CN220173485U - FPC winding displacement with tearing-proof structure - Google Patents
FPC winding displacement with tearing-proof structure Download PDFInfo
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- CN220173485U CN220173485U CN202320551828.0U CN202320551828U CN220173485U CN 220173485 U CN220173485 U CN 220173485U CN 202320551828 U CN202320551828 U CN 202320551828U CN 220173485 U CN220173485 U CN 220173485U
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- fpc
- tearing
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- connecting plate
- flexible
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- 238000006073 displacement reaction Methods 0.000 title claims description 4
- 238000004804 winding Methods 0.000 title claims description 4
- 238000005452 bending Methods 0.000 claims abstract description 16
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 19
- 230000008878 coupling Effects 0.000 claims description 12
- 238000010168 coupling process Methods 0.000 claims description 12
- 238000005859 coupling reaction Methods 0.000 claims description 12
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 239000010949 copper Substances 0.000 claims description 9
- 229920006267 polyester film Polymers 0.000 claims description 4
- 229920001721 polyimide Polymers 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 239000004642 Polyimide Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses an FPC (flexible printed circuit) flat cable with a tearing-resistant structure, which comprises a FPC flexible plate and golden finger terminals, wherein one end of the FPC flexible plate is fixedly connected with a FPC connecting plate, the width of the FPC connecting plate is larger than that of the FPC flexible plate, two triangular reinforcing FPC plates are fixedly connected between two sides of the end part of the FPC flexible plate and the FPC connecting plate, and a plurality of bending parts are arranged on the FPC flexible plate. According to the utility model, the flexible wires are arranged on two sides of the edge of the fpc flexible plate, when the fpc flexible plate is subjected to tearing force, the tearing force is prevented by the flexible wires, the locally applied tearing force is dispersed to the whole fpc flexible plate, the phenomenon that the local position is easy to tear is avoided, even if the tearing force is overlarge, the first tearing-proof wire and the second tearing-proof wire can provide better strength, the two sides of the joint of the flexible plate and the golden finger terminal can be protected through the first tearing-proof wire, and the fragile bending part of the fpc flexible plate is protected through the second tearing-proof wire, so that the phenomenon that the edge of the end part of the fpc flat cable and the edge of the bending part are easy to tear in use at present is avoided.
Description
Technical Field
The utility model relates to the technical field of FPC flat cables, in particular to an FPC flat cable with a tearing-proof structure.
Background
A flexible printed circuit board (Flexible Printed Circuit abbreviated as FPC) is a flexible printed circuit board which is made of polyimide or polyester film as a base material and has high reliability and excellent flexibility. The flexible printed circuit board has the characteristics of high wiring density, light weight, thin thickness and good flexibility, and the flexible printed circuit board (FPC) can be divided into a plurality of types according to functions, such as an FPC antenna, an FPC touch screen, an FPC capacitive screen and the like, and the FPC flat cable is one of the types, and is a connecting line group which can be bent to a certain extent in popular terms.
The existing fpc flat cable is fragile, the fpc flat cable edge is easy to be stressed and torn during operation, and particularly, the flat cable is easy to be damaged due to large tearing force at the end connection position and the flat cable bending position.
Therefore, we propose a tearing-proof structure FPC flat cable for solving the above problems.
Disclosure of Invention
The utility model aims to provide an FPC (flexible printed circuit) flat cable with a tearing-proof structure, which solves the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a prevent tearing structure FPC winding displacement, includes FPC flexible sheet and golden finger terminal, FPC flexible sheet one end rigid coupling FPC connecting plate, FPC connecting plate width is greater than FPC flexible sheet width, FPC flexible sheet tip both sides and FPC rigid coupling between the connecting plate two triangle reinforcing FPC boards;
the novel anti-tearing structure is characterized in that a plurality of bending parts are arranged on the fpc flexible plate, second anti-tearing lines are fixedly connected to edges of two sides of the bending parts in the fpc flexible plate, first anti-tearing lines are fixedly connected to the connecting parts of the fpc flexible plate, the fpc connecting plate and the triangular reinforcing fpc plate, and the first anti-tearing lines and the second anti-tearing lines are copper wires coated with insulating coatings.
Preferably, the fpc flexible plate, the fpc connecting plate and the triangle reinforcing fpc plate are of an integrated structure, and the fpc flexible plate, the fpc connecting plate and the triangle reinforcing fpc plate are made of polyimide film or polyester film.
Preferably, a plurality of flat copper wires are uniformly fixedly connected in the fpc flexible plate, two flexible wires are fixedly connected to two sides of the edge of the fpc flexible plate respectively, a golden finger terminal is fixedly connected to one end, far away from the fpc flexible plate, of the fpc connecting plate, and a plurality of flat copper wire ends are fixedly embedded in the fpc connecting plate and are electrically connected with the golden finger terminal.
Preferably, the second tear-proof wire is located at a position between the ductile wire and the flat copper wire at the edge, one end of the first tear-proof wire is located at a position between the end of the ductile wire and the flat copper wire at the edge, and the other end of the first tear-proof wire is located inside the triangular reinforced fpc plate.
Preferably, the tensile protection layer is fixedly bonded in the connection part of the fpc connecting plate and the golden finger terminal, and the tensile protection layer is fixedly connected to the surfaces of the flat copper wires.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the flexible wires are arranged on two sides of the edge of the fpc flexible plate, when the fpc flexible plate is subjected to tearing force, the tearing force is prevented by the flexible wires, the locally applied tearing force is dispersed to the whole fpc flexible plate, the phenomenon that the local position is easy to tear is avoided, even if the tearing force is overlarge, the first tearing-proof wire and the second tearing-proof wire can provide better strength, the two sides of the joint of the flexible plate and the golden finger terminal can be protected through the first tearing-proof wire, and the fragile bending part of the fpc flexible plate is protected through the second tearing-proof wire, so that the phenomenon that the edge of the end part of the fpc flat cable and the edge of the bending part are easy to tear in use at present is avoided.
Drawings
FIG. 1 is a schematic diagram of a main structure of a first embodiment of the present utility model;
FIG. 2 is a schematic view showing a cut-away structure of a main body in the first and second embodiments of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;
fig. 4 is an enlarged schematic view of the structure at B in fig. 2 according to the present utility model.
In the figure: 1. fpc flexible plate; 2. a golden finger terminal; 3. a flat copper wire; 4. a first tear line; 5. a second tear line; 6. a ductile line; 7. a tensile protection layer; 11. fpc connection plates; 12. triangular reinforced fpc plates; 13. and a bending part.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1:
referring to fig. 1-4, the present utility model provides a technical solution: a tearing-resistant structure FPC (flexible printed circuit) flat cable comprises a FPC flexible board 1 and a golden finger terminal 2, wherein one end of a FPC flexible board 1 is fixedly connected with a FPC connecting board 11, the width of the FPC connecting board 11 is larger than that of a FPC flexible board 1, and two triangular reinforcing FPC boards 12 are fixedly connected between two sides of the end part of the FPC flexible board 1 and the FPC connecting board 11;
fpc be provided with a plurality of bending parts 13 on the flexible board 1, the inside equal rigid coupling of both sides edge that is located bending part 13 of fpc flexible board 1 has second to prevent tearing line 5, fpc flexible board 1, fpc connecting plate 11 and the inside rigid coupling of triangle reinforcing fpc board 12 junction first prevent tearing line 4, first prevent tearing line 4 and second prevent tearing line 5 and are the copper wire that has coated insulating coating, provide better intensity through first preventing tearing line 4, can protect flexible board and golden finger terminal 2 junction both sides, protect fpc flexible board 1 fragile bending part 13 through second prevent tearing line 5.
Example 2:
referring to fig. 2-4, a second embodiment of the present utility model is based on the above embodiment, wherein the fpc flexible board 1, fpc connecting board 11 and the triangle reinforcing fpc board 12 are integrated, and the fpc flexible board 1, fpc connecting board 11 and the triangle reinforcing fpc board 12 are made of polyimide film or polyester film.
fpc flexible board 1 inside even rigid coupling a plurality of flat copper lines 3, fpc flexible board 1 edge both sides rigid coupling two toughness lines 6 respectively, fpc connecting plate 11 is kept away from fpc flexible board 1 one end rigid coupling golden finger terminal 2, a plurality of flat copper lines 3 tip fixed scarf joint is in fpc connecting plate 11 and electrically connect golden finger terminal 2, set up toughness line 6 in fpc flexible board 1 edge both sides, when fpc flexible board 1 receives the tearing force, the tearing force can be prevented by toughness line 6, the tearing force that receives locally disperses on whole fpc flexible board 1, the phenomenon that local position easily tears has been avoided.
The second tearing-proof wire 5 is located between the ductile wire 6 and the flat copper wire 3 at the edge, one end of the first tearing-proof wire 4 is located between the end of the ductile wire 6 and the flat copper wire 3 at the edge, and the other end is located inside the triangular reinforced fpc plate 12.
The tensile protection layer 7 is fixedly adhered to the inside of the joint of the fpc connecting plate 11 and the golden finger terminal 2, and the tensile protection layer 7 is fixedly connected to the surfaces of the flat copper wires 3.
Example 3:
referring to fig. 1-4, in a third embodiment of the present utility model, based on the two embodiments, the flexible wires 6 are disposed at two sides of the edge of the fpc flexible board 1, when the fpc flexible board 1 is subjected to a tearing force, the tearing force is prevented by the flexible wires 6, the locally applied tearing force is dispersed to the whole fpc flexible board 1, so as to avoid the phenomenon that the local position is easy to tear, even if the tearing force is too large, the first tear-proof wire 4 and the second tear-proof wire 5 can provide better strength, the two sides of the joint of the flexible board and the golden finger terminal 2 can be protected by the first tear-proof wire 4, and the fragile bending portion 13 of the fpc flexible board 1 can be protected by the second tear-proof wire 5, so as to avoid the phenomenon that the edge of the end of the flat cable and the edge of the bending position are easy to tear in use at present fpc.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a prevent tearing structure FPC winding displacement, includes FPC flexible sheet (1) and golden finger terminal (2), its characterized in that:
one end of the fpc flexible plate (1) is fixedly connected with a fpc connecting plate (11), the width of the fpc connecting plate (11) is larger than that of the fpc flexible plate (1), and two triangular reinforcing fpc plates (12) are fixedly connected between two sides of the end of the fpc flexible plate (1) and the fpc connecting plate (11);
be provided with a plurality of portions of bending (13) on fpc flexplate (1), fpc flexplate (1) inside is located the equal rigid coupling of portion of bending (13) both sides edge and has second and prevents tearing line (5), the inside rigid coupling of fpc flexplate (1), fpc connecting plate (11) and triangle reinforcing fpc board (12) junction is first prevent tearing line (4), first prevent tearing line (4) and second prevent tearing line (5) are insulating coating's copper wire.
2. The tear-resistant structured FPC cable according to claim 1, wherein: the fpc flexible plate (1), the fpc connecting plate (11) and the triangular reinforced fpc plate (12) are of an integrated structure, and the fpc flexible plate (1), the fpc connecting plate (11) and the triangular reinforced fpc plate (12) are made of polyimide films or polyester films.
3. The tear-resistant structured FPC cable according to claim 1, wherein: the utility model discloses a flexible printed circuit board, including fpc flexible printed circuit board (1), a plurality of flat copper lines (3) of even rigid coupling inside fpc flexible printed circuit board (1), two toughness lines (6) of rigid coupling are respectively fixed in fpc flexible printed circuit board (1) edge both sides, fpc connecting plate (11) keep away from fpc flexible printed circuit board (1) one end rigid coupling golden finger terminal (2), a plurality of flat copper lines (3) tip fixed scarf joint is in fpc connecting plate (11) and electrically connect golden finger terminal (2).
4. A tear-resistant structured FPC cable according to claim 3, wherein: the second tearing-proof wire (5) is positioned between the ductile wire (6) and the flat copper wire (3) at the edge, one end of the first tearing-proof wire (4) is positioned between the end of the ductile wire (6) and the flat copper wire (3) at the edge, and the other end of the first tearing-proof wire is positioned inside the triangular reinforced fpc plate (12).
5. A tear-resistant structured FPC cable according to claim 3, wherein: the tensile protection layers (7) are fixedly bonded at the joints of the fpc connecting plates (11) and the golden finger terminals (2), and the tensile protection layers (7) are fixedly connected to the surfaces of the flat copper wires (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320551828.0U CN220173485U (en) | 2023-03-20 | 2023-03-20 | FPC winding displacement with tearing-proof structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320551828.0U CN220173485U (en) | 2023-03-20 | 2023-03-20 | FPC winding displacement with tearing-proof structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220173485U true CN220173485U (en) | 2023-12-12 |
Family
ID=89053471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320551828.0U Active CN220173485U (en) | 2023-03-20 | 2023-03-20 | FPC winding displacement with tearing-proof structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220173485U (en) |
-
2023
- 2023-03-20 CN CN202320551828.0U patent/CN220173485U/en active Active
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