 1
The groove 7 of several interruptions is provided with aluminium bridge 8 between the adjacent grooves 7, and passes through aluminium bridge 8 and connect, the aluminium bridge 8 and surrounding
The region of aluminum base layer 1 is connected as a single entity, and ensures that the product after bending has rigidity, do not spring back, thickness and the aluminum base layer 1 of the groove 7
Thickness it is equal and be 0.3mm-0.4mm, the width of the groove 7 is 1.0mm-2.0mm, and the thickness of the insulating layer 2 is
24-26μm。
The insulating layer 2 is made of polyimides material, and thermal conductivity is good, and insulation effect is strong and soft convenient for bending.
The first thermosetting glue-line 4 and the second thermosetting glue-line 5 are made of modified epoxy, have certain flexibility
And thermal conductivity.
In conclusion a kind of flexible LED bendable fold-type aluminum base circuit board that the utility model is pointed out, has higher heat conduction
Thermal diffusivity, set in aluminum base layer several interruptions groove and adjacent grooves between connected by aluminium bridge, after ensureing bending
Product have rigidity, do not spring back, realize the Multi-azimuth luminous of LED light.
The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every
The equivalent structure or equivalent flow shift made using the utility model description is directly or indirectly used in other phases
The technical field of pass, is equally included in the patent within the scope of the utility model.
Claims (6)
1. a kind of flexible LED bendable fold-type aluminum base circuit board, including：Aluminum base layer, insulating layer, the first thermosetting glue-line, the second thermosetting
Glue-line and copper foil circuit layer, which is characterized in that the insulating layer is arranged between the first thermosetting glue-line and the second thermosetting glue-line, institute
It states and is connected between aluminum base layer and insulating layer by the first thermosetting glue-line, pass through the second heat between the insulating layer and copper foil circuit layer
Solid glue layer connects, and the outer surface of the copper foil circuit layer is printed with solder mask layer, several interruptions are provided in the aluminum base layer
Groove, aluminium bridge is provided between the adjacent grooves, and pass through aluminium bridge and connect, the aluminium bridge and the region of surrounding aluminum base layer connect
It is integrated.
2. flexible LED bendable fold-type aluminum base circuit board according to claim 1, which is characterized in that the groove thickness with
Aluminium base layer thickness is equal and is 0.3mm-0.4mm.
3. flexible LED bendable fold-type aluminum base circuit board according to claim 1, which is characterized in that the width of the groove
For 1.0mm-2.0mm.
4. flexible LED bendable fold-type aluminum base circuit board according to claim 1, which is characterized in that the thickness of insulating layer
For 24-26 μm.
5. flexible LED bendable fold-type aluminum base circuit board according to claim 1, which is characterized in that the insulating layer is by gathering
Acid imide material is made.
6. flexible LED bendable fold-type aluminum base circuit board according to claim 1, which is characterized in that first hot-setting adhesive
Layer and the second thermosetting glue-line are made of modified epoxy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721536092.0U CN207460590U (en) | 2017-11-17 | 2017-11-17 | A kind of flexible LED bendable fold-type aluminum base circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721536092.0U CN207460590U (en) | 2017-11-17 | 2017-11-17 | A kind of flexible LED bendable fold-type aluminum base circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207460590U true CN207460590U (en) | 2018-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721536092.0U Active CN207460590U (en) | 2017-11-17 | 2017-11-17 | A kind of flexible LED bendable fold-type aluminum base circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207460590U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112974580A (en) * | 2021-05-11 | 2021-06-18 | 四川英创力电子科技股份有限公司 | Bent circuit board and processing equipment and method thereof |
-
2017
- 2017-11-17 CN CN201721536092.0U patent/CN207460590U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112974580A (en) * | 2021-05-11 | 2021-06-18 | 四川英创力电子科技股份有限公司 | Bent circuit board and processing equipment and method thereof |
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