CN108449864B - Cross FPC conductive flexible board - Google Patents
Cross FPC conductive flexible board Download PDFInfo
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- CN108449864B CN108449864B CN201810481541.9A CN201810481541A CN108449864B CN 108449864 B CN108449864 B CN 108449864B CN 201810481541 A CN201810481541 A CN 201810481541A CN 108449864 B CN108449864 B CN 108449864B
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- 239000010410 layer Substances 0.000 claims description 424
- 238000002955 isolation Methods 0.000 claims description 44
- 239000011241 protective layer Substances 0.000 claims description 22
- 230000004888 barrier function Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
Classifications
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- 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
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- 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
- H05K2201/05—Flexible printed circuits [FPCs]
- H05K2201/052—Branched
Abstract
The invention discloses a cross FPC conductive flexible board, which belongs to the technical field of circuit boards and comprises a flexible board main body, and a first connecting part, a second connecting part, a third connecting part and a fourth connecting part which are arranged on the periphery of the flexible board main body, wherein the first connecting part, the second connecting part, the third connecting part and the fourth connecting part form a cross structure with the flexible board main body, the first connecting part and the second connecting part are symmetrical relative to the longitudinal center line of the flexible board main body, and the third connecting part and the fourth connecting part are symmetrical relative to the transverse center line of the flexible board main body; the cross-shaped FPC conductive flexible board is simple in structure and convenient to use, can be sequentially connected to form a conductive path, can be arranged on a main body module to form modularized wiring, and is provided with a plurality of connecting ends, so that a plurality of branches can be separated according to requirements to meet use requirements.
Description
Technical Field
The invention belongs to the technical field of circuit boards, and particularly relates to a cross-shaped FPC conductive flexible board.
Background
Lighting products are widely used in homes, factories, supermarkets, etc. The lighting product needs to be wired in the installation process, and wires are used for wiring at present, for example, a main wire is arranged firstly, and then a plurality of branching wires are arranged on the main wire, so that the wiring in the mode is inconvenient to install, and the wires are easy to intertwine.
Disclosure of Invention
The invention aims to provide a cross-shaped FPC conductive flexible board which is simple in structure, convenient to use and capable of better solving the problems.
The embodiment of the invention is realized in the following way:
The embodiment of the invention provides a cross-type FPC conductive flexible board, which comprises a flexible board main body, and a first connecting part, a second connecting part, a third connecting part and a fourth connecting part which are arranged on the periphery of the flexible board main body, wherein the first connecting part, the second connecting part, the third connecting part and the fourth connecting part form a cross-type structure with the flexible board main body, the first connecting part and the second connecting part are symmetrical relative to the longitudinal central line of the flexible board main body, and the third connecting part and the fourth connecting part are symmetrical relative to the transverse central line of the flexible board main body.
Further, the flexible board main body comprises a flexible board base layer, a first conductive layer and a second conductive layer, wherein the flexible board base layer is provided with a first surface and a second surface which are opposite, the first conductive layer is arranged on the first surface of the flexible board base layer, and the second conductive layer is arranged on the second surface of the flexible board base layer.
Further, the first connecting portion includes first connection basic unit, first median and second median, the first surface of first connection basic unit with the first surface of soft board basic unit is in the same side is the third surface, the first surface of first connection basic unit with the second surface of soft board basic unit is in the same side is the fourth surface, first median set up in the third surface of first connection basic unit and with the third surface is separated into first positive polar region and first negative polar region, first positive polar region is equipped with first positive polar layer, first positive polar layer with first conducting layer is connected, first negative polar region is equipped with first negative polar layer, the second median set up in the fourth surface of first connection basic unit and with the fourth surface is separated into second positive polar region and second negative polar region, the second positive polar region is equipped with the second positive polar layer with first positive polar region is connected, the second negative polar region is equipped with the second negative polar layer with the conducting layer respectively.
