CN107454738A - A kind of electronic equipment and its flexible circuit board assembly - Google Patents
A kind of electronic equipment and its flexible circuit board assembly Download PDFInfo
- Publication number
- CN107454738A CN107454738A CN201710796390.1A CN201710796390A CN107454738A CN 107454738 A CN107454738 A CN 107454738A CN 201710796390 A CN201710796390 A CN 201710796390A CN 107454738 A CN107454738 A CN 107454738A
- Authority
- CN
- China
- Prior art keywords
- stiffener
- circuit board
- flexible
- base board
- flexible circuit
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0277—Bendability or stretchability details
- H05K1/028—Bending or folding regions of flexible printed circuits
- H05K1/0281—Reinforcement details thereof
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/18—Printed circuits structurally associated with non-printed electric components
- H05K1/189—Printed circuits structurally associated with non-printed electric components characterised by the use of a flexible or folded printed circuit
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/1006—Non-printed filter
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/20—Details of printed circuits not provided for in H05K2201/01 - H05K2201/10
- H05K2201/2009—Reinforced areas, e.g. for a specific part of a flexible printed circuit
Abstract
The present invention is applied to technical field of electronic equipment, there is provided a kind of electronic equipment and its flexible circuit board assembly, wherein, flexible circuit board assembly includes flexible base board, USB, filter element and stiffener.The signal lead of USB is provided with flexible base board, stiffener is fixed on flexible substrates, and filter element is arranged on flexible base board corresponding on the region of stiffener orthographic projection, and it is electrically connected with signal lead.The present embodiment in the hardness of stiffener be more than flexible base board, its orthographic projection region on flexible substrates is not allowed flexible when being influenceed by external force.Filter element is located in orthographic projection region, and it is not easy to separate with flexible base board.The present embodiment is by setting stiffener to improve the bonding strength of filter element and flexible base board, and filter element can filter out the interference signal on usb signal cabling, improves usb signal quality.
Description
Technical field
The invention belongs to technical field of electronic equipment, more particularly to a kind of electronic equipment and its flexible circuit board assembly.
Background technology
With the intelligentized continuous development of electronic equipment, the performance of electronic equipment also more and more higher.For the ease of with it is other
Charging equipment connection charging, or data exchange is carried out with other smart machines, general electronic equipment is provided with USB
(Universal Serial Bus, USB) interface, meanwhile, USB is also correspondingly provided with flexible PCB and is believed
Number cabling.
Because the usb signal cabling on flexible PCB is oversize, interference can be introduced at USB interface, if USB not connect
The interference signal that mouth introduces is filtered out, then interference signal can be incorporated into the system of electronic equipment with usb signal line, had influence on
Signal quality, the normal work of interference system.
In order to ensure signal quality, filter element can be designed on flexible PCB, by the interference on usb signal cabling
Target signal filter, so as to improve usb signal quality.However, nowadays the material requirement to flexible PCB is more soft better, if
Filter element is directly anchored on flexible PCB, then, deformation is easily bent after flexible PCB stress, is assemblied in flexibility
Filter element on circuit board easily separates with the pad of flexible PCB, causes rosin joint to open a way.On current flexible PCB
Any filter element is not provided with, if to set filter element on flexible PCB, needs to increase some auxiliary knots
Structure is used to protect the filter element being fixed on flexible PCB.
The content of the invention
Embodiments of the invention can solve will because flexible PCB is easily bent, so as to cause filter capacitor easily with it is soft
Property circuit board separation the problem of.
In order to solve the above technical problems, present embodiments provide a kind of flexible circuit board assembly, including flexible base board and
USB, the USB are installed on one end of the flexible base board, on the flexible base board
The signal lead of USB is provided with, the USB and one end of the signal lead electrically connect
Connect；The flexible circuit board assembly also includes stiffener, and the stiffener is fixed on the flexible base board, the flexible base board
Corresponding to filter element is additionally provided with the region of the stiffener orthographic projection, the filter element and the signal lead are electric
Connection.
Further, the stiffener has hollow region, and the filter element is located at the hollow region of the stiffener
It is interior.
Further, the filter element and stiffener are individually fixed on the two sides that the flexible base board is relative.
Further, the inside of the stiffener is the entity of filling.
Further, the inside of the stiffener at least has a hollow region.
Further in being provided with electronic component in the hollow region of the stiffener.
