CN202736539U - Flexible flat cable structure - Google Patents
Flexible flat cable structure Download PDFInfo
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- CN202736539U CN202736539U CN 201220315857 CN201220315857U CN202736539U CN 202736539 U CN202736539 U CN 202736539U CN 201220315857 CN201220315857 CN 201220315857 CN 201220315857 U CN201220315857 U CN 201220315857U CN 202736539 U CN202736539 U CN 202736539U
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- conductive layer
- flexible flat
- cable structure
- connecting portion
- type cable
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Abstract
The utility model provides a flexible flat cable structure which comprises a soft wire and a conductive layer, wherein the soft wire comprises a plurality of sub-wires; each sub-wire comprises a plurality of metal conductors which are in parallel arrangement and an insulating layer cladding the metal conductors; the sub-wires are stacked to each other to form an overlapping part; the overlapping part comprises a bent section; and the conductive layer is wound around the overlapping part, and the part, corresponding to the bent section, of the conductive layer is a black conductive layer. Through winding the conductive layer around the overlapping part, and configuring the part, corresponding to the overlapping part, of the conductive layer as the black conductive layer, the aim of preventing electromagnetic wave interference is achieved, and simultaneously the function of beautiful appearance is realized, so as to solve the problem of the existing customer complaints. In addition, as cut clearances are directly formed on the grounding conductors, the structure is not affected by reduction of the distance between the plurality of flat copper wires in the soft wire, and thus the problem of poor cut sub-wire yield can also be solved.
Description
Technical field
The utility model relates to a kind of flexible flat-type cable structure, relates in particular to a kind of flexible flat-type cable structure that has simultaneously prevention Electromagnetic Interference and appearance looks elegant effect.
Background technology
Flexible flat cable (Flexible Flat Cable) referred to as flexible flat cable or FFC, is a kind of data cable structure that forms through the pressing of high-tech automation equipment production line with PET insulating material and zinc-plated flat copper wire as thin as a wafer.Flexible flat cable is that assembly is used in a kind of signal transmission, itself has the advantages such as arbitrarily deflection, high signal transmission capabilities, therefore is widely used in many electronic products.
General flexible flat cable is divided into three-decker, from top to bottom is sequentially the overlapped way of insulating barrier, conductor layer and lower insulating barrier, and several flat copper wire are arranged in parallel to separate and arrange in the conductor layer, and its end exposes to the flexible flat cable rear and front end and connects a little with formation.Along with consumer electronics constantly towards compact future development, for the miniaturization that cooperates portable electronic devices and slimming design, necessarily require the size of the transverse width of flexible flat cable to dwindle.Therefore developing with regard to those skilled in the art utilizes cutter cutting separated time flexible flat cable stage casing to form several rectangular cables, these a little rectangular cables are bent storehouses to form the bunch structure, because this bunch structure so that the original transverse width of flexible flat cable dwindles, so can solve the problem that general flexible flat cable can't be filled in the small size space.It is at random that this bunch structure must will be fixed to avoid several rectangular cables to get loose, the existing general practice utilize tape roll be around in the bunch structure around to reach the purpose of fixing several rectangular cables.
Yet; although having the flexible flat cable of bunch structure, this kind can solve the problem that general existing flexible flat cable can't be filled in the small size space; but because the protection structure of any prevention Electromagnetic Interference (EMI) is not set; therefore be easy to be subject to Electromagnetic Interference and cause bad impact, and then cause the visitor to tell the generation of problem.In addition, some can expose to the bunch structure outside the product construction in use, and this exposes part and usually can cause product appearance to have inaesthetic situation to produce.
The utility model content
The purpose of this utility model is to provide a kind of flexible flat cable, can not be subject to the impact of the spacing downsizing between several flat copper wire in the flexible flat cable, prevent from cutting the not good problem of separated time yield, can also reach the purpose of prevention Electromagnetic Interference, and the effect that has simultaneously appearance looks elegant, the problem of telling to solve existing visitor.
For achieving the above object, the utility model provides a kind of flexible flat-type cable structure, comprising:
One flexible flat cable, this flexible flat cable has several separated times, and this separated time comprises several plain conductors that are arranged in parallel and coats an insulating barrier of those plain conductors, and the mutual storehouse of those separated times is to form an overlapping portion, and this overlapping portion comprises a bent area; And
One conductive layer, be surrounded on this overlapping portion around, this conductive layer is a black conductive layer corresponding to this bent area.
Described conductive layer is outward a silver color conductive layer corresponding to this bent area.