Further, the second connection portion includes a second connection base layer, a third isolation belt and a fourth isolation belt, the surface of the second connection base layer, which is on the same side as the first surface of the soft board base layer, is a fifth surface, the surface of the first connection base layer, which is on the same side as the second surface of the soft board base layer, is a sixth surface, the third isolation belt is arranged on the fifth surface of the second connection base layer and separates the fifth surface into a third positive region and a third negative region, the third positive region is provided with a third positive layer, the third positive layer is connected with the first conductive layer, the third negative region is provided with a third negative layer, the fourth isolation belt is arranged on the sixth surface of the second connection base layer and separates the sixth surface into a fourth positive region and a fourth negative region, the fourth positive region is connected with the third positive layer, the fourth negative layer is provided with the fourth positive layer, and the fourth negative layer is connected with the second conductive layer.
Further, the third connection portion includes a third connection base layer, a fifth isolation belt and a sixth isolation belt, the surface of the third connection base layer, which is on the same side as the first surface of the soft board base layer, is a seventh surface, the surface of the first connection base layer, which is on the same side as the second surface of the soft board base layer, is an eighth surface, the fifth isolation belt is disposed on the seventh surface of the third connection base layer and separates the seventh surface into a fifth positive region and a fifth negative region, the fifth positive region is provided with a fifth positive layer, the fifth positive layer is connected with the first conductive layer, the fifth negative region is provided with a fifth negative layer, the sixth isolation belt is disposed on the eighth surface of the third connection base layer and separates the eighth surface into a sixth positive region and a sixth negative region, the sixth positive layer is connected with the fifth positive layer, the sixth negative layer is disposed on the sixth positive region, and the fifth negative layer is connected with the second conductive layer.
Further, the fourth connection portion includes a fourth connection base layer, a seventh isolation belt and an eighth isolation belt, the surface of the fourth connection base layer, which is on the same side as the first surface of the soft board base layer, is a ninth surface, the surface of the first connection base layer, which is on the same side as the second surface of the soft board base layer, is a tenth surface, the seventh isolation belt is disposed on the ninth surface of the fourth connection base layer and separates the ninth surface into a seventh positive region and a seventh negative region, the seventh positive region is provided with a seventh positive layer, the seventh positive layer is connected with the first conductive layer, the seventh negative region is provided with a seventh negative layer, the eighth isolation belt is disposed on the tenth surface of the fourth connection base layer and separates the tenth surface into an eighth positive region and an eighth negative region, the eighth positive region is provided with an eighth positive layer, the eighth positive layer is connected with the seventh positive layer, the eighth negative layer is provided with a seventh negative layer, and the eighth negative layer are connected with the second conductive layer.
Further, a first protection layer is arranged on one side, far away from the soft board base layer, of the first conductive layer, the first positive electrode layer, the first negative electrode layer, the third positive electrode layer, the third negative electrode layer, the fifth positive electrode layer, the fifth negative electrode layer, the seventh positive electrode layer and the seventh negative electrode layer are completely covered by the first protection layer, first positive electrode exposure holes are formed in positions, corresponding to the first protection layer, the first positive electrode layer, the third positive electrode layer, the fifth positive electrode layer and the seventh positive electrode layer, of the first protection layer, and first negative electrode exposure holes are formed in positions, corresponding to the first negative electrode layer, the third negative electrode layer, the fifth negative electrode layer and the seventh negative electrode layer;
The second protective layer is arranged on one side, far away from the soft board base layer, of the second conductive layer, the second positive electrode layer, the second negative electrode layer, the fourth positive electrode layer, the fourth negative electrode layer, the sixth positive electrode layer, the eighth positive electrode layer and the eighth negative electrode layer are completely covered by the second protective layer, positions, corresponding to the second positive electrode layer, the fourth positive electrode layer, the sixth positive electrode layer and the eighth positive electrode layer, of the second protective layer are respectively provided with a second positive electrode exposure hole, and positions, corresponding to the second protective layer, the second negative electrode layer, the fourth negative electrode layer, the sixth negative electrode layer and the eighth negative electrode layer are respectively provided with a second negative electrode exposure hole.
Further, the flexible board base layer, the first connection base layer, the second connection base layer, the third connection base layer and the fourth connection base layer are integrally formed.
Further, the soft board main body is provided with a clearance hole.
Further, the clearance holes are cross holes, round holes, rectangular holes or oval holes.
The beneficial effects of the invention are as follows:
The cross-shaped FPC conductive flexible board provided by the embodiment of the invention has the advantages that the structure is simple, the use is convenient, the cross-shaped FPC conductive flexible board can be sequentially connected to form a conductive path, the cross-shaped FPC conductive flexible board can be arranged on a main body module to form modularized wiring, and the cross-shaped FPC conductive flexible board is provided with a plurality of connecting ends, so that a plurality of branches can be separated according to the requirement to meet the use requirement.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a cross-type FPC conductive flexible board provided by the present invention;
FIG. 2 is a partially exploded view of one view of FIG. 1;
fig. 3 is a partially exploded view of the other view of fig. 1.
In the figure: 11-a soft board main body; 111-clearance holes; 112-a soft board base layer; 113-a first conductive layer; 114-a second conductive layer; 12-a first connection; 121-a first connection base layer; 122-a first separator; 123-a second separator; 124-a first positive electrode layer; 125-a first negative electrode layer; 126-a second positive electrode layer; 127-a second negative electrode layer; 13-a second connection; 131-a second connection base layer; 132-a third separator; 133-fourth separator; 134-a third positive electrode layer; 135-a third negative electrode layer; 136-a fourth positive electrode layer; 137-fourth negative electrode layer; 14-a third connection; 141-a third connection base layer; 142-fifth separator; 143-sixth separator; 144-a fifth positive electrode layer; 145-a fifth negative electrode layer; 146-sixth positive electrode layer; 147-sixth negative electrode layer; 15-fourth connection; 151-fourth connection base layer; 152-seventh separator; 153-eighth separator; 154-a seventh positive electrode layer; 155-a seventh negative electrode layer; 156-eighth positive electrode layer; 157-eighth negative electrode layer; 16-a first protective layer; 161-a first positive electrode exposure hole; 162-a first negative electrode exposure hole; 17-a second protective layer; 171-a second positive electrode exposure hole; 172-second anode exposure holes.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention.
In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without collision.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present invention, it should be noted that, the terms "center", "longitudinal", "transverse", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or an azimuth or a positional relationship conventionally put in use of the inventive product, or an azimuth or a positional relationship conventionally understood by one skilled in the art, are merely for convenience of describing the present invention and for simplicity of description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1, an embodiment of the present invention provides a cross-type FPC conductive flexible board including a flexible board body 11, a first connection portion 12, a second connection portion 13, a third connection portion 14, and a fourth connection portion 15.
The shape of the soft board body 11 may be rectangular, circular, regular polygon, oval, or the like.
The middle part of the soft board main body 11 is provided with a clearance hole 111, and the clearance hole 111 can be a cross hole, a round hole, a rectangular hole, an elliptical hole, a regular polygon hole or the like. In the present embodiment, the clearance hole 111 is a cross-shaped hole.
The first, second, third and fourth connection parts 12, 13, 14 and 15 are provided around the flexible board body 11. In the present embodiment, the first connection portion 12 and the second connection portion 13 are symmetrical with respect to the longitudinal center line of the flexible board body 11, and the third connection portion 14 and the fourth connection portion 15 are symmetrical with respect to the lateral center line of the flexible board body 11, so that the first connection portion 12, the second connection portion 13, the third connection portion 14 and the fourth connection portion 15 and the flexible board body 11 constitute a cross-shaped structure.
Referring to fig. 2 and 3, the soft board body 11 includes a soft board base layer 112, a first conductive layer 113 and a second conductive layer 114, the soft board base layer 112 having opposite first and second surfaces, the first conductive layer 113 being disposed on the first surface of the soft board base layer 112, and the second conductive layer 114 being disposed on the second surface of the soft board base layer 112.
The first connection part 12 includes a first connection base 121, a first barrier tape 122, and a second barrier tape 123. The surface of the first connection base layer 121 on the same side as the first surface of the flexible board base layer 112 is a third surface, and the surface of the first connection base layer 121 on the same side as the second surface of the flexible board base layer 112 is a fourth surface. The first isolation belt 122 is disposed on the third surface of the first connection base 121 and separates the third surface into a first positive electrode region and a first negative electrode region, the first positive electrode region is provided with a first positive electrode layer 124, the first positive electrode layer 124 is connected with the first conductive layer 113, the first negative electrode region is provided with a first negative electrode layer 125, and the first negative electrode layer 125 and the first conductive layer 113 are separated by the first isolation belt 122; the second isolation belt 123 is disposed on the fourth surface of the first connection base 121 and separates the fourth surface into a second positive electrode region and a second negative electrode region, the second positive electrode region is provided with a second positive electrode layer 126, the second positive electrode layer 126 is connected with the first positive electrode layer 124, the second positive electrode layer 126 is separated from the second conductive layer 114 by the second isolation belt 123, the second negative electrode region is provided with a second negative electrode layer 127, the second negative electrode layer 127 is respectively connected with the first negative electrode layer 125 and the second conductive layer 114, thus, a positive electrode path is formed among the first conductive layer 113, the first positive electrode layer 124 and the second positive electrode layer 126, and a negative electrode path is formed among the second conductive layer 114, the first negative electrode layer 125 and the second negative electrode layer 127.
The second connection part 13 includes a second connection base layer 131, a third barrier tape 132, and a fourth barrier tape 133. The surface of the second connection base layer 131 on the same side as the first surface of the soft board base layer 112 is a fifth surface, and the surface of the first connection base layer 121 on the same side as the second surface of the soft board base layer 112 is a sixth surface. The third isolation belt 132 is disposed on the fifth surface of the second connection base layer 131 and separates the fifth surface into a third positive electrode region and a third negative electrode region, the third positive electrode region is provided with a third positive electrode layer 134, the third positive electrode layer 134 is connected with the first conductive layer 113, the third negative electrode region is provided with a third negative electrode layer 135, and the third negative electrode layer 135 and the first conductive layer 113 are separated by the third isolation belt 132; the fourth isolation belt 133 is disposed on the sixth surface of the second connection base layer 131 and separates the sixth surface into a fourth positive electrode region and a fourth negative electrode region, the fourth positive electrode region is provided with a fourth positive electrode layer 136, the fourth positive electrode layer 136 is connected with the third positive electrode layer 134, the fourth positive electrode layer 136 is separated from the second conductive layer 114 by the fourth isolation belt 133, the fourth negative electrode region is provided with a fourth negative electrode layer 137, the fourth negative electrode layer 137 is connected with the third negative electrode layer 135 and the second conductive layer 114 respectively, in this way, a positive electrode path is formed between the first conductive layer 113, the third positive electrode layer 134 and the fourth positive electrode layer 136, and a negative electrode path is formed between the second conductive layer 114, the third negative electrode layer 135 and the fourth negative electrode layer 137.
The third connection part 14 includes a third connection base layer 141, a fifth barrier tape 142, and a sixth barrier tape 143. The surface of the third connection base layer 141 on the same side as the first surface of the soft board base layer 112 is a seventh surface, the surface of the first connection base layer 121 on the same side as the second surface of the soft board base layer 112 is an eighth surface, the fifth isolation belt 142 is disposed on the seventh surface of the third connection base layer 141 and separates the seventh surface into a fifth positive region and a fifth negative region, the fifth positive region is provided with a fifth positive layer 144, the fifth positive layer 144 is connected with the first conductive layer 113, the fifth negative region is provided with a fifth negative layer 145, and the fifth negative layer 145 is separated from the first conductive layer 113 by the fifth isolation belt 142; the sixth isolation belt 143 is disposed on the eighth surface of the third connection base layer 141 and separates the eighth surface into a sixth positive electrode region and a sixth negative electrode region, the sixth positive electrode region is provided with a sixth positive electrode layer 146, the sixth positive electrode layer 146 is connected with the fifth positive electrode layer 144, the sixth positive electrode layer 146 is separated from the second conductive layer 114 by the sixth isolation belt 143, the sixth negative electrode region is provided with a sixth negative electrode layer 147, the sixth negative electrode layer 147 is connected with the fifth negative electrode layer 145 and the second conductive layer 114, respectively, such that a positive electrode path is formed between the first conductive layer 113, the fifth positive electrode layer 144 and the sixth positive electrode layer 146, and a negative electrode path is formed between the second conductive layer 114, the fifth negative electrode layer 145 and the sixth negative electrode layer 147.
