CN207678071U - A kind of rigid-flex combined board and its signal transmssion line - Google Patents
A kind of rigid-flex combined board and its signal transmssion line Download PDFInfo
- Publication number
- CN207678071U CN207678071U CN201721823171.XU CN201721823171U CN207678071U CN 207678071 U CN207678071 U CN 207678071U CN 201721823171 U CN201721823171 U CN 201721823171U CN 207678071 U CN207678071 U CN 207678071U
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- China
- Prior art keywords
- rigid
- signal transmssion
- transmission line
- fixedly connected
- flexible combination
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Abstract
The utility model discloses a kind of rigid-flex combined board and its signal transmssion lines, including external backplate, it is fixedly connected with connecting wire at left and right sides of the rigid-flexible combination mainboard, and it is fixedly connected with rigid-flexible combination daughter board at the top of connecting wire, it is fixedly connected with connection chip at the top of the rigid-flexible combination mainboard, and it is fixedly connected with signal transmssion line above rigid-flexible combination mainboard, it is provided with transmission line fixing groove on the outside of the signal transmssion line, and it is fixedly connected with transmission line junction at the top of signal transmssion line, the signal transmssion line is internally provided with transmission line cover film, and it is provided with transmission line interior lines on the inside of transmission line cover film.The rigid-flex combined board and its signal transmssion line are provided with external backplate, and its inner shape matches with the shape of rigid-flexible combination mainboard, rigid-flexible combination daughter board and connecting wire, part is avoided to come to harm, and also save exceptional space, and transmission line is provided with bilayer, it can preferably use, avoid being broken.
Description
Technical field
The utility model is related to rigid-flex combined board technical field, specially a kind of rigid-flex combined board and its signal transmssion line.
Background technology
With electronic product to miniaturization, portability direction develop, required printed wiring board also to it is light, thin,
Short, small direction is developed.Wherein, with high-density wiring, contact and the high density interconnection (HDI) that can realize three-dimensional assembling
Rigidity and flexibility combined printed circuit board is exactly the outstanding person for meeting this developing direction.In recent years, the market demand of HDI rigid-flex combined boards is every
The growth rate in year has been more than 20%, is much larger than other types of printed wiring board.
But existing rigid-flexible combination, which is mostly rigid-flexible combination mainboard, rigid-flexible combination daughter board and connecting wire, to be directly connected to, so
And lack the protection of outline border in this way, it may be damaged during installation and use, and its transmission line is mostly single layer knot
Structure is easily broken off.
Utility model content
The purpose of this utility model is to provide a kind of rigid-flex combined board and its signal transmssion lines, to solve above-mentioned background skill
It is proposed that existing rigid-flexible combination is mostly that rigid-flexible combination mainboard, rigid-flexible combination daughter board and connecting wire are directly connected in art, however this
Sample lacks the protection of outline border, may be damaged during installation and use, and its transmission line is mostly single layer structure, holds
The problem of easy fracture.
To achieve the above object, the utility model provides the following technical solutions：A kind of rigid-flex combined board and its signal transmission
Line, including external backplate, four end of the external backplate is fixedly connected with mounting hole, and external backplate middle part is provided with rigid-flexible knot
Mainboard is closed, connecting wire is fixedly connected at left and right sides of the rigid-flexible combination mainboard, and be fixedly connected with just at the top of connecting wire
It scratches and combines daughter board, connection chip is fixedly connected at the top of the rigid-flexible combination mainboard, and be fixedly connected above rigid-flexible combination mainboard
There is signal transmssion line, transmission line fixing groove is provided on the outside of the signal transmssion line, and be fixedly connected at the top of signal transmssion line
Transmission line junction, the signal transmssion line is internally provided with transmission line cover film, and is provided with transmission on the inside of transmission line cover film
Line interior lines.
Preferably, the external backplate includes the first layers of copper, flexible layer and the second layers of copper, and the first layers of copper bottom is fixed and connected
It is connected to flexible layer, and flexible layer bottom is fixedly connected with the second layers of copper.
Preferably, the shape on the inside of the external backplate is led with rigid-flexible combination mainboard, rigid-flexible combination daughter board and connecting respectively
The shape of line matches.
Preferably, the transmission line cover film is double-layer structure, and transmission line cover film is using transmission line interior lines as symmetry axis
It is symmetric.
Preferably, the transmission line fixing groove is loop configuration, and the shape on the inside of transmission line fixing groove and signal transmission
The shape of line matches.
Compared with prior art, the utility model has the beneficial effects that：The rigid-flex combined board and its signal transmssion line setting
There is external backplate, and its inner shape matches with the shape of rigid-flexible combination mainboard, rigid-flexible combination daughter board and connecting wire, avoids
Part comes to harm, and also saves exceptional space, and transmission line is provided with bilayer, can preferably use, and avoids being broken.
