CN202917198U - Flexible flat cable - Google Patents
Flexible flat cable Download PDFInfo
- Publication number
- CN202917198U CN202917198U CN 201220497684 CN201220497684U CN202917198U CN 202917198 U CN202917198 U CN 202917198U CN 201220497684 CN201220497684 CN 201220497684 CN 201220497684 U CN201220497684 U CN 201220497684U CN 202917198 U CN202917198 U CN 202917198U
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- Prior art keywords
- connecting portion
- flat cable
- flexible flat
- those
- insulating barrier
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Abstract
A flexible flat cable includes a plurality of conductors and an insulation layer wrapped on the conductors, wherein the conductors comprise a plurality of first conductors and a plurality of second conductors, wherein each first conductor is provided with a bending portion. The flexible flat cable includes a front end connection portion and a rear end connection portion, wherein the rear end connection portion comprises a first connection portion and a second connection portion; the first conductors extend from the front end connection portion to the first connection portion; the second conductors extend from the front end connection portion to the second connection portion; front ends of the first conductors are located on the front end connection portion and form first front connection points; and rear ends of the first conductors extend to the first connection portion and located on the first connection portion, and form first rear connection points; the bending portions enable the first front connection points and the first rear connection points to be located at different straight lines; and spacing of the plurality of first front connection points is not equal to the spacing of the plurality of first rear connection points.
Description
Technical field
The utility model relates to a kind of flexible flat cable, particularly relevant for a kind ofly changing the winding displacement profile, satisfying a pair of two signals and transmit contact that demand and two ends have different spacing with the flexible flat cable of corresponding different system specification simultaneously.
Background technology
Flexible flat cable (Flexible Flat Cable, FFC) be a kind of signal transmission assembly, itself has the arbitrarily advantage such as deflection and high signal transmission ability, therefore be widely used in many electronic products, flexible flat cable is to use with the electric connector collocation, so that signal is passed to an other end by an end, reach the purpose that signal transmits.
In general, the body of flexible flat cable is elongated structure, it is in being arranged at electronic product the time, need to cooperate the design in interiors of products space and walk around other electronic components, therefore body must have the fixing structural design of some foldings, so that the strip body of flexible flat cable can be done the distortion of some bendings or folding, so the body of flexible flat cable just can successfully be assembled in electronic product inside.As shown in Figure 1, be the fixing practice of a kind of now flexible flat cable 1 bending, its be utilize insulating tape 10 with kink 12, overlapping section 14 and the angle section 16 of flexible flat cable 1 with around mode fix, so not only so that flexible flat cable 1 can cooperate the spatial design of interiors of products, also can so that the contact 18 at flexible flat cable 1 two ends is positioned on the different rectilinear directions, use being beneficial to and the connector overlap joint of being located at the different directions position.Yet, although traditional flexible flat cable can utilize above-mentioned insulating tape 10 to change the profile of flexible flat cable strip around the fixing practice, easily cause thickness to increase, be unfavorable for automated production and the problem that can't effectively reduce manufacturing cost.In addition, the signal of tradition flexible flat cable only transmits can be passed to the other end to reach the one to one purpose of signal transmission by an end, therefore the signal that receives can't be passed to two different electronic installations simultaneously, therefore can not satisfy the demand that client's a pair of two signal transmits.Moreover, when the system that connects when traditional flexible flat cable two ends is different size, just must overcome this problem with the technology of switching, for example install the spacing that flexible circuit board is adjusted contact additional at flexible flat cable one end, or utilize the silver slurry with the contact extension and adjust spacing etc. mode, but aforesaid method all can have the too high problem of manufacturing cost, does not accord with the demands of the market and expects with the client.
The utility model content
The tradition flexible flat cable utilizes insulating tape can cause thickness to increase, be unfavorable for automated production and can't effectively reduce the problem of manufacturing cost around the fixing practice of kink, overlapping section and the angle section of flexible flat cable, and traditional flexible flat cable can't make its two ends form the contact with different spacing easily, and a pair of two the signal that can not satisfy the client simultaneously transmits demand.Flexible flat cable provided by the utility model, its be in the processing procedure of plural wires in zygonema hot pressing in insulating barrier just directly with the wire bending, so so that the wire of bending be coated in the insulating barrier, to reach the purpose that changes the winding displacement profile.In addition, the wire of bending also can be so that the winding displacement two ends form the contact with different spacing, and a pair of two the signal that also can satisfy the client simultaneously transmits demand.