Described conductive layer also is outward this black conductive layer corresponding to this bent area.
Described black conductive layer is a dark conductive layer.
Described black conductive layer and this silver color conductive layer independent assembly of respectively doing for oneself, and this black conductive layer is adjacent to this silver color conductive layer and contact this silver color conductive layer and electrically conduct with formation.
Described flexible flat cable have a front connecting portion, a rear connecting portion and be positioned at this front connecting portion and should after connecting portion between a body, be somebody's turn to do front connecting portion and should be respectively equipped with several contacts on the rear connecting portion, this body is provided with those separated times, should be provided with a housing to form a line-end connector by front connecting portion, the position of formed this overlapping portion of the mutual storehouse of those separated times is close to this front connecting portion.
Described silver color conductive layer this black conductive layer is close to this front connecting portion, and this black conductive layer is close to the middle position of this body, and the zone outside this overlapping portion of this body is more around being provided with a ground plane.
Also comprise:
One first conduction element is arranged on this silver color conductive layer and with this silver color conductive layer and forms electric connection, and this first conduction element extends towards the direction that is away from this overlapping portion; And
One second conduction element is arranged on this ground plane and with this ground plane and forms electric connection, and this second conduction element extends towards the direction that is away from this body.
Those plain conductors of described separated time comprise several signal conductors and at least one earth lead, and this earth lead exposes to this insulating barrier, and this earth lead of this conductive layer and this separated time respectively forms and electrically conducts.
Described flexible flat cable utilizes several cutting seams to extend that along the axis direction of those plain conductors this flexible flat cable cutting separated time is formed those separated times, and respectively this cutting seam is located on this earth lead.
The beneficial effects of the utility model: the utilization of the utility model flexible flat-type cable structure around a conductive layer be surrounded on the overlapping portion around, and conductive layer is a black conductive layer corresponding to the bent area of overlapping portion, thereby reach the purpose of prevention Electromagnetic Interference, and the effect that has simultaneously appearance looks elegant, the problem of telling to solve existing visitor.In addition, because the cutting seam directly is formed on the earth lead, therefore can not be subject to the impact of the spacing downsizing between several flat copper wire in the flexible flat cable, so can solve again the not good problem of cutting separated time yield.
In order further to understand feature of the present utility model and technology contents, see also following about detailed description of the present utility model and accompanying drawing, yet accompanying drawing only provide with reference to and the explanation usefulness, the utility model is limited.
Description of drawings
Below in conjunction with accompanying drawing, by embodiment of the present utility model is described in detail, the novel technical scheme of this reality and other beneficial effect are apparent with making.
In the accompanying drawing,
Fig. 1 is that the utility model flexible flat-type cable structure is through the stereogram of cutting separated time.
Fig. 2 is that Fig. 1 is along the profile of AA line segment.
The vertical view of Fig. 3 after to be Fig. 1 flexible flat-type cable structure stacked through bending.
Fig. 4 is the vertical view after Fig. 3 flexible flat-type cable structure process is twined conductive layer.
Embodiment
Technological means and the effect thereof taked for further setting forth the utility model are described in detail below in conjunction with the preferred embodiments of the present invention and accompanying drawing thereof.
See also Fig. 1 and 2, the utility model provides a kind of flexible flat-type cable structure,
It comprises a flexible flat cable 1, reaching the insulating barrier 12 that coats up and down those plain conductors 11 by several plain conductors 11 that are arranged in parallel is formed, wherein insulating barrier 12 comprises the upper insulating barrier 121 and lower insulating barrier 122 of the upper and lower surface that is covered in those plain conductors 11, flexible flat cable 1 utilizes several cutting seams 10 to extend the remaining limit 13 ' that forms several separated times 13 and be positioned at those separated time 13 2 sides with flexible flat cable 1 cutting separated time along the axis direction of plain conductor 11, those cutting seams 10 are between the rear and front end of flexible flat cable 1 and do not cut the rear and front end of wearing flexible flat cable 1, and those separated times 13 are formed between the rear and front end of flexible flat cable 1.
In the present embodiment, flexible flat cable 1 has a front connecting portion 14, rear connecting portion 15 and the body 16 between front connecting portion 14 and rear connecting portion 15, be respectively equipped with several contacts (indicating) on front connecting portion 14 and the rear connecting portion 15, body 16 is provided with those separated times 13 and an aluminium foil layer 17.Front connecting portion 14 is provided with a housing 2 to form a line-end connector, and this housing 2 is provided with several pieces grounding elastic parts 21, those grounding elastic parts 21 in order to body 16 on aluminium foil layer 17 overlap joint, then be provided with a stiffening plate 3 on the rear connecting portion 15.
