CN213586405U - Anti-interference FPC board - Google Patents
Anti-interference FPC board Download PDFInfo
- Publication number
- CN213586405U CN213586405U CN202021535533.7U CN202021535533U CN213586405U CN 213586405 U CN213586405 U CN 213586405U CN 202021535533 U CN202021535533 U CN 202021535533U CN 213586405 U CN213586405 U CN 213586405U
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- CN
- China
- Prior art keywords
- board
- fpc board
- layer
- steel sheet
- fpc
- Prior art date
- 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
Links
- 239000010410 layer Substances 0.000 claims abstract description 53
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims abstract description 15
- 230000017525 heat dissipation Effects 0.000 claims abstract description 12
- 230000001681 protective effect Effects 0.000 claims abstract description 12
- 239000002344 surface layer Substances 0.000 claims abstract description 10
- 239000000853 adhesive Substances 0.000 claims description 7
- 230000001070 adhesive effect Effects 0.000 claims description 7
- 239000004925 Acrylic resin Substances 0.000 claims description 3
- 229920000178 Acrylic resin Polymers 0.000 claims description 3
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims 2
- 229910000831 Steel Inorganic materials 0.000 abstract description 12
- 239000010959 steel Substances 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 8
- 239000004020 conductor Substances 0.000 abstract description 6
- 239000004642 Polyimide Substances 0.000 description 3
- 229920001721 polyimide Polymers 0.000 description 3
- 239000012790 adhesive layer Substances 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000004945 silicone rubber Substances 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Images
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- Structure Of Printed Boards (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model discloses an anti-interference FPC board, which comprises a structure main body, wherein the structure main body comprises a FPC board, the FPC board comprises a first side surface and a second side surface, the surface layers of the first side surface and the second side surface are provided with protective film layers, and the surface layers of the protective film layers are provided with electromagnetic shielding film layers; the first side face is provided with a board-to-board mobile phone connector, and a printed circuit is arranged in the middle of the board-to-board mobile phone connector; a reinforcing steel sheet is arranged on the second side surface and at a position corresponding to the board-to-board mobile phone connector, and the reinforcing steel sheet is connected with the second side surface in an adhesion manner; due to the arrangement of the reinforcing steel sheet, the steel sheet has high strength and can reinforce the FPC board at the joint of the steel sheet, and meanwhile, due to the fact that the steel sheet is a good electric conductor and a good heat conductor, the heat dissipation effect can be improved; the anti-interference effect of the FPC is realized through the arrangement of the anti-static layer and the electromagnetic shielding film layer; through the setting of high temperature resistant layer and protection film layer, FPC's interference killing feature has been improved.
Description
Technical Field
The utility model relates to a FPC board technical field, concretely relates to anti-interference FPC board.
Background
A flexible printed circuit board (FPC) is a flexible printed circuit board that is made of a polyimide or polyester film as a base material and has high reliability and excellent characteristics. By embedding the circuit design on a bendable light and thin plastic sheet, a large number of precision components are stacked and embedded in a narrow and limited space, thereby forming a bendable flexible circuit. The circuit can be bent at will, is light in folding weight, small in size, good in heat dissipation performance and convenient to install, breaks through the traditional interconnection technology, and has the characteristics of high wiring density, light weight, thin thickness and good bending performance.
Most of the traditional FPC flexible board and polyimide copper-clad plate base layer are bonded through an adhesive layer, and the bonding is pressed, so that the FPC flexible board and the polyimide copper-clad plate base layer are influenced by high temperature after long-time use, the adhesive layer is easy to cause falling, and due to the fact that other electronic elements of a mobile phone can interfere with signals transmitted by a camera, the phenomenon of screen blooming is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an anti-interference FPC board just in order to solve above-mentioned problem.
The utility model discloses a technical scheme realizes above-mentioned mesh, an anti-interference FPC board, including a main structure body, the main structure body includes the FPC board, the FPC board includes first side and second side, first side and second side top layer are equipped with the protection rete, the protection rete top layer is equipped with the electromagnetic shield rete;
the first side face is provided with a board-to-board mobile phone connector for realizing the electrical connection of the mobile phone, and a printed circuit is arranged in the middle of the board-to-board mobile phone connector;
and a reinforcing steel sheet is arranged on the second side surface at a position corresponding to the board-to-board mobile phone connector, and the reinforcing steel sheet is connected with the second side surface in an adhesion manner.
Preferably, the FPC board is provided with a plurality of heat dissipation holes, and the heat dissipation holes are uniformly distributed on the FPC board.
Preferably, the FPC board is provided with a plurality of groups of symmetrically distributed screw holes for realizing installation.
Preferably, the thickness of the protective film layer and the electromagnetic shielding film layer ranges from 1.5mm to 2.0 mm.
Preferably, the surface layer of the electromagnetic shielding film layer is provided with a high temperature resistant layer, and the surface layer of the high temperature resistant layer is provided with an antistatic layer.
Preferably, the thickness of the high temperature resistant layer and the thickness of the antistatic layer are in the range of 1.5mm-2.0 mm.
Preferably, the reinforcing steel sheet and the second side face are fixedly connected in an adhesion manner through an adhesive, and the adhesive is one of epoxy resin, silicone rubber resin and acrylic resin.
The utility model has the advantages that: through the arrangement of the reinforcing steel sheet, the steel sheet has high strength and can reinforce the FPC board at the joint of the steel sheet, and meanwhile, the steel sheet is a better electric conductor and heat conductor, so that after the steel sheet is jointed with the FPC board, heat is conducted to the steel sheet, and the heat dissipation effect can be improved; the anti-interference effect of the FPC is realized through the arrangement of the anti-static layer and the electromagnetic shielding film layer; the anti-interference performance of the FPC is improved by arranging the high-temperature resistant layer and the protective film layer; through the setting of louvre, FPC's radiating effect has further been improved.