The fourth connection part 15 includes a fourth connection base layer 151, a seventh isolation belt 152, and an eighth isolation belt 153, the surface of the fourth connection base layer 151 on the same side as the first surface of the flexible board base layer 112 is a ninth surface, the surface of the first connection base layer 121 on the same side as the second surface of the flexible board base layer 112 is a tenth surface, the seventh isolation belt 152 is disposed on the ninth surface of the fourth connection base layer 151 and divides the ninth surface into a seventh positive electrode region and a seventh negative electrode region, the seventh positive electrode region is provided with a seventh positive electrode layer 154, the seventh positive electrode layer 154 is connected with the first conductive layer 113, the seventh negative electrode region is provided with a seventh negative electrode layer 155, and the seventh negative electrode layer 155 is separated from the first conductive layer 113 by the seventh isolation belt 152; the eighth separator 153 is disposed on the tenth surface of the fourth connection base layer 151 and separates the tenth surface into an eighth positive electrode region and an eighth negative electrode region, the eighth positive electrode region is provided with an eighth positive electrode layer 156, the eighth positive electrode layer 156 is connected with the seventh positive electrode layer 154, the eighth positive electrode layer 156 is separated from the second conductive layer 114 by the eighth separator 153, the eighth negative electrode region is provided with an eighth negative electrode layer 157, the eighth negative electrode layer 157 is connected with the seventh negative electrode layer 155 and the second conductive layer 114, respectively, such that a positive electrode path is formed between the first conductive layer 113, the seventh positive electrode layer 154 and the eighth positive electrode layer 156, and a negative electrode path is formed between the second conductive layer 114, the seventh negative electrode layer 155 and the eighth negative electrode layer 157.
The first protection layer 16 is disposed on a side of the first conductive layer 113 far away from the soft board base layer 112, the first protection layer 16 completely covers the first conductive layer 113, the first positive electrode layer 124, the first negative electrode layer 125, the third positive electrode layer 134, the third negative electrode layer 135, the fifth positive electrode layer 144, the fifth negative electrode layer 145, the seventh positive electrode layer 154 and the seventh negative electrode layer 155, first positive electrode exposure holes 161 are disposed on positions of the first protection layer 16 corresponding to the first positive electrode layer 124, the third positive electrode layer 134, the fifth positive electrode layer 144 and the seventh positive electrode layer 154, first negative electrode exposure holes 162 are disposed on positions of the first protection layer 16 corresponding to the first negative electrode layer 125, the third negative electrode layer 135, the fifth negative electrode layer 145 and the seventh negative electrode layer 155, and the first positive electrode exposure holes 161 and the first negative electrode exposure holes 162 are disposed side by side at the same position. In the present embodiment, two first positive electrode exposure holes 161 are provided at positions of the first protection layer 16 corresponding to the first positive electrode layer 124 and the third positive electrode layer 134, and one first positive electrode exposure hole 161 is provided at positions of the first protection layer 16 corresponding to the fifth positive electrode layer 144 and the seventh positive electrode layer 154; two first anode exposure holes 162 are provided at positions of the first protection layer 16 corresponding to the first anode layer 125 and the third anode layer 135, and one first anode exposure hole 162 is provided at positions of the first protection layer 16 corresponding to the fifth anode layer 145 and the seventh anode layer 155.
The second protective layer 17 is disposed on a side of the second conductive layer 114 far away from the soft board base layer 112, the second protective layer 17 completely covers the second conductive layer 114, the second positive electrode layer 126, the second negative electrode layer 127, the fourth positive electrode layer 136, the fourth negative electrode layer 137, the sixth positive electrode layer 146, the sixth negative electrode layer 147, the eighth positive electrode layer 156 and the eighth negative electrode layer 157, second positive electrode exposure holes 171 are disposed on positions of the second protective layer 17 corresponding to the second positive electrode layer 126, the fourth positive electrode layer 136, the sixth positive electrode layer 146 and the eighth positive electrode layer 156, second negative electrode exposure holes 172 are disposed on positions of the second protective layer 17 corresponding to the second negative electrode layer 127, the fourth negative electrode layer 137, the sixth negative electrode layer 147 and the eighth negative electrode layer 157, and the second positive electrode exposure holes 171 and the second negative electrode exposure holes 172 on the same position are disposed side by side. In the present embodiment, two second positive electrode exposure holes 171 are provided at positions of the second protective layer 17 corresponding to the second positive electrode layer 126 and the fourth positive electrode layer 136, and one second positive electrode exposure hole 171 is provided at positions of the second protective layer 17 corresponding to the sixth positive electrode layer 146 and the eighth positive electrode layer 156; two second anode exposure holes 172 are provided in the portions of the second protective layer 17 corresponding to the second anode layer 127 and the fourth anode layer 137, and one second anode exposure hole 172 is provided in the portions of the second protective layer 17 corresponding to the sixth anode layer 147 and the eighth anode layer 157.