For the utility model that achieves the above object provides a kind of flexible flat cable, comprising: plural wires, those wires are arranged on the same plane, and those wires comprise a plurality of first wires and a plurality of the second wires, and every this first wire has at least one kink; An and insulating barrier, this insulating barrier coats those wires to form this flexible flat cable, wherein this flexible flat cable comprises a front end connecting portion and a rear end connecting portion, this rear end connecting portion comprises the first connecting portion and the second connecting portion, those first wires extend to this first connecting portion from this front end connecting portion, those second wires extend to this second connecting portion from this front end connecting portion, the front end of those the first wires is positioned on this front end connecting portion and exposes to this insulating barrier to form plural the first front contact, the rear end of those the first wires extends on this first connecting portion and exposes to this insulating barrier to form plural the first back contact, this kink is positioned on the different straight lines this first front contact and this first back contact, and the spacing of those the first front contacts is not equal to the spacing of those the first back contacts.
For the utility model that achieves the above object provides a kind of flexible flat cable, wherein the front end of those the second wires is positioned on this front end connecting portion and exposes to this insulating barrier to form plural the second front contact, the rear end of those the second wires extends on this second connecting portion and exposes to this insulating barrier to form plural the second back contact, and the spacing of those the second front contacts is the spacings that equal those the second back contacts.
For the utility model that achieves the above object provides a kind of flexible flat cable, wherein every this second wire has another kink, and this another kink is positioned on the different straight lines this second front contact and this second back contact.
For the utility model that achieves the above object provides a kind of flexible flat cable, wherein the front end of those the second wires is positioned on this front end connecting portion and exposes to this insulating barrier to form plural the second front contact, the rear end of those the second wires extends on this second connecting portion and exposes to this insulating barrier to form plural the second back contact, every this second wire has another kink, this another kink is positioned on the different straight lines this second front contact and this second back contact, and the spacing of those the second front contacts is the spacings that are not equal to those the second back contacts.
For the utility model that achieves the above object provides a kind of flexible flat cable, wherein every this first wire has one first line segment and one second line segment, this bending part is between this first line segment and this second line segment, and this first line segment and this second line segment are positioned on the different straight lines, and the live width of this first line segment is the live width that equals this second line segment.
For the utility model that achieves the above object provides a kind of flexible flat cable, wherein be to form an angle between this kink, this first line segment and this second line segment, this angle is greater than 0 degree and less than 180 degree.
For the utility model that achieves the above object provides a kind of flexible flat cable, wherein the rear and front end of every this first wire forms this first front contact and this first back contact after processing through processing respectively, and the width of this first front contact and this first back contact is the live width greater than this first line segment and this second line segment.
For the utility model that achieves the above object provides a kind of flexible flat cable, wherein the width of this front end connecting portion is the summation that is not equal to the width of this first connecting portion and this second connecting portion.
For the utility model that achieves the above object provides a kind of flexible flat cable, wherein this insulating barrier is to comprise that insulating barrier reaches insulating barrier on one, should upper insulating barrier and this time insulating barrier be to coat up and down this wire, be respectively equipped with a stiffening plate in the downside of this front end connecting portion, this first connecting portion and this second connecting portion.
For the utility model that achieves the above object provides a kind of flexible flat cable, wherein this wire of each bar is to be a copper cash, and the cross section of this copper cash is for circular or oval.
Compare with conventional art, the utlity model has following beneficial effect: the profile of flexible flat cable of the present utility model changes can not cause the thickness increase, and directly in the processing procedure of zygonema hot pressing, implement, produce in a large number therefore be conducive to automation, therefore can effectively reduce manufacturing cost.
Description of drawings
Fig. 1 is the schematic perspective view after traditional flexible flat cable bending is fixed.
Fig. 2 is the schematic perspective view of flexible flat cable of the present utility model.
Fig. 3 is the three-dimensional exploded view of the flexible flat cable of Fig. 2.
Fig. 4 is the schematic perspective view that the flexible flat cable of Fig. 2 is hidden upper insulating barrier.
Fig. 5 is the schematic perspective view of another kind of flexible flat cable of the present utility model.
The implication of the Reference numeral in the middle of above each figure is:
1 flexible flat cable
10 insulating tapes, 12 kinks
16 angle sections of 14 overlapping sections
18 contacts
2 flexible flat cables
21 front end connecting portions, 22 rear end connecting portions
221 first connecting portions, 222 second connecting portions
3 plain conductors
31 first wires
311 first front contacts, 312 first back contacts
313 first line segments, 314 second line segments
315 kinks
32 second wires
321 second front contacts, 322 second back contacts
325 another kinks
4 insulating barriers
Insulating barrier on 41 times insulating barriers 42
5 stiffening plates
Embodiment
Please refer to Fig. 2 to shown in Figure 4, flexible flat cable 2 of the present utility model comprises a plurality of plain conductors 3 and is coated on an insulating barrier 4 of those plain conductors 3, wherein insulating barrier 4 comprises lower insulating barrier 41 and is arranged at upper insulating barrier 42 on the lower insulating barrier 41, should upper insulating barrier 42 be to coat up and down this plain conductor 3 with lower insulating barrier 41, in the present embodiment, for convenience of description, in Fig. 4, deliberately upper insulating barrier 42 is hidden and only stayed insulating barrier 41 in schematic perspective view.A plurality of plain conductors 3 between upper insulating barrier 42 and lower insulating barrier 41 and spread configuration on same plane.