Drawings
Fig. 1 is a schematic view of a first side structure of the present invention;
FIG. 2 is a schematic view of a second side structure of the present invention;
fig. 3 is a schematic view of the structure of the present invention.
In the figure: 1. an FPC board; 2. a protective film layer; 3. an electromagnetic shielding film layer; 4. a high temperature resistant layer; 5. an antistatic layer; 6. double-sided adhesive tape; 7. printing a circuit; 8. heat dissipation holes; 9. a screw hole; 10. a reinforcing steel sheet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-3, an anti-interference FPC board includes a structural main body, where the structural main body includes an FPC board 1, the FPC board 1 includes a first side surface and a second side surface, the first side surface and the second side surface are provided with protective film layers 2, and the protective film layers 2 are provided with electromagnetic shielding film layers 3; the first side face is provided with a board-to-board mobile phone connector 6 for realizing the electrical connection of the mobile phone, and the middle of the board-to-board mobile phone connector 6 is provided with a printed circuit 7; and a reinforcing steel sheet 10 is arranged on the second side surface at a position corresponding to the board-to-board mobile phone connector 6, and the reinforcing steel sheet 10 is connected with the second side surface in an adhesion manner.
It should be noted that, a plurality of heat dissipation holes 8 are formed in the FPC board 1, the heat dissipation holes 8 are uniformly distributed on the FPC board 1, and a plurality of groups of symmetrically distributed screw holes 9 for realizing installation are formed in the FPC board 1.
It should be noted that the thickness of the protective film layer 2 and the electromagnetic shielding film layer 3 ranges from 1.5mm to 2.0 mm.
It should be noted that the surface layer of the electromagnetic shielding film layer 3 is provided with a high temperature resistant layer 4, the surface layer of the high temperature resistant layer 4 is provided with an antistatic layer 5, and the thickness range of the high temperature resistant layer 4 and the antistatic layer 5 is 1.5mm-2.0 mm.
It should be noted that the reinforcing steel sheet 10 and the second side face are fixedly connected in an adhesive manner through an adhesive, and the adhesive is one of epoxy resin, silicone rubber resin, and acrylic resin.
The utility model relates to an anti-interference FPC board, through the setting of reinforcement steel sheet, because the intensity of steel sheet itself is higher, can carry out the reinforcement for the FPC board of steel sheet laminating department, simultaneously, because steel sheet itself is better electric conductor and heat conductor, after laminating with FPC board, the heat conduction can increase the radiating effect to the steel sheet; the anti-interference effect of the FPC is realized through the arrangement of the anti-static layer and the electromagnetic shielding film layer; the anti-interference performance of the FPC is improved by arranging the high-temperature resistant layer and the protective film layer; through the arrangement of the heat dissipation holes, the heat dissipation effect of the FPC is further improved
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. An anti-interference FPC board is characterized by comprising a structure main body, wherein the structure main body comprises an FPC board (1), the FPC board (1) comprises a first side surface and a second side surface, protective film layers (2) are arranged on the surface layers of the first side surface and the second side surface, and electromagnetic shielding film layers (3) are arranged on the surface layers of the protective film layers (2);
a board-to-board mobile phone connector (6) for realizing the electrical connection of the mobile phone is arranged on the first side face, and a printed circuit (7) is arranged in the middle of the board-to-board mobile phone connector (6);
and a reinforcing steel sheet (10) is arranged on the second side surface at a position corresponding to the board-to-board mobile phone connector (6), and the reinforcing steel sheet (10) is bonded and connected with the second side surface.
2. A tamper resistant FPC board as claimed in claim 1, wherein: the FPC board (1) is provided with a plurality of heat dissipation holes (8), and the heat dissipation holes (8) are uniformly distributed on the FPC board (1).
3. A tamper resistant FPC board as claimed in claim 1, wherein: and a plurality of groups of screw holes (9) which are symmetrically distributed and used for realizing installation are arranged on the FPC board (1).
4. A tamper resistant FPC board as claimed in claim 1, wherein: the thickness range of the protective film layer (2) and the electromagnetic shielding film layer (3) is 1.5mm-2.0 mm.
5. A tamper resistant FPC board as claimed in claim 1, wherein: the electromagnetic shielding film layer (3) is provided with a high temperature resistant layer (4) on the surface layer, and an anti-static layer (5) is arranged on the surface layer of the high temperature resistant layer (4).
6. A tamper resistant FPC board according to claim 5, wherein: the thickness range of the high temperature resistant layer (4) and the antistatic layer (5) is 1.5mm-2.0 mm.
7. A tamper resistant FPC board as claimed in claim 1, wherein: the reinforcing steel sheet (10) and the second side face are fixedly connected in an adhesion mode through adhesive glue, and the adhesive glue is one of epoxy resin, silicon rubber series resin and acrylic resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021535533.7U CN213586405U (en) | 2020-07-29 | 2020-07-29 | Anti-interference FPC board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021535533.7U CN213586405U (en) | 2020-07-29 | 2020-07-29 | Anti-interference FPC board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213586405U true CN213586405U (en) | 2021-06-29 |
Family
ID=76552486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021535533.7U Expired - Fee Related CN213586405U (en) | 2020-07-29 | 2020-07-29 | Anti-interference FPC board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213586405U (en) |
-
2020
- 2020-07-29 CN CN202021535533.7U patent/CN213586405U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210629 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |