CN202816413U - Flexible flat cable - Google Patents
Flexible flat cable Download PDFInfo
- Publication number
- CN202816413U CN202816413U CN 201220389621 CN201220389621U CN202816413U CN 202816413 U CN202816413 U CN 202816413U CN 201220389621 CN201220389621 CN 201220389621 CN 201220389621 U CN201220389621 U CN 201220389621U CN 202816413 U CN202816413 U CN 202816413U
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- Prior art keywords
- line segment
- contact point
- kink
- flat cable
- flexible flat
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- 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.)
- Expired - Fee Related
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Abstract
The utility model provides a flexible flat cable which comprises several wires arranged on the same plane. Each wire has a first contact point, a second contact point and at least a folding part, wherein the folding part is positioned between the first contact point and the second contact point, and the first contact point and the second contact point are positioned on different straight lines. Insulating layers coat the wires, and the first contact point and the second contact point of each wire are exposed at opposite ends of the insulating layers so as to form a first connecting part and a second connecting part, wherein the space between a number of the first contact points is less than the space between a number of the second contact points.
Description
Technical field
The utility model relates to a kind of flexible flat cable structure, relates in particular to the contact point that a kind of two ends have different spacing, simultaneously the flexible flat cable of corresponding different system specification.
Background technology
Tradition flexible flat cable (Flexible Flat Cable, be called for short FFC) interior employed flat copper wire, stretched circular copper cash is imposed calendering form, in type flat copper wire and plastic film jointly behind hot pressing, can be obtained possessing the flexible flat cable of splendid flexibility.The opposite end of flat copper wire exposes outside outside the plastic film, and forms contact point at the opposite end of flexible flat cable.
Under this manufacturing process, flat copper wire is same size and equidistantly to be arranged parallel to each other, therefore the contact point that is positioned at two ends also can be the aligned identical state, even adjust the spacing of flat copper wire when hot pressing, also can't reach the contact point that makes two ends different each other.Thus, when the system that connects when the 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 point additional at flexible flat cable one end, or utilize the silver slurry with the contact point extension and adjust spacing etc. mode, but aforementioned these methods all can have the too high problem of manufacturing cost, do not accord with the demands of the market and expect with the client.
The utility model content
The purpose of this utility model is to provide a kind of flexible flat cable, makes the flexible flat cable two ends can form the contact point of different spacing, with opposite ends different size system requirements.
The utility model provides a kind of flexible flat cable for achieving the above object, comprising:
Several wires, those arrangements of conductors are on same plane, this wire of each bar has a first make contact, one second contact point and at least one kink, wherein this bending part is between this first make contact and this second contact point, and this first make contact and this second contact point are positioned on the different straight lines; And
One insulating barrier, this insulating barrier coats those wires, this first make contact of those wires and this second contact point expose to the opposite end of this insulating barrier to form one first connecting portion and one second connecting portion, and wherein the spacing of several these first make contacts is less than the spacing of several this second contact point.
Described each bar wire comprise be formed at one first line segment between this first make contact and this kink and be formed at this kink and this second contact point between one second line segment, the spacing of several this first line segment is less than the spacing of several this second line segment.
Form an angle between described kink, this first line segment and this second line segment, this angle is greater than 0 degree and less than 180 degree, the live width of this first line segment equals the live width of this second line segment.
Through forming this first make contact and this second contact point after the processing, the width of this first make contact and this second contact point is greater than the live width of this first line segment and this second line segment respectively at the two ends of described each bar wire.
Described each bar wire has another kink, this wire of each bar comprise one first line segment that is formed between this first make contact and this kink, be formed at the inclined line segment between this kink and this another kink and be formed at this another kink and this second contact point between one second line segment, the spacing of several this first line segment is less than the spacing of several this second line segment.
Form an angle between described kink, this first line segment and this inclined line segment, this angle is greater than 0 degree and less than 180 degree, form another angle between this another kink, this inclined line segment and this second line segment, this another angle is greater than 0 degree and less than 180 degree, the live width of this first line segment, this inclined line segment and this second line segment is all equal.
Through forming this first make contact and this second contact point after the processing, the width of this first make contact and this second contact point is greater than the live width of this first line segment and this second line segment respectively at the two ends of described each bar wire.
This kink of those wires is provided with a fixed bed, and this fixed bed is in order to the bending shape of several these kinks of fixing those wires, and this insulating barrier coats this fixed bed and several this kinks.
The width of described the first connecting portion is less than the width of this second connecting portion, and this wire of each bar is round conductor.
Described each bar wire is a copper cash, and the cross section of this copper cash is circular or oval.
Gain effect of the present utility model: the utility model flexible flat cable, it just directly bends wire in the processing procedure of several wires in zygonema hot pressing in insulating barrier, so can directly adjust the spacing of the contact point at each bar wire two ends, so that the wire two ends can form the contact point of different spacing.Compared with prior art, flexible flat cable of the present utility model is directly implemented in the processing procedure of zygonema hot pressing, produces in a large number therefore be conducive to automation, therefore can effectively reduce manufacturing cost.
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
Face by embodiment of the present utility model is described in detail, will make the technical solution of the utility model and other beneficial effect apparent by reference to the accompanying drawings.
In the accompanying drawing:
Fig. 1 is the stereogram of flexible flat cable of the present utility model.
Fig. 2 is the exploded view of Fig. 1 flexible flat cable.
Fig. 3 is the vertical view of Fig. 1 flexible flat cable.
Fig. 4 is the stereogram of another kind of flexible flat cable of the present utility model.
Fig. 5 is the exploded view of the another kind of flexible flat cable of Fig. 4.
Fig. 6 is the vertical view of the another kind of flexible flat cable of Fig. 4.
Fig. 7 is the stereogram that the another kind of flexible flat cable of Fig. 4 is improved again.
Embodiment
Technological means and the effect thereof taked for further setting forth the utility model are described in detail below in conjunction with preferred embodiment of the present utility model and accompanying drawing thereof.
See also Fig. 1 to 3, the utility model provides a kind of flexible flat cable 1 mainly to comprise several wires 2 and insulating barrier 3, insulating barrier 3 comprises insulating barrier 32 on the insulating barrier 31 and, is coated by above-below direction to be arranged in the several wires 2 on the same plane and to consist of a L-type list structure.In the present embodiment, for convenience of description for the purpose of, in Fig. 3, upper insulating barrier 32 is hidden and is only stayed insulating barrier 31 in vertical view.Several wires 2 is made by the copper cash with circle or elliptic cross-section, it is outer to form several first make contacts 21 that the one end is exposed to insulating barrier 3 especially, and with common first connecting portions 210 that form of insulating barrier 3, and the other end is exposed to outside the insulating barrier 3 especially to form several the second contact points 22, and with common second connecting portions 220 that form of insulating barrier 3, respectively be provided with a stiffening plate 4 to support several first, second contact points 21,22 in the first connecting portion 210 and the second connecting portion 220 belows.
Each bar wire 2 has at least one kink 23, wherein kink 23 is between first make contact 21 and the second contact point 22, and first make contact 21 and the second contact point 22 are positioned on the different straight lines, and utilize kink 23 so that the spacing of several first make contacts 21 is not equal to the spacing of several the second contact points 22.Compared to first make contact 21, several second contact points 22 have larger spacing, and the width of the first connecting portion 210 makes the first connecting portion 210 and the second connecting portion 220 can be used in respectively different connection systems less than the width of the second connecting portion 220.Herein, so-called spacing refers to that the center line of a wire 2 is to the distance of the center line of another wire 2, for example position of label W shown in Figure 3.
In this embodiment, each bar wire 2 comprises and is formed at the first line segment 24 between first make contact 21 and the kink 23 and is formed at the second line segment 25 between kink 23 to second contact points 22, and the spacing of several the first line segments 24 is less than the spacing of several the second line segments 25.Form an angle α between kink 23, the first line segment 24 and the second line segment 25, angle α is greater than 0 degree and less than 180 degree, the live width of the first line segment 24 equals the live width of the second line segment 25.
It is worth mentioning that, in this embodiment, kink 23 in those wires 2 is provided with a fixed bed 5, this fixed bed 5 can be in order to the bending shape of several kinks 23 of a fixed number wire 2, so so that flexible flat cable 1 when carrying out hot pressing zygonema processing procedure, can effectively prevent the issuable distortion of kink 23 bending shapes or displacement, and insulating barrier 3 layer 5 that is coated and fixed forms these flexible flat cables 1 with several kinks 23 and those wires 2.
See also Fig. 4 to 6, another flexible flat cable 6 of the present utility model.This flexible flat cable 6 equally includes the insulating barrier 8 of several plain conductors 7 and clad metal wire 7, wherein insulating barrier 8 comprises lower insulating barrier 81 and upper insulating barrier 82, in the present embodiment, the same for convenience of description, in Fig. 6, upper insulating barrier 82 is hidden and is only stayed insulating barrier 81 in vertical view.Several plain conductor 7 spread configurations are on the same plane and between upper insulating barrier 82 and lower insulating barrier 81, wherein those plain conductors 7 comprise several power lines 71 and holding wire 72, and those power line 71 concentrated settings are near a side of flexible flat cable 6, those holding wires 72 then concentrated setting in the opposite side near flexible flat cable 6.
The two ends of each strip metal wire 7 are respectively equipped with a first make contact 731 and one second contact point 732, the first make contact 731 of plain conductor 7 and the second contact point 732 expose to the opposite end of insulating barrier 8 to form the first connecting portion 74 and the second connecting portion 75, respectively are provided with a stiffening plate 90 in the first connecting portion 74 and the second connecting portion 75 belows.