The external backplate of the device includes the first layers of copper, flexible layer and the second layers of copper, and the first layers of copper bottom is fixedly connected with flexible layer,
And flexible layer bottom is fixedly connected with the second layers of copper, so that the structure of external backplate is more stable, can preferably protect
Inner body, and flexible layer makes external backplate have certain toughness, the service life is longer, on the inside of the external backplate of the device
Shape match respectively with the shape of rigid-flexible combination mainboard, rigid-flexible combination daughter board and connecting wire, can make so rigid-flexible
It can be embedded in external backplate in conjunction with mainboard, rigid-flexible combination daughter board and connecting wire, can preferably protect, also save placement
Space, the transmission line cover film of the device are double-layer structure, and transmission line cover film is symmetry axis in symmetrically using transmission line interior lines
Distribution, can make the intensity higher of signal transmssion line in this way, and the case where fracture when reducing its use, the transmission line of the device is solid
It is loop configuration to determine slot, and the shape on the inside of transmission line fixing groove matches with the shape of signal transmssion line, so that signal
Transmission line can be fixed, and can be protected to it, avoid its it is naked be exposed on the external, making it, the service life is longer.
Description of the drawings
Fig. 1 is the utility model main structure diagram；
Fig. 2 is the utility model signal transmssion line decomposition texture schematic diagram；
Fig. 3 is the utility model transmission line fixing groove main structure diagram；
Fig. 4 is backplate cross-sectional view outside the utility model.
In figure：1, external backplate, the 101, first layers of copper, 102, flexible layer, the 103, second layers of copper, 2, signal transmssion line, 3,
Transmission line junction, 4, mounting hole, 5, rigid-flexible combination daughter board, 6, connection chip, 7, rigid-flexible combination mainboard, 8, connecting wire, 9, pass
Line sending cover film, 10, transmission line interior lines, 11, transmission line fixing groove.
Specific implementation mode
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 describe, it is clear that the described embodiments are only a part of the embodiments 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
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of rigid-flex combined board and its signal transmssion line,
Including external backplate 1,1 four end of external backplate is fixedly connected with mounting hole 4, and external 1 middle part of backplate is provided with rigid-flexible combination
Mainboard 7, external backplate 1 includes the first layers of copper 101, flexible layer 102 and the second layers of copper 103, and 101 bottom of the first layers of copper is fixed and connected
It is connected to flexible layer 102, and 102 bottom of flexible layer is fixedly connected with the second layers of copper 103, the shape difference of 1 inside of external backplate
It matches with the shape of rigid-flexible combination mainboard 7, rigid-flexible combination daughter board 5 and connecting wire 8, so that the structure of external backplate 1
It is more stable, inner body can be preferably protected, and flexible layer 102 is so that external backplate 1 has certain toughness, service life
It is longer, in this way it is also possible that rigid-flexible combination mainboard 7, rigid-flexible combination daughter board 5 and connecting wire 8 can be embedded in external backplate 1,
It can preferably protect, also save placement space, 7 left and right sides of rigid-flexible combination mainboard is fixedly connected with connecting wire 8, and even
It connects 8 top of conducting wire and is fixedly connected with rigid-flexible combination daughter board 5,7 top of rigid-flexible combination mainboard is fixedly connected with connection chip 6, and just
It scratches and is fixedly connected with signal transmssion line 2 in conjunction with 7 top of mainboard, 2 outside of signal transmssion line is provided with transmission line fixing groove 11, and believes
2 top of number transmission line is fixedly connected with transmission line junction 3, and transmission line fixing groove 11 is loop configuration, and transmission line fixing groove 11
The shape of inside matches with the shape of signal transmssion line 2, so that signal transmssion line 2 can be fixed, and can be with
It is protected, avoid its it is naked be exposed on the external, making it, the service life is longer, and signal transmssion line 2 is internally provided with transmission line and covers
Epiphragma 9, and the inside of transmission line cover film 9 is provided with transmission line interior lines 10, transmission line cover film 9 are double-layer structure, and transmission line
Cover film 9 is symmetric with transmission line interior lines 10 for symmetry axis, can be made the intensity higher of signal transmssion line 2 in this way, be subtracted
The case where being broken when its small use.
Operation principle：When using the rigid-flex combined board and its signal transmssion line, the device is checked first, is confirmed
Errorless rear can be used, then by the placing part of the device on smooth desktop, then by rigid-flexible combination mainboard 7, rigid-flexible
It is fixed on 1 inside of external backplate by welding in conjunction with daughter board 5 and connecting wire 8, signal transmssion line 2 is then passed through into biography
It is stretched out in defeated line fixing groove 11, transmission line junction 3 is then fixed on 2 top of signal transmssion line, then passed through the device outer
The mounting hole 4 at 1 four end of portion's backplate is mounted on inside electric appliance, then carries out signal transmssion line 2 by transmission line junction 3 and equipment
Connection, and at this moment signal transmssion line 2 can be transmitted 11 fixed column of line fixing groove, it is avoided to be torn, and cause and rigid-flexible combination master
Plate 7 is broken, and signal transmssion line 2, which is provided with the double-deck transmission line cover film 9, can reinforce its intensity, reduces the probability of its fracture,
During use, the flexible layer 102 inside external backplate 1 can reinforce its toughness, it is avoided to fracture, and make its service life more
Long, here it is the use processes of the rigid-flex combined board and its signal transmssion line.
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art is come
Say, still can with technical scheme described in the above embodiments is modified, or to which part technical characteristic into
Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all
It is included within the scope of protection of this utility model.
Claims (5)
1. a kind of rigid-flex combined board and its signal transmssion line, including external backplate（1）, it is characterised in that：The external backplate（1）
Four ends are fixedly connected with mounting hole（4）, and external backplate（1）Middle part is provided with rigid-flexible combination mainboard（7）, the rigid-flexible combination
Mainboard（7）The left and right sides is fixedly connected with connecting wire（8）, and connecting wire（8）Top is fixedly connected with rigid-flexible combination daughter board
（5）, the rigid-flexible combination mainboard（7）Top is fixedly connected with connection chip（6）, and rigid-flexible combination mainboard（7）Top, which is fixed, to be connected
It is connected to signal transmssion line（2）, the signal transmssion line（2）Outside is provided with transmission line fixing groove（11）, and signal transmssion line（2）
Top is fixedly connected with transmission line junction（3）, the signal transmssion line（2）It is internally provided with transmission line cover film（9）, and transmit
Line cover film（9）Inside is provided with transmission line interior lines（10）.
2. a kind of rigid-flex combined board according to claim 1 and its signal transmssion line, it is characterised in that：The external backplate
（1）Including the first layers of copper（101）, flexible layer（102）With the second layers of copper（103）, and the first layers of copper（101）Bottom is fixedly connected with
Flexible layer（102）, and flexible layer（102）Bottom is fixedly connected with the second layers of copper（103）.
3. a kind of rigid-flex combined board according to claim 1 and its signal transmssion line, it is characterised in that：The external backplate
（1）The shape of inside respectively with rigid-flexible combination mainboard（7）, rigid-flexible combination daughter board（5）And connecting wire（8）Shape match.
4. a kind of rigid-flex combined board according to claim 1 and its signal transmssion line, it is characterised in that：The transmission line covers
Epiphragma（9）For double-layer structure, and transmission line cover film（9）With transmission line interior lines（10）It is symmetric for symmetry axis.
5. a kind of rigid-flex combined board according to claim 1 and its signal transmssion line, it is characterised in that：The transmission line is solid
Determine slot（11）For loop configuration, and transmission line fixing groove（11）The shape and signal transmssion line of inside（2）Shape match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721823171.XU CN207678071U (en) | 2017-12-24 | 2017-12-24 | A kind of rigid-flex combined board and its signal transmssion line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721823171.XU CN207678071U (en) | 2017-12-24 | 2017-12-24 | A kind of rigid-flex combined board and its signal transmssion line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207678071U true CN207678071U (en) | 2018-07-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721823171.XU Active CN207678071U (en) | 2017-12-24 | 2017-12-24 | A kind of rigid-flex combined board and its signal transmssion line |
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| CN (1) | CN207678071U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109449627A (en) * | 2018-12-27 | 2019-03-08 | 苏州驰彭电子科技有限公司 | A kind of electronic device connection plug-in unit |
| CN112290179A (en) * | 2020-09-23 | 2021-01-29 | 中国航空工业集团公司雷华电子技术研究所 | Interconnection structure for plate-level ultrathin flexible connection |
| CN114501862A (en) * | 2022-01-19 | 2022-05-13 | 博敏电子股份有限公司 | Production method for improving flatness of COB product of rigid-flex printed circuit board and COB product |
-
2017
- 2017-12-24 CN CN201721823171.XU patent/CN207678071U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109449627A (en) * | 2018-12-27 | 2019-03-08 | 苏州驰彭电子科技有限公司 | A kind of electronic device connection plug-in unit |
| CN112290179A (en) * | 2020-09-23 | 2021-01-29 | 中国航空工业集团公司雷华电子技术研究所 | Interconnection structure for plate-level ultrathin flexible connection |
| CN112290179B (en) * | 2020-09-23 | 2021-12-28 | 中国航空工业集团公司雷华电子技术研究所 | Interconnection structure for plate-level ultrathin flexible connection |
| CN114501862A (en) * | 2022-01-19 | 2022-05-13 | 博敏电子股份有限公司 | Production method for improving flatness of COB product of rigid-flex printed circuit board and COB product |
| CN114501862B (en) * | 2022-01-19 | 2023-08-04 | 博敏电子股份有限公司 | Production method for improving flatness of COB (chip on board) product of rigid-flex printed circuit board and COB product thereof |
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