In the present embodiment, a plurality of plain conductors 3 comprise a plurality of first wires 31 and a plurality of the second wires 32, this flexible flat cable 2 comprises a front end connecting portion 21 and a rear end connecting portion 22, wherein rear end connecting portion 22 comprises one first connecting portion 221 and one second connecting portion 222, that is this flexible flat cable 2 is to have a pair of two signal transmission effect, and non-traditional winding displacement can only produce man-to-man signal transmission, so is not limited to this, and the utility model also can form the signal transmission of one-to-many.This first wire 31 is to extend to the first connecting portion 221 from front end connecting portion 21, this second wire 32 is to extend to the second connecting portion 222 from front end connecting portion 21, this first, second wire 31,32 front end are to be positioned on the front end connecting portion 21 and to expose to insulating barrier 4 forming respectively first, second front contact 311,321 of plural number, and this first, second wire 31,32 rear end are to extend to respectively on first, second connecting portion 221,222 and expose to insulating barrier 4 to form first, second back contact 312,322 of plural number.
Each bar first wire 31 has the first line segment 313, the second line segment 314 and kink 315, wherein kink 315 is between the first line segment 313 and the second line segment 314 and the first line segment 313 and the second line segment 314 are positioned on the different straight lines, at the same time, kink 315 is positioned on the different straight lines the first front contact 311 and the first back contact 312, and so that the spacing of this first front contact 311 is the spacings that are not equal to this first back contact 312.
Similarly, each bar second wire 32 has another kink 325, this another kink 325 is positioned on the different straight lines the second front contact 321 and the second back contact 322, and the spacing of this second front contact 321 is the spacings that equal this second back contact 322, because the spacing of this first front contact 311 is the spacings that are not equal to this first back contact 312, so so that the width of front end connecting portion 21 is not equal to the summation of the width of the first connecting portion 221 and the second connecting portion 222.The another kind of selection is that the spacing of this second front contact 321 also can select to be not equal to the spacing of this second back contact 322.
In the present embodiment, be to form an angle α between the kink 315 of the first wire 31, the first line segment 313 and the second line segment 314, this angle α is greater than 0 degree and less than 180 degree.Be understandable that, another kink 325 formed bending structures of the second wire 32 also are similar to the first wire 31, therefore do not repeat them here.In addition, respectively be provided with a stiffening plate 5 in the front end connecting portion 21 of flexible flat cable 2 and the first connecting portion 221 and the second connecting portion 222 downsides of rear end connecting portion 22.
It is worth mentioning that, in the present embodiment, each strip metal wire 3 is to be a copper cash, the cross section of this copper cash is for circular or oval, the kink 315 of the first wire 31, the first line segment 313 and the second line segment 314 live width be to be all to equate, same, the live width of the three-stage structure of the second wire 32 also is all equal, and wherein the width of first front contact 311 at the first wire 31 two ends and the first back contact 312 approximates greatly the live width of plain conductor 3.So be not limited to this, the another kind of selection is, as shown in Figure 5, the two ends of each strip metal wire 3 are to form first, second front contact 311 of plural number, 321 and first, second back contact 312,322 after can be respectively processing through processing, these a little first, second front contacts 311,321 and first, second back contact 312,322 width be the live width greater than the first line segment 313 and the second line segment 314.
In sum, flexible flat cable of the present utility model is to utilize in the processing procedure of plural wires in zygonema hot pressing in insulating barrier up and down just directly with the wire bending, so so that the wire of bending be coated in the insulating barrier, to reach the purpose that changes the winding displacement profile.In addition, the wire of bending also can be so that the winding displacement two ends form the contact with different spacing, and a pair of two the signal that also can satisfy the client simultaneously transmits demand.Compare with conventional art, the profile of flexible flat cable of the present utility model changes can not cause the thickness increase, and directly implements in the processing procedure of zygonema hot pressing, produces in a large number therefore be conducive to automation, therefore can effectively reduce manufacturing cost.
Above-mentioned detailed description is for a kind of better possible embodiments explanation of the utility model, but this embodiment limits claim of the present utility model, all other do not break away from the equalization of finishing under the skill spirit that the utility model discloses to be changed and modifies change, all should be contained in the claim that the utility model contains.