Further, the stiffener is one piece of sheet shaped piece.
Further, the stiffener be bonded, weld or buckle by way of be fixed on the flexible base board.
In order to solve the above technical problems, the present embodiment additionally provides a kind of electronic equipment, including mainboard and above-mentioned soft
Property circuit board assemblies, the other end and the electronic circuit on the mainboard of the signal lead in the flexible circuit board assembly are electric
Connection.
Further, the electronic equipment also includes shell, and the USB is embedded at the shell
In side wall.
Compared with prior art, beneficial effect is the present embodiment：The present embodiment in being provided with stiffener on flexible base board,
The hardness of stiffener is more than flexible base board, and its orthographic projection region on flexible substrates is not allowed pliable when being influenceed by external force
It is bent.Filter element is located in orthographic projection region, so the annexation of itself and flexible base board is not easy to be influenceed by external force, it is not easy to
Separated with flexible base board.It can be seen that the present embodiment is by setting stiffener to improve the bonding strength of filter element and flexible base board,
And filter element can filter out the interference signal on usb signal cabling, usb signal quality is improved.
Brief description of the drawings
One or more embodiments are illustrative by the picture in corresponding accompanying drawing, these exemplary theorys
The bright restriction not formed to embodiment, the element for having same reference numbers label in accompanying drawing are expressed as similar element, removed
Non- have a special statement, and composition does not limit the figure in accompanying drawing.
Fig. 1 is a kind of longitudinal schematic cross-sectional view for housing unit that the embodiment of the present invention one provides；
Fig. 2 is a kind of longitudinal schematic cross-sectional view for circuit board assemblies that the embodiment of the present invention one provides；
Fig. 3 is the longitudinal schematic cross-sectional view for a kind of electronic equipment that the embodiment of the present invention one provides；
Fig. 4 is the elevational schematic view of the members for a kind of electronic equipment that the embodiment of the present invention one provides；
Fig. 5 is the longitudinal schematic cross-sectional view for a kind of electronic equipment without radome that the embodiment of the present invention one provides；
Fig. 6 is the longitudinal schematic cross-sectional view for a kind of electronic equipment that the embodiment of the present invention two provides；
Fig. 7 is the longitudinal schematic cross-sectional view for a kind of electronic equipment that the embodiment of the present invention three provides；
Fig. 8 is the longitudinal schematic cross-sectional view for a kind of electronic equipment that the embodiment of the present invention four provides.
Embodiment
In order that technical problems, technical solutions and advantages to be solved are more clearly understood, tie below
Drawings and Examples are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
To explain the present invention, it is not intended to limit the present invention.
Embodiment one：
Fig. 1 and Fig. 2 is referred to, present embodiments provides a kind of flexible circuit board assembly 100, including it is flexible base board 1, general
Serial bus interface 2, filter element 3 and stiffener 4.
USB 2 is installed on one end of flexible base board 1, and USB is provided with flexible base board 1
Signal lead 11, one end of USB 2 and signal lead 11 is electrically connected.
Stiffener 4 is pasted and fixed on flexible base board 1 by cohesive material 5, in actual applications, can also be by soft
Property substrate 1 on set pad 12 (referring to Fig. 3), then stiffener 4 is welded on a flexible substrate 1.
Stiffener 4 has hollow region 41, and generally one piece of framework, the shape of the overall profile of framework does not limit, can be with
According to being actually needed rectangular, circular or irregular shape.
Filter element 3 is arranged on flexible base board 1 and corresponded on the region of the orthographic projection of stiffener 4, specifically, the present embodiment
Filter element 3 is located in the hollow region 41 of stiffener 4.Filter element 3 is electrically connected with signal lead 11.
In the present embodiment, filter element 3 is filter capacitor, and it is fixed by welding on flexible base board 1.
Refer to Fig. 4, the present embodiment additionally provides a kind of electronic equipment, it include above-mentioned flexible circuit board assembly 100,
Mainboard 200 and shell 300.
Above-mentioned mainboard 200 and flexible circuit board assembly 100 are mounted in shell 300, wherein, flexible circuit board assembly
USB 2 in 100 is in the side wall of shell 300.Signal lead 11 in flexible circuit board assembly 100
One end be connected with USB 2, the electronic circuit on its other end and mainboard 200 is electrically connected.