It is worth mentioning that, because the gap length between several plain conductors 11 is because the impact of downsizing is contracted to the width size less than plain conductor 11, therefore the utility model will cut stitch 10 directly be arranged at those plain conductors 11 in earth lead on, but not on the insulating barrier 12 of the gap area that plain conductor 11 is not set of prior art, so just can solve the not good problem of cutting separated time yield of prior art.
Each separated time 13 comprises several plain conductors 11 that are arranged in parallel and the insulating barrier 12 that coats up and down those plain conductors 11, those plain conductors 11 comprise several signal conductors and earth lead (not indicating), earth lead exposes to insulating barrier 12 after cutting through cutter, mutual storehouse is to form an overlapping portion 18 after these a little separated times 13 process bendings, as shown in Figure 3, the remaining limit 13 ' that is positioned at those separated time 13 2 sides then is can select arbitrarily to stay or get rid of, select in the present embodiment the direct remaining limit 13 ' of excision and only stay several separated times 13, the width of this overlapping portion 18 so has in the elongated accommodation space smoothly overlapping portion 18 is assembled in hinge or hinge (hinge) etc. less than the width of flexible flat cable 1.In addition, overlapping portion 18 comprises a bent area 181, and this bent area 181 can expose to outside the product construction, also must bear repeatedly waving around property testing of bending.
See also Fig. 4, described conductive layer 4 be surrounded on overlapping portion 18 around, in the present embodiment, because this bent area 181 can expose to the structure of hinge, for the purpose of appearance looks elegant, this conductive layer 4 is a black conductive layer 41 corresponding to bent area 181, conductive layer 4 is a silver color conductive layer 42 outward corresponding to bent area 181, so be not limited to this, this conductive layer 4 also can be black conductive layer 41 outward corresponding to bent area 181, that is whole conductive layer 4 all is to be black conductive layer 41.The another kind of selection is that this black conductive layer 41 also can substitute with a dark conductive layer, so can also reach purpose attractive in appearance.
In the present embodiment, this black conductive layer 41 uses black conductive cloth, this silver color conductive layer 42 uses the silver color conductive fabric, black conductive layer 41 and the silver color conductive layer 42 independent assembly of respectively doing for oneself, and black conductive layer 41 is adjacent to silver color conductive layer 42 and contact silver color conductive layer 42 and electrically conduct with formation.
Be surrounded on the earth lead that exposes of conductive layer 4 and each separated time 13 around the overlapping portion 18 and aluminium foil layer 17 and form and electrically conduct, so can reach the purpose of prevention Electromagnetic Interference, and so that the control ability of impedance (Impedance) promote.In addition, be provided with a conducting resinl between conductive layer 4 and the overlapping portion 18, this conducting resinl electrically conduct earth lead and the aluminium foil layer 17 of conductive layer 4 and each separated time 13.
In the present embodiment, the position of those formed overlapping portions 18 of separated time 13 mutual storehouses is close to front connecting portion 14, wherein silver color conductive layer 42 is close to front connecting portion 14 than black conductive layer 41, black conductive layer 41 is close to the middle position of body 16, so so that bent area 181 is close to the middle position of body 16, be conducive to wave the Stability Analysis of Structures around property testing.
More around being provided with a ground plane 5, this ground plane 5 is located on the aluminium foil layer 17 and with aluminium foil layer 17 formation and is electrically conducted, so to reach the purpose of prevention Electromagnetic Interference and control characteristic impedance in the non-separated time zone of described body 16 outside overlapping portion 18.In addition, the first conduction element 61 is set on silver color conductive layer 42 and with silver color conductive layer 42, forms electric connection, and the first conduction element 61 extends to overlap with an earthing mechanism spare towards the direction that is away from overlapping portion 18.Moreover, the second conduction element 62 is set on ground plane 5 and with ground plane 5, forms electric connection, and the second conduction element 62 extends to overlap with another earthing mechanism spare towards the direction that is away from body 16.The electric conducting materials such as conductive fabric or aluminium foil (not shown) that can be sticked in addition again between this ground plane 5 and the conductive layer 4 form and electrically conduct.
In sum, the utility model provides a kind of flexible flat-type cable structure, utilization around a conductive layer be surrounded on the overlapping portion around, and conductive layer is a black conductive layer corresponding to the bent area of overlapping portion, so just can reach the purpose of prevention Electromagnetic Interference, and the effect that has simultaneously appearance looks elegant, the problem of telling to solve existing visitor.In addition, because the cutting seam directly is formed on the earth lead, therefore can not be subject to the impact of the spacing downsizing between several flat copper wire in the flexible flat cable, so can solve again the not good problem of cutting separated time yield.
The above; for the person of ordinary skill of the art; can make other various corresponding changes and distortion according to the technical solution of the utility model and technical conceive, and all these changes and distortion all should belong to the protection range of the utility model claim.
Claims (10)
1. a flexible flat-type cable structure is characterized in that, comprising:
One flexible flat cable, this flexible flat cable has several separated times, and this separated time comprises several plain conductors that are arranged in parallel and coats an insulating barrier of those plain conductors, and the mutual storehouse of those separated times is to form an overlapping portion, and this overlapping portion comprises a bent area; And
One conductive layer, be surrounded on this overlapping portion around, this conductive layer is a black conductive layer corresponding to this bent area.
2. flexible flat-type cable structure as claimed in claim 1 is characterized in that, described conductive layer is outward a silver color conductive layer corresponding to this bent area.
3. flexible flat-type cable structure as claimed in claim 1 is characterized in that, described conductive layer also is outward this black conductive layer corresponding to this bent area.
4. flexible flat-type cable structure as claimed in claim 1 is characterized in that, described black conductive layer is a dark conductive layer.
5. flexible flat-type cable structure as claimed in claim 2 is characterized in that, described black conductive layer and this silver color conductive layer independent assembly of respectively doing for oneself, and this black conductive layer is adjacent to this silver color conductive layer and contact this silver color conductive layer and electrically conduct with formation.
6. flexible flat-type cable structure as claimed in claim 2, it is characterized in that, described flexible flat cable have a front connecting portion, a rear connecting portion and be positioned at this front connecting portion and should after connecting portion between a body, be somebody's turn to do front connecting portion and should be respectively equipped with several contacts on the rear connecting portion, this body is provided with those separated times, should be provided with a housing to form a line-end connector by front connecting portion, the position of formed this overlapping portion of the mutual storehouse of those separated times is close to this front connecting portion.
7. flexible flat-type cable structure as claimed in claim 6, it is characterized in that, described silver color conductive layer this black conductive layer is close to this front connecting portion, and this black conductive layer is close to the middle position of this body, and the zone outside this overlapping portion of this body is more around being provided with a ground plane.
8. flexible flat-type cable structure as claimed in claim 7 is characterized in that, also comprises:
One first conduction element is arranged on this silver color conductive layer and with this silver color conductive layer and forms electric connection, and this first conduction element extends towards the direction that is away from this overlapping portion; And
One second conduction element is arranged on this ground plane and with this ground plane and forms electric connection, and this second conduction element extends towards the direction that is away from this body.
9. such as each described flexible flat-type cable structure in the claim 1 to 8, it is characterized in that, those plain conductors of described separated time comprise several signal conductors and at least one earth lead, this earth lead exposes to this insulating barrier, and this earth lead of this conductive layer and this separated time respectively forms and electrically conducts.
10. flexible flat-type cable structure as claimed in claim 9, it is characterized in that, described flexible flat cable utilizes several cutting seams to extend that along the axis direction of those plain conductors this flexible flat cable cutting separated time is formed those separated times, and respectively this cutting seam is located on this earth lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220315857 CN202736539U (en) | 2012-07-02 | 2012-07-02 | Flexible flat cable structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220315857 CN202736539U (en) | 2012-07-02 | 2012-07-02 | Flexible flat cable structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202736539U true CN202736539U (en) | 2013-02-13 |
Family
ID=47662214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220315857 Expired - Fee Related CN202736539U (en) | 2012-07-02 | 2012-07-02 | Flexible flat cable structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202736539U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104779497A (en) * | 2014-01-15 | 2015-07-15 | 纬创资通股份有限公司 | Flexible flat cable, electric connector and combination thereof |
-
2012
- 2012-07-02 CN CN 201220315857 patent/CN202736539U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104779497A (en) * | 2014-01-15 | 2015-07-15 | 纬创资通股份有限公司 | Flexible flat cable, electric connector and combination thereof |
| CN104779497B (en) * | 2014-01-15 | 2017-03-15 | 纬创资通股份有限公司 | Flexible flat cable, electric connector and combination thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130213 Termination date: 20150702 |
|
| EXPY | Termination of patent right or utility model |