CN208190993U - Flexible circuit board - Google Patents
Flexible circuit board Download PDFInfo
- Publication number
- CN208190993U CN208190993U CN201820193022.8U CN201820193022U CN208190993U CN 208190993 U CN208190993 U CN 208190993U CN 201820193022 U CN201820193022 U CN 201820193022U CN 208190993 U CN208190993 U CN 208190993U
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- CN
- China
- Prior art keywords
- flexible circuit
- circuit board
- interconnecting piece
- extension
- release layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model provides a kind of flexible circuit board.The flexible circuit board includes two spaced welding disks, the interconnecting piece for connecting two welding disks, from the interconnecting piece to the extension extended far from the welding disk direction, the flexible circuit board further includes glue-line and the release layer for fitting in the flexible circuit plate surface, the release layer includes the fixed part being fixedly connected by the glue-line with the interconnecting piece and from the fixed part to the movable part extended far from the fixed part direction, and the setting direction of the movable part is identical as the direction that the extension is arranged.In flexible circuit board provided by the utility model, the movable part is identical as the setting direction of the extension, when removing the release layer, the flexible circuit board is identical as the direction of the extension in the component of X-direction, what it is to flexible circuit board formation is drawing force, does not easily cause the fracture of the flexible circuit board.
Description
[technical field]
The utility model relates to field of circuit boards more particularly to a kind of flexible circuit boards.
[background technique]
The arriving of digital Age, so that the mankind are growing day by day to the dependence of electronic product.And in response to electronics now
Product high speed, high-effect and light and short requirement, the flexible circuit board with flexural property largely apply to various electricity
In sub-device, such as: all kinds of escopes, notebook computer, mobile phone, digital camera, personal digital assistant (PDA),
Printer and CD-ROM drive etc..
However, in the related technology, flexible circuit board include welding disk, interconnecting piece, extension, external conduct pad and from
Type layer, the release layer include the fixed part being bonded with the interconnecting piece and from the fixed part to far from the fixed part side
To the movable part of extension, the movable part is identical as the setting direction of the interconnecting piece.Use the flexible circuit board of this kind of structure
When, when removing with the flexible circuit board, the flexible circuit board component in the horizontal direction prolongs the release layer with described
Extending portion is vertical, forms shearing force to the flexible circuit board, be easy to cause the fracture of the flexible circuit board.
Therefore, it is necessary to provide a kind of new flexible circuit board solution above-mentioned technical problem.
[summary of the invention]
The purpose of this utility model is to provide a kind of flexible circuit boards of stable structure.
In order to achieve the above object, the utility model provides a kind of flexible circuit board, including two spaced welding disks,
Connect two welding disks interconnecting piece, from the interconnecting piece to far from the welding disk direction extend extension and with institute
State the external conduct pad that extension is fixedly connected far from one end of the interconnecting piece, the flexible circuit board further include glue-line and
The release layer of the flexible circuit plate surface is fitted in, the release layer includes connecting by the way that the glue-line and the interconnecting piece are fixed
The fixed part connect and the movable part extended from the fixed part to the separate fixed part direction, the setting direction of the movable part
It is identical as the direction of extension setting.
Preferably, the movable part and the extension interval are arranged.
Preferably, the interconnecting piece, the shape of the shape of the fixed part and the interconnecting piece is completely covered in the glue-line
Match.
Preferably, the extension includes the body part being fixedly connected with the external conduct pad and from the body part
The bending part extended to fixed part inclination, the bending part are fixedly connected with the interconnecting piece.
Preferably, two welding disks, the interconnecting piece, the extension and the external conduct pad are integrally formed
Setting.
Preferably, the welding disk is rectangular-shaped.
Preferably, the release layer is lamination release layer, Ge Laxin release layer or clay coated ox-hide release layer.
Compared with the relevant technologies, in flexible circuit board provided by the utility model, the movable part and the extension
Setting direction is identical, and when removing the release layer, the flexible circuit board is in the component of X-direction and the direction of the extension
Identical, what it is to flexible circuit board formation is drawing force, does not easily cause the fracture of the flexible circuit board.
[Detailed description of the invention]
It, below will be to required in embodiment description 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
Obtain other attached drawings, in which:
Fig. 1 is the schematic perspective view of flexible circuit board provided by the utility model；
Fig. 2 is the decomposition texture schematic diagram of flexible circuit board shown in FIG. 1；
Fig. 3 is cross section view of the flexible circuit board shown in FIG. 1 along line A-A；
Fig. 4 is Impact direction schematic diagram of the flexible circuit board provided by the utility model when removing the release layer.
[specific embodiment]
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
All other embodiment obtained, fall within the protection scope of the utility model.
It should be noted that X-direction described in the utility model, Z-direction are X-axis in Fig. 1, shown in Z axis
Direction.
Please refer to Fig. 1 to Fig. 3, the utility model provides a kind of flexible circuit board 100 comprising two is spaced
Welding disk 1, connect two welding disks 1 interconnecting piece 2, from the interconnecting piece 2 to far from 1 direction of welding disk extend
Extension 3, the external conduct pad 4 being fixedly connected far from one end of the interconnecting piece 2 with the extension 3, fit in it is described
The release layer 5 on 100 surface of flexible circuit board and the glue-line being located between the flexible circuit board 100 and the release layer 5.
Two welding disks 1, the interconnecting piece 2, the extension 3 and the external conduct pad 4 are integrally formed setting.
The quantity of the welding disk 1 is two, two 1 relative spacing of welding disk settings.The welding disk 1 be it is rectangular-shaped,
For being fixedly connected with other components.
The interconnecting piece 2 is set for connecting two welding disks 1, the interconnecting piece 2 with the welding disk 1 integrated molding
It sets.
The extension 3 is fixedly connected with the interconnecting piece 2 far from the side in the weldering portion 1, specifically, the extension
3 are set to the middle part of the interconnecting piece 2, and form T type structure with the interconnecting piece 2.The extension 3 include with it is described outer
The body part 31 and extend from the body part 31 to far from 31 direction of body part inclination that portion's conductive welding disk 4 is fixedly connected
Bending part 32, the bending part 32 is fixedly connected with the interconnecting piece 2.
Further, the body part 31 and the bending part 32 are integrally formed setting.The setting of the bending part 32, keeps away
Exempt from the flexible circuit board 100 and stress concentration occurred in the junction of the interconnecting piece 2 and the extension 3, improves institute
The reliability of flexible circuit board 100 is stated, the service life of the flexible circuit board 100 can be extended.
External conduct pad 4 is fixedly connected with the extension 3 far from one end of the interconnecting piece 2, the external conductive
Pad 4 is used to be electrically connected with the external world.
The release layer 5 fits in the surface of the flexible circuit board 100, specifically, the release layer 5 fit in it is described
The surface of interconnecting piece 2, for protecting the glue-line.
The release layer 5 includes the fixed part 51 being fixedly connected with the interconnecting piece 2 and from the fixed part 51 to separate
The movable part 52 that 51 direction of fixed part extends.The release layer 5 is lamination release layer, Ge Laxin release layer or clay coated
Ox-hide release layer.
The shape of the fixed part 51 and the shape of the interconnecting piece 2 match, i.e., institute is completely covered in the described fixed part 51
State interconnecting piece 2.The setting direction of the movable part 52 is identical as the direction that the extension 3 is arranged, specifically, the movable part
52 are arranged in parallel with the body part 31, i.e., the described movable part 52 and the fixed part 51 also form T structure.The movable part
52 are arranged with the extension 3 interval, convenient to clamp in removing to the movable part 52.
The glue-line is located between the interconnecting piece 2 and the release layer 5, for the flexible circuit board 100 and its
His component is fixedly connected, and the interconnecting piece 2 is completely covered in the glue-line.
Referring to Fig. 4, the movable part 52 is when A point is by the peeling force that size is F, the peeling force is conducted to B
The peeling force that point, i.e. B are also F by size, the peeling force F can be decomposed into component Fa along the x axis and along Z axis sides
To component Fb, it is to be understood that the direction of the component Fa is identical as the setting direction of the body part 31, by the company
Socket part 2 is stretched towards the direction far from the extension 3, the elongation at this point, effect that the bending part 32 is stretched power is stretched,
For offsetting amount of tension caused by the component Fa, can to avoid the body part 31 excessive tensile and cause to be broken, have
Good reliability.The component Fb is used to stretch the fixed part 51 along Z axis positive direction, i.e., the described component Fb is used for will
The fixed part 51 is separated with the interconnecting piece 2, thus by the release layer 5 from 100 sur-face peeling of flexible circuit board.
Compared with the relevant technologies, in flexible circuit board 100 provided by the utility model, the movable part 52 prolongs with described
The setting direction of extending portion 3 is identical, when removing the release layer 5, the flexible circuit board 100 X-direction component with it is described
The direction of extension 3 is identical, and what it is to the flexible circuit board 100 formation is drawing force, does not easily cause the flexible circuit board
100 fracture.
Above-described is only the embodiments of the present invention, it should be noted here that for the ordinary skill of this field
For personnel, without departing from the concept of the present invention, improvement can also be made, but these belong to it is practical
Novel protection scope.
Claims (7)
1. a kind of flexible circuit board, including two spaced welding disks, the interconnecting piece that connects two welding disks, from the company
Socket part is fixed to the extension extended far from the welding disk direction and with the extension far from one end of the interconnecting piece
The external conduct pad of connection, which is characterized in that the flexible circuit board further includes glue-line and fits in the flexible circuit board
The release layer on surface, the release layer include the fixed part being fixedly connected by the glue-line with the interconnecting piece and from described solid
Portion is determined to the movable part extended far from the fixed part direction, the side of the setting direction of the movable part and extension setting
To identical.
2. flexible circuit board according to claim 1, which is characterized in that the movable part is set with the extension interval
It sets.
3. flexible circuit board according to claim 1, which is characterized in that the interconnecting piece, institute is completely covered in the glue-line
The shape of the shape and the interconnecting piece of stating fixed part matches.
4. flexible circuit board according to claim 1, which is characterized in that the extension includes welding with the external conductive
Body part that disk is fixedly connected and the bending part that inclination extends from the body part to the fixed part, the bending part with it is described
Interconnecting piece is fixedly connected.
5. flexible circuit board according to claim 1, which is characterized in that two welding disks, the interconnecting piece, described
Extension and the external conduct pad are integrally formed setting.
6. flexible circuit board according to claim 1, which is characterized in that the welding disk is rectangular-shaped.
7. flexible circuit board according to claim 1, which is characterized in that the release layer is lamination release layer, Ge Laxin
Release layer or clay coated ox-hide release layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820193022.8U CN208190993U (en) | 2018-02-02 | 2018-02-02 | Flexible circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820193022.8U CN208190993U (en) | 2018-02-02 | 2018-02-02 | Flexible circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208190993U true CN208190993U (en) | 2018-12-04 |
Family
ID=64439965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820193022.8U Active CN208190993U (en) | 2018-02-02 | 2018-02-02 | Flexible circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208190993U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021031514A1 (en) * | 2019-08-21 | 2021-02-25 | 武汉华星光电半导体显示技术有限公司 | Flexible circuit board assembly and flexible display apparatus |
-
2018
- 2018-02-02 CN CN201820193022.8U patent/CN208190993U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021031514A1 (en) * | 2019-08-21 | 2021-02-25 | 武汉华星光电半导体显示技术有限公司 | Flexible circuit board assembly and flexible display apparatus |
| US11468799B2 (en) * | 2019-08-21 | 2022-10-11 | Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Flexible circuit board assembly and flexible display device |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |