CN210381439U - Anti-fracture flexible circuit board - Google Patents
Anti-fracture flexible circuit board Download PDFInfo
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- CN210381439U CN210381439U CN201920952752.6U CN201920952752U CN210381439U CN 210381439 U CN210381439 U CN 210381439U CN 201920952752 U CN201920952752 U CN 201920952752U CN 210381439 U CN210381439 U CN 210381439U
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Abstract
The utility model discloses a prevent flexible circuit board that splits, including the substrate layer, the top of substrate layer is provided with the protective layer, the top of protective layer is provided with hard fiberboard, hard fiberboard's top is provided with the viscose layer, the top on viscose layer is provided with the copper foil layer. The utility model discloses a substrate layer, the protective layer, the hard fibreboard, the viscose layer, the copper foil layer, the heat-resistant layer, the signal reception layer, mutually supporting of inoxidizing coating and anticollision board, the effectual purpose of preventing splitting has been realized, the unsatisfactory problem of common flexible circuit board anti-fracture effect has been solved, avoid the flexible circuit board to lead to the cracked phenomenon to appear in the flexible circuit board when receiving striking or external force to exert pressure, the intensity of flexible circuit board has been improved, the heat resistance of flexible circuit board has been improved simultaneously, thereby the security when having improved the circuit board and using, make the practicality of circuit board and the great improvement of life, bring very big facility for the user.
Description
Technical Field
The utility model relates to a flexible circuit board technical field specifically is a prevent flexible circuit board that splits.
Background
The circuit board has the name: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, PCB board, aluminum substrate, high frequency board, thick copper board, impedance board, PCB, ultra-thin circuit board, printed (copper etching technology) circuit board, etc. The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout. The circuit board can be called as a printed wiring board or a printed circuit board, an FPC circuit board (the FPC circuit board is also called as a flexible printed circuit board which is a flexible printed circuit board made of polyimide or polyester film as a base material and has high reliability and excellent flexibility. Therefore, the rigid-flex board, be exactly flexible line way board and rigid line way board, process such as pressfitting, combine together according to relevant technological requirement, the circuit board that has FPC characteristic and PCB characteristic of formation, flexible line way board also is one of the circuit board, it is unsatisfactory that common flexible line way board prevents the effect of splitting, flexible line way board receives striking or external force and exerts pressure the time break that very probably leads to flexible line way board, thereby make dress a flexible line way board take place to damage, and flexible line way board heat-resisting effect is also not ideal, arouse the conflagration very easily, thereby make flexible line way board's practicality and life greatly reduced, bring very big inconvenience for the user.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a prevent flexible circuit board that splits possesses the advantage that prevents that the fracture effect is good, has solved common flexible circuit board and has prevented the unsatisfactory problem of fracture effect.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an anti-fracture flexible circuit board, includes the substrate layer, the top of substrate layer is provided with the protective layer, the top of protective layer is provided with hard fiberboard, hard fiberboard's top is provided with the viscose layer, the top on viscose layer is provided with the copper foil layer, the top on copper foil layer is provided with the heat-resistant layer, the top on heat-resistant layer is provided with the signal reception layer, the top on signal reception layer is provided with the inoxidizing coating, the equal fixedly connected with crashproof board in the left and right sides of substrate layer, one side that protective layer, hard fiberboard, viscose layer, copper foil layer, heat-resistant layer, signal reception layer and inoxidizing coating are close to crashproof board respectively with crashproof board fixed connection.
Preferably, the protective layer is made of polyvinyl chloride or chlorinated polyethylene.
Preferably, the hard fiberboard is made of a plant fiber raw material.
Preferably, the adhesive layer is made of an adhesive.
Preferably, the heat-resistant layer is made of polyphenylene sulfide.
Preferably, the protective layer is made of PET.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses a substrate layer, the protective layer, the hard fibreboard, the viscose layer, the copper foil layer, the heat-resistant layer, the signal reception layer, mutually supporting of inoxidizing coating and anticollision board, the effectual purpose of preventing splitting has been realized, the unsatisfactory problem of common flexible circuit board anti-fracture effect has been solved, avoid the flexible circuit board to lead to the cracked phenomenon to appear in the flexible circuit board when receiving striking or external force to exert pressure, the intensity of flexible circuit board has been improved, the heat resistance of flexible circuit board has been improved simultaneously, thereby the security when having improved the circuit board and using, make the practicality of circuit board and the great improvement of life, bring very big facility for the user.
Drawings
FIG. 1 is a structural section view in elevation of the present invention;
fig. 2 is a partial enlarged view of a-a in fig. 1 according to the present invention.
In the figure: 1 substrate layer, 2 protective layers, 3 hard fibreboard, 4 viscose layers, 5 copper foil layers, 6 heat-resistant layers, 7 signal receiving layers, 8 protective layers and 9 anti-collision plates.
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.
Referring to fig. 1-2, an anti-fracture flexible circuit board includes a substrate layer 1, the substrate layer 1 is made of a polyester film, the polyester film is usually a colorless transparent glossy film, and has excellent mechanical properties, high rigidity, hardness and toughness, puncture resistance, friction resistance, high temperature resistance, low temperature resistance, chemical resistance and oil resistance, a protective layer 2 is disposed on the top of the substrate layer 1, the protective layer 2 is made of polyvinyl chloride or chlorinated polyethylene, by disposing the protective layer 2, the toughness of the whole device is improved, the polyvinyl chloride has good processability, low manufacturing cost, corrosion resistance, insulation and other good characteristics, the chlorinated polyethylene is a saturated high molecular material, is white powder in appearance, is nontoxic and odorless, has excellent weather resistance, ozone resistance, chemical resistance and aging resistance, and has good oil resistance, flame resistance and coloring performance, the top of the protective layer 2 is provided with a hard fiber board 3, the hard fiber board 3 is made of plant fiber raw materials and processed into a fiber board with the density of more than 0.8g/cm, the strength is high, the processability is good, the bending, tenoning and punching are easy, the plant fiber comprises cotton, hemp, wood fiber and the like, the top of the hard fiber board 3 is provided with an adhesive layer 4, the adhesive layer 4 is made of an adhesive, the adhesive is adhered to the surface through the adhesion and cohesion to play a role of connecting objects, the top of the adhesive layer 4 is provided with a copper foil layer 5, the adhesion between the hard fiber board 3 and the copper foil layer 5 is improved through the arrangement of the adhesive layer 4, the copper foil layer 5 is a negative electrolyte material which is used as a conductor of a PCB and forms a circuit pattern after being corroded, the top of the copper foil layer 5 is provided with a heat-resistant layer 6, the heat-resistant layer 6 is made of polyphenylene sulfide, the heat resistance of the whole circuit, the polyphenylene sulfide is a novel high-performance thermoplastic resin, and has the advantages of high mechanical strength, high temperature resistance, chemical resistance, flame retardancy, good thermal stability, good electrical property and the like, the top of the heat-resistant layer 6 is provided with the signal receiving layer 7, the top of the signal receiving layer 7 is provided with the protective layer 8, the protective layer 8 is made of PET, the toughness and the strength of the whole circuit board can be well enhanced by arranging the hard fiber board 3 and the protective layer 8, the PET has good physical and mechanical properties in a wider temperature range and good electrical insulation property, even under high temperature and high frequency, the electrical property is still good, but the corona resistance is poor, the creep resistance, the fatigue resistance, the friction resistance and the dimensional stability are good, the left side and the right side of the base material layer 1 are fixedly connected with the anti-collision plates 9, the protective layer 2, the hard fiber board 3, the adhesive layer 4, the copper foil layer 5, the heat-resistant layer, One side of the signal receiving layer 7 and one side of the protective layer 8, which are close to the anti-collision plate 9, are respectively fixedly connected with the anti-collision plate 9, and the anti-collision plate 9 is arranged, so that the effect of protecting the whole device is improved, the substrate layer 1 is used for realizing the purpose of good anti-fracture effect, the hard fiberboard 3 is used for solving the problem of unsatisfactory anti-fracture effect of a common flexible circuit board, the adhesive layer 4 is used for preventing the copper foil layer 5 from being damaged by heat, the signal receiving layer 7 is used for preventing the protective layer 8 from being matched with the anti-collision plate 9, the phenomenon that the flexible circuit board is fractured when the flexible circuit board is pressed by impact or external force is avoided, the strength of the flexible circuit board is improved, and the heat resistance of the flexible circuit board is improved, so that the safety of the circuit board in use is improved, the practicability and the service life of the.
In summary, the following steps: this flexible circuit board prevents splitting through substrate layer 1, protective layer 2, hard fibreboard 3, viscose layer 4, copper foil layer 5, heat-resisting layer 6, signal reception layer 7, inoxidizing coating 8 and anticollision board 9 mutually supports, has solved the unsatisfactory problem of common flexible circuit board anti-splitting effect.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a flexible circuit board prevents splitting, includes substrate layer (1), its characterized in that: the top of the substrate layer (1) is provided with a protective layer (2), the top of the protective layer (2) is provided with a hard fiberboard (3), the top of the hard fiberboard (3) is provided with an adhesive layer (4), the top of the adhesive layer (4) is provided with a copper foil layer (5), a heat-resistant layer (6) is arranged on the top of the copper foil layer (5), a signal receiving layer (7) is arranged on the top of the heat-resistant layer (6), the top of the signal receiving layer (7) is provided with a protective layer (8), the left side and the right side of the substrate layer (1) are fixedly connected with anti-collision plates (9), one side of the protective layer (2), the hard fiberboard (3), the adhesive layer (4), the copper foil layer (5), the heat-resistant layer (6), the signal receiving layer (7) and the protective layer (8) close to the anti-collision plate (9) are fixedly connected with the anti-collision plate (9) respectively.
2. The flexible circuit board of claim 1, wherein: the protective layer (2) is made of polyvinyl chloride or chlorinated polyethylene.
3. The flexible circuit board of claim 1, wherein: the hard fiberboard (3) is made of plant fiber raw materials.
4. The flexible circuit board of claim 1, wherein: the adhesive layer (4) is made of an adhesive.
5. The flexible circuit board of claim 1, wherein: the heat-resistant layer (6) is made of polyphenylene sulfide.
6. The flexible circuit board of claim 1, wherein: the protective layer (8) is made of PET.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920952752.6U CN210381439U (en) | 2019-06-24 | 2019-06-24 | Anti-fracture flexible circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920952752.6U CN210381439U (en) | 2019-06-24 | 2019-06-24 | Anti-fracture flexible circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210381439U true CN210381439U (en) | 2020-04-21 |
Family
ID=70266659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920952752.6U Active CN210381439U (en) | 2019-06-24 | 2019-06-24 | Anti-fracture flexible circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210381439U (en) |
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2019
- 2019-06-24 CN CN201920952752.6U patent/CN210381439U/en active Active
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