The present embodiment is more than flexible base board 1 in being provided with stiffener 4, the hardness of stiffener 4 on flexible base board 1, and it is soft
Do not allow when being influenceed by external force flexible in orthographic projection region on property substrate 1.Filter element 3 is located in orthographic projection region, institute
It is not easy to be influenceed by external force with the annexation of itself and flexible base board 1, it is not easy to separate with flexible base board 1.It can be seen that the present embodiment
By setting stiffener 4 to improve the bonding strength of filter element 3 and flexible base board 1, and filter element 3 can be by signal lead
Interference signal on 11 filters out, and improves usb signal quality.
Embodiment two：
Fig. 5 is referred to, the present embodiment and the difference of embodiment one are, the bottom of stiffener 4 of the present embodiment is set
There are some buckles 42, some mounting holes 13 are offered on flexible base board 1, buckle 42 is arranged in mounting hole 13, and pass through pressure
After conjunction processing, buckle 42 is bent, and is then fixed on a flexible substrate 1.
Being connected by way of buckle, the annexation of stiffener 4 and flexible base board 1 is firm, also, compared in flexibility
The pad that is connected with stiffener 4 or adhesive spots are set on substrate 1, and the present embodiment is in opening up mounting hole 13 on flexible base board 1
Step is relatively simple.
Embodiment three：
Fig. 6 is referred to, the present embodiment and the difference of embodiment one are, the filter element 3 of the present embodiment and reinforcement
Part 4 is individually fixed on the relative two sides of flexible base board 1.
The inside of stiffener 4 has hollow region 41, and electronic component 6 is provided with the hollow region 41 of stiffener 4.This reality
Apply particular number and size that example does not limit hollow region 41, in order to mitigate the weight of stiffener 4, ensure its hardness and
On the premise of structural strength, some hollow regions 41 can be opened up more, refer to Fig. 7, stiffener 4 is internally provided with two
Dummy section 41, and it is provided with electronic component 6 in two hollow regions 41.
The stiffener 4 of the present embodiment, can also be in it while flexible base board 1 is strengthened with 3 bonding strength of filter element
Some electronic components 6 are set in hollow region 41, are sufficiently used space.
Example IV：
Fig. 8 is referred to, the present embodiment and the difference of embodiment three are, the stiffener 4 of the present embodiment is a block piece
Shape part, its internal entity for filling.Because monoblock stiffener 4 does not have hollow region, so, ensureing certain degree of hardness and knot
On the premise of structure intensity, it can be made thinner than offering the stiffener 4 of hollow region, be made more so as to be advantageous to electronic equipment
It is thin.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should be included in the scope of the protection.
Claims (10)
1. a kind of flexible circuit board assembly, including flexible base board and USB, the USB connect
Mouth is installed on one end of the flexible base board, and the signal lead of USB is provided with the flexible base board, described logical
It is electrically connected with one end of serial bus interface and the signal lead；Characterized in that, the flexible circuit board assembly also wraps
Stiffener is included, the stiffener is fixed on the flexible base board, and the flexible base board corresponds to the stiffener orthographic projection
Filter element is additionally provided with region, the filter element is electrically connected with the signal lead.
2. flexible circuit board assembly as claimed in claim 1, it is characterised in that the stiffener has hollow region, described
Filter element is located in the hollow region of the stiffener.
3. flexible circuit board assembly as claimed in claim 1, it is characterised in that the filter element is fixed respectively with stiffener
In on the relative two sides of the flexible base board.
4. flexible circuit board assembly as claimed in claim 3, it is characterised in that the inside of the stiffener is the reality of filling
Body.
5. flexible circuit board assembly as claimed in claim 3, it is characterised in that the inside of the stiffener at least has one
Hollow region.
6. flexible circuit board assembly as claimed in claim 5, it is characterised in that be provided with the hollow region of the stiffener
Electronic component.
7. the flexible circuit board assembly as described in any one in claim 2 to 6, it is characterised in that the stiffener is one
Block sheet shaped piece.
8. the flexible circuit board assembly as described in any one in claim 2 to 6, it is characterised in that the stiffener passes through
The mode of bonding, welding or buckle is fixed on the flexible base board.
9. a kind of electronic equipment, including mainboard, it is characterised in that the electronic equipment also includes any one in claim 1 to 8
Flexible circuit board assembly described in, the other end and the electricity on the mainboard of the signal lead in the flexible circuit board assembly
Sub-line road is electrically connected.
10. electronic equipment as claimed in claim 9, it is characterised in that the electronic equipment also includes shell, the general string
Row bus interface is in the side wall of the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710796390.1A CN107454738A (en) | 2017-09-06 | 2017-09-06 | A kind of electronic equipment and its flexible circuit board assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710796390.1A CN107454738A (en) | 2017-09-06 | 2017-09-06 | A kind of electronic equipment and its flexible circuit board assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107454738A true CN107454738A (en) | 2017-12-08 |
Family
ID=60496117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710796390.1A Pending CN107454738A (en) | 2017-09-06 | 2017-09-06 | A kind of electronic equipment and its flexible circuit board assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107454738A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111010473A (en) * | 2019-12-05 | 2020-04-14 | 华勤通讯技术有限公司 | Mobile terminal |
| WO2023274244A1 (en) * | 2021-07-02 | 2023-01-05 | 维沃移动通信有限公司 | Key module and electronic device |
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|---|---|---|---|---|
| CN2772183Y (en) * | 2005-01-07 | 2006-04-12 | 宏达国际电子股份有限公司 | Flexible circuit board and its reinfurcing structure |
| CN200990719Y (en) * | 2006-11-29 | 2007-12-12 | 达方电子股份有限公司 | Flexible printed circuit board and protection structure of elements thereof |
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| CN201868715U (en) * | 2010-11-30 | 2011-06-15 | 清远市佳的美电子科技有限公司 | Screen cable |
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| CN203243593U (en) * | 2013-05-27 | 2013-10-16 | 艾恩特精密工业股份有限公司 | Flexible transmission line and transmission device |
| CN105101617A (en) * | 2015-07-24 | 2015-11-25 | 业成光电（深圳）有限公司 | Flexible circuit board and circuit structure |
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| CN105611715A (en) * | 2015-12-29 | 2016-05-25 | 广东欧珀移动通信有限公司 | Flexible printed circuit and mobile terminal |
| CN205946353U (en) * | 2016-08-30 | 2017-02-08 | 湖北惠商电路科技有限公司 | Location type flexible circuit board |
| CN206272945U (en) * | 2016-11-11 | 2017-06-20 | 昆山乐华电子有限公司 | A kind of reinforcing component |
| CN206332901U (en) * | 2016-11-10 | 2017-07-14 | 昆山华乐电子科技有限公司 | Steel disc reinforcement electric-conductor |
-
2017
- 2017-09-06 CN CN201710796390.1A patent/CN107454738A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2772183Y (en) * | 2005-01-07 | 2006-04-12 | 宏达国际电子股份有限公司 | Flexible circuit board and its reinfurcing structure |
| CN200990719Y (en) * | 2006-11-29 | 2007-12-12 | 达方电子股份有限公司 | Flexible printed circuit board and protection structure of elements thereof |
| CN201114998Y (en) * | 2007-09-27 | 2008-09-10 | 惠州市蓝微电子有限公司 | A soft and hard combination board structure |
| CN201868715U (en) * | 2010-11-30 | 2011-06-15 | 清远市佳的美电子科技有限公司 | Screen cable |
| CN203040012U (en) * | 2013-01-18 | 2013-07-03 | 瑞华高科技电子工业园(厦门)有限公司 | Flexible circuit board |
| CN203243593U (en) * | 2013-05-27 | 2013-10-16 | 艾恩特精密工业股份有限公司 | Flexible transmission line and transmission device |
| CN105101617A (en) * | 2015-07-24 | 2015-11-25 | 业成光电（深圳）有限公司 | Flexible circuit board and circuit structure |
| CN105611715A (en) * | 2015-12-29 | 2016-05-25 | 广东欧珀移动通信有限公司 | Flexible printed circuit and mobile terminal |
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| CN105592634A (en) * | 2016-03-07 | 2016-05-18 | 苏州米达思精密电子有限公司 | 3D reinforcing sheet manufacture process |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111010473A (en) * | 2019-12-05 | 2020-04-14 | 华勤通讯技术有限公司 | Mobile terminal |
| WO2023274244A1 (en) * | 2021-07-02 | 2023-01-05 | 维沃移动通信有限公司 | Key module and electronic device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171208 |
|
| RJ01 | Rejection of invention patent application after publication |