In the present embodiment, the flexible board base layer 112, the first connection base layer 121, the second connection base layer 131, the third connection base layer 141, and the fourth connection base layer 151 are integrally formed.
In this embodiment, the FPC conductive flexible board is connected to an external circuit by a plug to implement assembly of the module, and the plug and the external circuit may be connected by a male terminal and a female terminal, or may be connected by two spring plates in contact, or may be connected by a spring plate in contact with a circuit board.
The invention is not limited to the above-described alternative embodiments, and any person who may derive other various forms of products in the light of the present invention, however, any changes in shape or structure thereof, all falling within the technical solutions defined in the scope of the claims of the present invention, fall within the scope of protection of the present invention.
Claims (4)
1. A cross FPC conductive flexible board which is characterized in that: the flexible printed circuit board comprises a flexible printed circuit board main body, and a first connecting part, a second connecting part, a third connecting part and a fourth connecting part which are arranged around the flexible printed circuit board main body, wherein the first connecting part, the second connecting part, the third connecting part and the fourth connecting part and the flexible printed circuit board main body form a cross structure, the first connecting part and the second connecting part are symmetrical relative to the longitudinal central line of the flexible printed circuit board main body, and the third connecting part and the fourth connecting part are symmetrical relative to the transverse central line of the flexible printed circuit board main body;
The soft board main body comprises a soft board base layer, a first conductive layer and a second conductive layer, wherein the soft board base layer is provided with a first surface and a second surface which are opposite, the first conductive layer is arranged on the first surface of the soft board base layer, and the second conductive layer is arranged on the second surface of the soft board base layer;
The first connecting part comprises a first connecting base layer, a first isolation belt and a second isolation belt, the surface of the first connecting base layer, which is positioned on the same side as the first surface of the soft board base layer, is a third surface, the surface of the first connecting base layer, which is positioned on the same side as the second surface of the soft board base layer, is a fourth surface, the first isolation belt is arranged on the third surface of the first connecting base layer and divides the third surface into a first positive electrode area and a first negative electrode area, the first positive electrode area is provided with a first positive electrode layer, the first positive electrode layer is connected with the first conductive layer, the first negative electrode area is provided with a first negative electrode layer, the second isolation belt is arranged on the fourth surface of the first connecting base layer and divides the fourth surface into a second positive electrode area and a second negative electrode area, the second positive electrode area is connected with the first positive electrode layer, the second negative electrode area is provided with a second negative electrode layer, and the second negative electrode layer is connected with the first conductive layer;
The second connecting part comprises a second connecting base layer, a third isolation belt and a fourth isolation belt, the surface of the second connecting base layer, which is positioned on the same side as the first surface of the soft board base layer, is a fifth surface, the surface of the first connecting base layer, which is positioned on the same side as the second surface of the soft board base layer, is a sixth surface, the third isolation belt is arranged on the fifth surface of the second connecting base layer and divides the fifth surface into a third positive electrode area and a third negative electrode area, the third positive electrode area is provided with a third positive electrode layer, the third positive electrode layer is connected with the first conductive layer, the third negative electrode area is provided with a third negative electrode layer, the fourth isolation belt is arranged on the sixth surface of the second connecting base layer and divides the sixth surface into a fourth positive electrode area and a fourth negative electrode area, the fourth positive electrode area is connected with the third positive electrode layer, the fourth negative electrode area is provided with a fourth negative electrode layer, and the fourth negative electrode layer is connected with the third conductive layer;
the third connecting part comprises a third connecting base layer, a fifth isolation belt and a sixth isolation belt, the surface of the third connecting base layer, which is positioned on the same side as the first surface of the soft board base layer, is a seventh surface, the surface of the first connecting base layer, which is positioned on the same side as the second surface of the soft board base layer, is an eighth surface, the fifth isolation belt is arranged on the seventh surface of the third connecting base layer and divides the seventh surface into a fifth positive electrode area and a fifth negative electrode area, the fifth positive electrode area is provided with a fifth positive electrode layer, the fifth positive electrode layer is connected with the first conductive layer, the fifth negative electrode area is provided with a fifth negative electrode layer, the sixth isolation belt is arranged on the eighth surface of the third connecting base layer and divides the eighth surface into a sixth positive electrode area and a sixth negative electrode area, the sixth positive electrode area is connected with the fifth positive electrode layer, the sixth negative electrode area is provided with a sixth positive electrode layer, and the sixth negative electrode layer is connected with the fifth conductive layer;
The fourth connecting part comprises a fourth connecting base layer, a seventh isolation belt and an eighth isolation belt, the surface of the fourth connecting base layer, which is positioned on the same side as the first surface of the soft board base layer, is a ninth surface, the surface of the first connecting base layer, which is positioned on the same side as the second surface of the soft board base layer, is a tenth surface, the seventh isolation belt is arranged on the ninth surface of the fourth connecting base layer and divides the ninth surface into a seventh positive electrode area and a seventh negative electrode area, the seventh positive electrode area is provided with a seventh positive electrode layer, the seventh positive electrode layer is connected with the first conductive layer, the seventh negative electrode area is provided with a seventh negative electrode layer, the eighth isolation belt is arranged on the tenth surface of the fourth connecting base layer and divides the tenth surface into an eighth positive electrode area and an eighth negative electrode area, the eighth positive electrode area is connected with the seventh positive electrode layer, the eighth negative electrode area is provided with an eighth positive electrode layer, and the seventh negative electrode layer is connected with the second conductive layer;
The soft board base layer, the first connection base layer, the second connection base layer, the third connection base layer and the fourth connection base layer are of an integrated structure;
the soft board main body is electrically connected to an external circuit through a plug or an elastic sheet.
2. The cross-type FPC conductive flexible board according to claim 1, wherein: a first protective layer is arranged on one side, far away from the soft board base layer, of the first conductive layer, the first positive electrode layer, the first negative electrode layer, the third positive electrode layer, the third negative electrode layer, the fifth positive electrode layer, the fifth negative electrode layer, the seventh positive electrode layer and the seventh negative electrode layer are completely covered by the first protective layer, first positive electrode exposure holes are formed in the positions, corresponding to the first protective layer, the first positive electrode layer, the third positive electrode layer, the fifth positive electrode layer and the seventh positive electrode layer, of the first protective layer, and first negative electrode exposure holes are formed in the positions, corresponding to the first negative electrode layer, the third negative electrode layer, the fifth negative electrode layer and the seventh negative electrode layer;
The second protective layer is arranged on one side, far away from the soft board base layer, of the second conductive layer, the second positive electrode layer, the second negative electrode layer, the fourth positive electrode layer, the fourth negative electrode layer, the sixth positive electrode layer, the eighth positive electrode layer and the eighth negative electrode layer are completely covered by the second protective layer, positions, corresponding to the second positive electrode layer, the fourth positive electrode layer, the sixth positive electrode layer and the eighth positive electrode layer, of the second protective layer are respectively provided with a second positive electrode exposure hole, and positions, corresponding to the second protective layer, the second negative electrode layer, the fourth negative electrode layer, the sixth negative electrode layer and the eighth negative electrode layer are respectively provided with a second negative electrode exposure hole.
3. The cross-type FPC conductive flexible board according to claim 1, wherein: and the soft board main body is provided with a clearance hole.
4. A cross-type FPC conductive flexible sheet according to claim 3, wherein: the clearance holes are cross holes, round holes, rectangular holes or oval holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810481541.9A CN108449864B (en) | 2018-05-18 | 2018-05-18 | Cross FPC conductive flexible board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN101588675B (en) * | 2008-05-23 | 2011-07-27 | 深圳富泰宏精密工业有限公司 | Flexible printed circuit and manufacturing method thereof |
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| CN101877933A (en) * | 2009-12-02 | 2010-11-03 | 友达光电股份有限公司 | Flexible circuit board |
| CN206005000U (en) * | 2016-08-01 | 2017-03-08 | 深圳市瑞通达精密线路板有限公司 | A kind of multifunction flexible printed substrate |
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| CN108449864A (en) | 2018-08-24 |
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