Claims (10)
1. flexible flat cable comprises: plural wires, and those wires are arranged on the same plane, and those wires comprise a plurality of first wires and a plurality of the second wires, and every this first wire has at least one kink; An and insulating barrier, this insulating barrier coats those wires to form this flexible flat cable, wherein this flexible flat cable comprises a front end connecting portion and a rear end connecting portion, this rear end connecting portion comprises the first connecting portion and the second connecting portion, those first wires extend to this first connecting portion from this front end connecting portion, those second wires extend to this second connecting portion from this front end connecting portion, the front end of those the first wires is positioned on this front end connecting portion and exposes to this insulating barrier to form plural the first front contact, the rear end of those the first wires extends on this first connecting portion and exposes to this insulating barrier to form plural the first back contact, this kink is positioned on the different straight lines this first front contact and this first back contact, and the spacing of those the first front contacts is not equal to the spacing of those the first back contacts.
2. flexible flat cable as claimed in claim 1, it is characterized in that: the front end of those the second wires is positioned on this front end connecting portion and exposes to this insulating barrier to form plural the second front contact, the rear end of those the second wires extends on this second connecting portion and exposes to this insulating barrier to form plural the second back contact, and the spacing of those the second front contacts is the spacings that equal those the second back contacts.
3. flexible flat cable as claimed in claim 2, it is characterized in that: every this second wire has another kink, and this another kink is positioned on the different straight lines this second front contact and this second back contact.
4. flexible flat cable as claimed in claim 1, it is characterized in that: the front end of those the second wires is positioned on this front end connecting portion and exposes to this insulating barrier to form plural the second front contact, the rear end of those the second wires extends on this second connecting portion and exposes to this insulating barrier to form plural the second back contact, every this second wire has another kink, this another kink is positioned on the different straight lines this second front contact and this second back contact, and the spacing of those the second front contacts is the spacings that are not equal to those the second back contacts.
5. flexible flat cable as claimed in claim 1, it is characterized in that: every this first wire has one first line segment and one second line segment, this bending part is between this first line segment and this second line segment, and this first line segment and this second line segment are positioned on the different straight lines, and the live width of this first line segment is the live width that equals this second line segment.
6. flexible flat cable as claimed in claim 5 is characterized in that: be to form an angle between this kink, this first line segment and this second line segment, this angle is greater than 0 degree and less than 180 degree.
7. flexible flat cable as claimed in claim 5, it is characterized in that: the rear and front end of every this first wire forms this first front contact and this first back contact after processing through processing respectively, and the width of this first front contact and this first back contact is the live width greater than this first line segment and this second line segment.
8. flexible flat cable as claimed in claim 1, it is characterized in that: the width of this front end connecting portion is the summation that is not equal to the width of this first connecting portion and this second connecting portion.
9. flexible flat cable as claimed in claim 1, it is characterized in that: this insulating barrier is to comprise that insulating barrier reaches insulating barrier on one, should upper insulating barrier and this time insulating barrier be to coat up and down this wire, be respectively equipped with a stiffening plate in the downside of this front end connecting portion, this first connecting portion and this second connecting portion.
Such as claim 1 to each described flexible flat cable of claim 9, it is characterized in that: this wire of each bar is to be a copper cash, and the cross section of this copper cash is to be circular or oval.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220497684 CN202917198U (en) | 2012-09-18 | 2012-09-18 | Flexible flat cable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220497684 CN202917198U (en) | 2012-09-18 | 2012-09-18 | Flexible flat cable |
Publications (1)
Publication Number | Publication Date |
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CN202917198U true CN202917198U (en) | 2013-05-01 |
Family
ID=48165487
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 201220497684 Expired - Fee Related CN202917198U (en) | 2012-09-18 | 2012-09-18 | Flexible flat cable |
Country Status (1)
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CN (1) | CN202917198U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108539450A (en) * | 2018-05-28 | 2018-09-14 | 昆山嘉华汽车电子科技有限公司 | Flexible flat cable adapter assembly |
CN114846564A (en) * | 2019-12-20 | 2022-08-02 | 株式会社自动网络技术研究所 | Wiring member |
US20220407295A1 (en) * | 2019-11-14 | 2022-12-22 | Sumitomo Wiring Systems, Ltd. | Wiring member |
-
2012
- 2012-09-18 CN CN 201220497684 patent/CN202917198U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108539450A (en) * | 2018-05-28 | 2018-09-14 | 昆山嘉华汽车电子科技有限公司 | Flexible flat cable adapter assembly |
CN108539450B (en) * | 2018-05-28 | 2021-01-05 | 昆山嘉华汽车电子科技有限公司 | Flexible flat cable switching assembly |
US20220407295A1 (en) * | 2019-11-14 | 2022-12-22 | Sumitomo Wiring Systems, Ltd. | Wiring member |
CN114846564A (en) * | 2019-12-20 | 2022-08-02 | 株式会社自动网络技术研究所 | Wiring member |
CN114846564B (en) * | 2019-12-20 | 2024-06-04 | 株式会社自动网络技术研究所 | Wiring member |
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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: 20130501 Termination date: 20150918 |
|
EXPY | Termination of patent right or utility model |