CN207382668U - A kind of no-welding flex-rigid wiring board structure - Google Patents
A kind of no-welding flex-rigid wiring board structure Download PDFInfo
- Publication number
- CN207382668U CN207382668U CN201721381686.9U CN201721381686U CN207382668U CN 207382668 U CN207382668 U CN 207382668U CN 201721381686 U CN201721381686 U CN 201721381686U CN 207382668 U CN207382668 U CN 207382668U
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- China
- Prior art keywords
- layer
- rigid plate
- rigid
- wiring board
- area
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Abstract
The utility model is related to flexible PCB field, a kind of particularly no-welding flex-rigid wiring board structure.The utility model discloses a kind of no-welding flex-rigid wiring board structures, including flexible circuit board, the flexible circuit board includes flexible parent metal and the internal layer circuit layer being arranged on flexible parent metal surface, flexible circuit board is divided into first area and second area, the upper and lower surface of first area is respectively arranged with the first rigid plate and the second rigid plate, the outer surface of first rigid plate and the second rigid plate is respectively arranged with the first outer-layer circuit layer and the second outer-layer circuit layer, the flexible circuit board, first rigid plate and the second rigid plate are equipped with through hole, the through-hole wall is equipped with layers of copper, the layers of copper respectively with internal layer circuit layer, first outer-layer circuit layer and the electrical connection of the second outer-layer circuit layer, the outer end of the second area is equipped with inserted terminal.The utility model saves cost of labor in assembling process, and reliability is high, avoids that there are the quality problems such as failure welding.
Description
Technical field
The utility model belongs to flexible PCB field, more particularly to a kind of no-welding flex-rigid wiring board structure.
Background technology
Flexible PCB is that have height reliability as one kind made of base material using polyimides or polyester film, excellent
Flexible printed circuit, abbreviation soft board or FPC have the characteristics that Distribution density is high, light-weight, thickness is thin.It is mainly used in
Among the products such as mobile phone, laptop, PDA, digital camera, LCM.It is flexible to improve space availability ratio and product design
Property and design, smaller and more high-density installation design needs can be met, it helps reduce assembling procedure and enhancing can
By property.If flexible PCB is for small Space Product or needs the product scope of high reliability, it is necessary to carry out manual welding or
It is connected to by electronic component plug-in unit on hardboard, complicated and process is cumbersome, of high cost, poor reliability.
The content of the invention
The purpose of this utility model is to provide a kind of no-welding flex-rigid wiring board structures to solve the above problems.
To achieve the above object, the technical solution adopted in the utility model is：A kind of no-welding flex-rigid wiring board knot
Structure, including flexible circuit board, the flexible circuit board includes flexible parent metal and the internal layer circuit being arranged on flexible parent metal surface
Layer, the flexible circuit board are divided into first area and second area, and the upper and lower surface of the first area is respectively arranged with first
The outer surface of rigid plate and the second rigid plate, first rigid plate and the second rigid plate is respectively arranged with the first outer-layer circuit layer
With the second outer-layer circuit layer, the flexible circuit board, the first rigid plate and the second rigid plate are equipped with through hole, and the through-hole wall is set
There is layers of copper, the layers of copper is electrically connected respectively with internal layer circuit layer, the first outer-layer circuit layer and the second outer-layer circuit layer, and described second
The outer end in region is equipped with inserted terminal.
Further, the internal layer circuit layer of the second area is equipped with cover film.
Further, first rigid plate and the second rigid plate respectively by the first adhesive-layer and the second adhesive-layer with it is soft
Property wiring board connection.
Further, first adhesive-layer and the second adhesive-layer are semi-solid preparation glue-line.
Further, the outer surface of the first outer-layer circuit layer and the second outer-layer circuit layer is respectively equipped with the first ink group
Layer and the second ink group layer.
Further, the flexible parent metal is Kapton.
Further, first rigid plate and the second rigid plate are FR4 plates.
Further, the first area is in general square shape structure, and the second area is in substantially string configuration.
The advantageous effects of the utility model：
The utility model provides a kind of circuit board of rigid flexible system, without welding procedure, avoids that there are failure weldings
Etc. quality problems, it is simple in structure, it is simple for process, save a large amount of costs of labor in assembling process, and using hot pressing combination after
Drill copper facing conducting, and conductive reliability greatly increases.
Description of the drawings
Fig. 1 is the structure diagram of the utility model specific embodiment；
Fig. 2 is the sectional view figure of the utility model specific embodiment；
Fig. 3 is the internal layer circuit layer schematic diagram of the utility model specific embodiment.
Specific embodiment
The utility model is further illustrated in conjunction with the drawings and specific embodiments.
As shown in Figs. 1-3, a kind of no-welding flex-rigid wiring board structure, including flexible circuit board, the flexible circuitry
Plate includes flexible parent metal 11 and is arranged on the internal layer circuit layer 12 of 11 upper surface of flexible parent metal, in this specific embodiment, flexible base
Material 11 is Kapton, and certainly, in other embodiments, flexible parent metal 11 can also use other flexible materials, such as poly-
Ester film etc. is made, this is that those skilled in the art can realize easily, is no longer described in detail.The structure of internal layer circuit layer 12 is as schemed
Shown in 3, certainly, in other embodiments, the structure of internal layer circuit layer 12 can make choice according to actual needs, this is ability
What field technique personnel can realize easily, no longer describe in detail.