In the present embodiment, in order to allow power line 71 form the contact point of different spacing at the two ends of flexible flat cable 6, with opposite ends different size system requirements, so each bar power line 71 has the first line segment 711, the second line segment 712, inclined line segment 713 and two kinks 714, wherein the first line segment 711 is formed between first make contact 731 and the kink 714, the second line segment 712 is formed between the second contact point 732 and another kink 714, inclined line segment 713 is formed between kink 714 and another kink 714, and the first line segment 711 and inclined line segment 713 are positioned on the different straight lines, the second line segment 712 and inclined line segment 713 are positioned on the different straight lines, wherein the spacing of several the first line segments 711 is less than the spacing of several the second line segments 712, the width of the first connecting portion 74 is less than the width of the second connecting portion 75, and so design is so that several plain conductors 7 form the contact point of different spacing at the two ends of flexible flat cable 6.
In sum, the utility model flexible flat cable utilizes in the processing procedure of several wires in zygonema hot pressing in insulating barrier up and down and just directly wire is bent, so can directly adjust the spacing of the contact point at each bar wire two ends, so that the wire two ends can form the contact point of different spacing.Compared with prior art, flexible flat cable of the present utility model is directly implemented in the processing procedure of zygonema hot pressing, produces in a large number therefore be conducive to automation, therefore can effectively reduce manufacturing cost.
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 cable is characterized in that, comprising:
Several wires, those arrangements of conductors are on same plane, this wire of each bar has a first make contact, one second contact point and at least one kink, wherein this bending part is between this first make contact and this second contact point, and this first make contact and this second contact point are positioned on the different straight lines; And
One insulating barrier, this insulating barrier coats those wires, this first make contact of those wires and this second contact point expose to the opposite end of this insulating barrier to form one first connecting portion and one second connecting portion, and wherein the spacing of several these first make contacts is less than the spacing of several this second contact point.
2. flexible flat cable as claimed in claim 1, it is characterized in that, described each bar wire comprise be formed at one first line segment between this first make contact and this kink and be formed at this kink and this second contact point between one second line segment, the spacing of several this first line segment is less than the spacing of several this second line segment.
3. flexible flat cable as claimed in claim 2 is characterized in that, forms an angle between described kink, this first line segment and this second line segment, and this angle is greater than 0 degree and less than 180 degree, the live width of this first line segment equals the live width of this second line segment.
4. flexible flat cable as claimed in claim 3, it is characterized in that, through forming this first make contact and this second contact point after the processing, the width of this first make contact and this second contact point is greater than the live width of this first line segment and this second line segment respectively at the two ends of described each bar wire.
5. flexible flat cable as claimed in claim 1, it is characterized in that, described each bar wire has another kink, this wire of each bar comprise one first line segment that is formed between this first make contact and this kink, be formed at the inclined line segment between this kink and this another kink and be formed at this another kink and this second contact point between one second line segment, the spacing of several this first line segment is less than the spacing of several this second line segment.
6. flexible flat cable as claimed in claim 5, it is characterized in that, be to form an angle between described kink, this first line segment and this inclined line segment, this angle is greater than 0 degree and less than 180 degree, form another angle between this another kink, this inclined line segment and this second line segment, this another angle is greater than 0 degree and less than 180 degree, the live width of this first line segment, this inclined line segment and this second line segment is all equal.
7. flexible flat cable as claimed in claim 6, it is characterized in that, through forming this first make contact and this second contact point after the processing, the width of this first make contact and this second contact point is greater than the live width of this first line segment and this second line segment respectively at the two ends of described each bar wire.
8. such as each described flexible flat cable in the claim 1 to 7, it is characterized in that, this kink of those wires is provided with a fixed bed, and this fixed bed is in order to the bending shape of several these kinks of fixing those wires, and this insulating barrier coats this fixed bed and several this kinks.
9. flexible flat cable as claimed in claim 8 is characterized in that, the width of described the first connecting portion is less than the width of this second connecting portion, and this wire of each bar is round conductor.
10. such as each described flexible flat cable in the claim 1 to 7, it is characterized in that, described each bar wire is a copper cash, and the cross section of this copper cash is circular or oval.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220389621 CN202816413U (en) | 2012-08-08 | 2012-08-08 | Flexible flat cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220389621 CN202816413U (en) | 2012-08-08 | 2012-08-08 | Flexible flat cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202816413U true CN202816413U (en) | 2013-03-20 |
Family
ID=47875258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220389621 Expired - Fee Related CN202816413U (en) | 2012-08-08 | 2012-08-08 | Flexible flat cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202816413U (en) |
-
2012
- 2012-08-08 CN CN 201220389621 patent/CN202816413U/en not_active Expired - Fee Related
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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: 20130320 Termination date: 20150808 |
|
| EXPY | Termination of patent right or utility model |