The flexible circuit board is divided into first area 111 and second area 112, the upper and lower surface of the first area 111
It is respectively arranged with the first rigid plate 31 and the second rigid plate 32, the outer surface point of 31 and second rigid plate 32 of the first rigid plate
The first outer-layer circuit layer 41 and the second outer-layer circuit layer 42, the flexible circuit board, the first rigid plate 31 and second are not provided with
Rigid plate 32 is equipped with through hole 6, and the inner wall of the through hole 6 is equipped with layers of copper 61, the layers of copper 61 respectively with internal layer circuit layer 12, first
41 and second outer-layer circuit layer 42 of outer-layer circuit layer is electrically connected, so as to by internal layer circuit layer 12, the first outer-layer circuit layer 41 and the
The connection of two outer-layer circuit layers 42 is got up, and the outer end of the second area 112 is equipped with inserted terminal 7.
In this specific embodiment, the first rigid plate 31 and the second rigid plate 32 are preferably FR4 plates, certainly, in other implementations
In example, the first rigid plate 31 and the second rigid plate 32 can also use other hard plates, this is that those skilled in the art can be light
It easily realizes, no longer describes in detail.
In this specific embodiment, 31 and second rigid plate 32 of the first rigid plate passes through the first adhesive-layer 21 and respectively
Two adhesive-layers 22 are connected with flexible circuit board.First adhesive-layer 21 and the second adhesive-layer 22 are preferably semi-solid preparation glue-line, and first just
Property plate 31 and second rigid plate 32 pass through the first adhesive-layer 21 and the second adhesive-layer 22 respectively using hot pressing and flexible circuit board group
Close connection.Certainly, in other embodiments, the first adhesive-layer 21 and the second adhesive-layer 22 can also be epoxy glue layers etc.,
This is that those skilled in the art can realize easily, is no longer described in detail.
In this specific embodiment, the internal layer circuit layer 12 of the second area 112 is equipped with cover film 13, carries out electrical exhausted
Edge is protected.
In this specific embodiment, the outer surface of the first outer-layer circuit layer 41 and the second outer-layer circuit layer 42 is respectively equipped with
First ink group layer 51 and the second ink group layer 52, to be carried out to the first outer-layer circuit layer 41 and the second outer-layer circuit layer 42
Protection.
In this specific embodiment, the first area 111 is in general square shape structure, and the second area 112 is in substantially long
Strip structure.Certainly, in other embodiments, the shape of first area 111 and second area 112 can be according to actual use need
It asks and makes choice.
In this specific embodiment, the quantity of through hole 6 is 1, certainly, in other embodiments or multiple, through hole
The layers of copper 61 of 6 inner walls is made of heavy copper-plating technique.
The utility model provides a kind of circuit board of rigid flexible system, without welding procedure, avoids that there are failure weldings
Etc. quality problems, it is simple in structure, it is simple for process, save a large amount of costs of labor in assembling process, and using hot pressing combination after
Drill copper facing conducting, and conductive reliability greatly increases.
Although specifically showing and describing the utility model with reference to preferred embodiment, those skilled in the art should
This is understood, in the spirit and scope for not departing from the utility model that the appended claims are limited, in form and details
On the utility model can be made a variety of changes, be the scope of protection of the utility model.
Claims (8)
1. a kind of no-welding flex-rigid wiring board structure, it is characterised in that：Including flexible circuit board, the flexible circuit board bag
Flexible parent metal and the internal layer circuit layer being arranged on flexible parent metal surface are included, the flexible circuit board is divided into first area and second
Region, the upper and lower surface of the first area are respectively arranged with the first rigid plate and the second rigid plate, first rigid plate and
The outer surface of second rigid plate is respectively arranged with the first outer-layer circuit layer and the second outer-layer circuit layer, the flexible circuit board,
One rigid plate and the second rigid plate are equipped with through hole, and the through-hole wall is equipped with layers of copper, the layers of copper respectively with internal layer circuit layer, the
One outer-layer circuit layer and the electrical connection of the second outer-layer circuit layer, the outer end of the second area are equipped with inserted terminal.
2. no-welding flex-rigid wiring board structure according to claim 1, it is characterised in that：The second area it is interior
Sandwich circuit layer is equipped with cover film.
3. no-welding flex-rigid wiring board structure according to claim 1, it is characterised in that：First rigid plate and
Second rigid plate is connected respectively by the first adhesive-layer and the second adhesive-layer with flexible circuit board.
4. no-welding flex-rigid wiring board structure according to claim 3, it is characterised in that：First adhesive-layer and
Second adhesive-layer is semi-solid preparation glue-line.
5. no-welding flex-rigid wiring board structure according to claim 1, it is characterised in that：First outer-layer circuit
The outer surface of layer and the second outer-layer circuit layer is respectively equipped with the first ink group layer and the second ink group layer.
6. no-welding flex-rigid wiring board structure according to claim 1, it is characterised in that：The flexible parent metal is poly-
Imide membrane.
7. no-welding flex-rigid wiring board structure according to claim 1, it is characterised in that：First rigid plate and
Second rigid plate is FR4 plates.
8. no-welding flex-rigid wiring board structure according to claim 1, it is characterised in that：The first area is in big
Square structure is caused, the second area is in substantially string configuration.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721381686.9U CN207382668U (en) | 2017-10-25 | 2017-10-25 | A kind of no-welding flex-rigid wiring board structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721381686.9U CN207382668U (en) | 2017-10-25 | 2017-10-25 | A kind of no-welding flex-rigid wiring board structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207382668U true CN207382668U (en) | 2018-05-18 |
Family
ID=62336051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721381686.9U Expired - Fee Related CN207382668U (en) | 2017-10-25 | 2017-10-25 | A kind of no-welding flex-rigid wiring board structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207382668U (en) |
-
2017
- 2017-10-25 CN CN201721381686.9U patent/CN207382668U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180518 Termination date: 20201025 |