CN219555243U - Flexible circuit board convenient to repair - Google Patents
Flexible circuit board convenient to repair Download PDFInfo
- Publication number
- CN219555243U CN219555243U CN202222465465.7U CN202222465465U CN219555243U CN 219555243 U CN219555243 U CN 219555243U CN 202222465465 U CN202222465465 U CN 202222465465U CN 219555243 U CN219555243 U CN 219555243U
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- CN
- China
- Prior art keywords
- adhesive tape
- repair
- circuit board
- flexible circuit
- termination
- 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.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The utility model relates to the field of circuit boards, and discloses a flexible circuit board convenient to repair, which comprises a conductive aluminum foil and an adhesive area, wherein the conductive aluminum foil and the adhesive area are adhered together, a PET release film is arranged on the back surface of the adhesive area, and a protective film is arranged on the front surface of the conductive aluminum foil.
Description
Technical Field
The utility model relates to the field of circuit boards, in particular to a flexible circuit board convenient to repair.
Background
With the comprehensive popularization of smart phones and tablet computers and the continuous innovation of technologies, mobile phone products have the characteristics of rapid updating, low price, strict quality and the like, and the competition of manufacturers of large mobile phones and tablet computers is also becoming vigorous. Under the background, in order to improve the quality, the bending area of the FPC is longer, the pasting area is large, the adhesiveness of the composite material is strong, and the repair difficulty is a problem to be solved at present.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a flexible circuit board convenient to repair, and solves the problems.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a flexible circuit board convenient to repair, includes conductive aluminum foil and viscose area, and conductive aluminum foil and viscose area paste together, and the back in viscose area is provided with PET from the type membrane, and conductive aluminum foil's front is provided with the protection film.
Preferably, the adhesive area comprises a single-sided adhesive and a termination adhesive tape, the single-sided adhesive and the termination adhesive tape correspond to the adhesive surfaces of the conductive aluminum foil and the PET release film respectively, and the single-sided adhesive and the termination adhesive tape are adhered together with the conductive aluminum foil and the PET release film.
Preferably, the single-sided adhesive is black single-sided adhesive t=0.03, and the termination adhesive tape is 1930 green termination adhesive tape t=0.03.
Preferably, a cutting area is arranged at a gap between the PET release film corresponding to the termination adhesive tape and the single-sided adhesive tape.
(III) beneficial effects
Compared with the prior art, the utility model provides the flexible circuit board convenient to repair, which has the following beneficial effects:
1. this flexible circuit board convenient to repair can do benefit to and avoid FPC to repair tearing, improves and reprocesss efficiency, reduces the bad phenomenon in the repair process.
2. The flexible circuit board convenient to repair can avoid tearing of the FPC binding area in the repair process; during rework, the FPC line is damaged.
3. This flexible circuit board convenient to repair improves FPC bending zone longer, and the area of pasting is big, and combined material viscidity is strong, leads to repairing the money difficulty, avoids repairing the bad that causes, reduces reworking, promotes the yield.
4. The flexible circuit board convenient to repair is verified in the early stage, so that the production efficiency and the yield are improved, and the production cost is reduced; ensure that the products to the client are good products, reduce unnecessary customer complaints.
Drawings
FIG. 1 is a schematic diagram of a conductive aluminum foil;
FIG. 2 is a schematic side view of a conductive aluminum foil and adhesive area;
FIG. 3 is a schematic illustration of an adhesive area;
FIG. 4 is a schematic view of a protective film;
FIG. 5 is a schematic back view of the present utility model;
FIG. 6 is a schematic cross-sectional view of the present utility model.
In the figure: 1. conductive aluminum foil; 2. a glue area; 3. single-sided adhesive tape; 4. terminating the adhesive tape; 5. cutting the area; 6. a protective film; 7. PET release film.
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.
Referring to fig. 1-6, a flexible circuit board convenient for repairing comprises a conductive aluminum foil 1 and an adhesive area 2, wherein the conductive aluminum foil 1 and the adhesive area 2 are adhered together, a PET release film 7 is arranged on the back surface of the adhesive area 2, and a protective film 6 is arranged on the front surface of the conductive aluminum foil 1.
Further, the adhesive area 2 includes a single-sided adhesive 3 and a termination adhesive tape 4, the single-sided adhesive 3 and the termination adhesive tape 4 are adhesive surfaces corresponding to the conductive aluminum foil 1 and the PET release film 7, respectively, and the single-sided adhesive 3 and the termination adhesive tape 4 are adhered to the conductive aluminum foil 1 and the PET release film 7.
Further, the single-sided adhesive 3 is black single-sided adhesive t=0.03, the termination adhesive tape 4 is 1930 green termination adhesive tape t=0.03, and since the conductive aluminum foil 1 and the common yellow/green high-temperature adhesive are strong, the repair composite material is difficult to tear, the FPC is easy to tear after repair, the single-sided adhesive 3 is arranged in the PCB element area and the FPC related area, the termination adhesive tape 4 is low in viscosity, the repair composite material is better to tear, the FPC is not torn after repair, and the repair yield can be provided.
Further, the PET release film 7 is provided with a cutting area 5 at the clearance between the corresponding termination adhesive tape 4 and the single-sided adhesive tape 3, and the PET release film 7 can be torn off in a sectional mode through the cutting area 5.
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 (4)
1. The utility model provides a flexible circuit board convenient to repair, its characterized in that includes electrically conductive aluminium foil (1) and viscose region (2), and electrically conductive aluminium foil (1) and viscose region (2) paste together, and the back of viscose region (2) is provided with PET from type membrane (7), and the front of electrically conductive aluminium foil (1) is provided with protection film (6).
2. The flexible circuit board for facilitating repair of claim 1, wherein: the adhesive area (2) comprises single-sided adhesive (3) and a termination adhesive tape (4), the single-sided adhesive (3) and the termination adhesive tape (4) correspond to adhesive surfaces of the conductive aluminum foil (1) and the PET release film (7) respectively, and the single-sided adhesive (3) and the termination adhesive tape (4) are adhered to the conductive aluminum foil (1) and the PET release film (7) together.
3. A flexible circuit board for facilitating repair according to claim 2, wherein: the single-sided adhesive tape (3) is black single-sided adhesive tape T=0.03, and the termination adhesive tape (4) is 1930 green termination adhesive tape T=0.03.
4. The flexible circuit board for facilitating repair of claim 1, wherein: and a cutting area (5) is arranged at a gap between the PET release film (7) and the corresponding termination adhesive tape (4) and the single-sided adhesive tape (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222465465.7U CN219555243U (en) | 2022-09-19 | 2022-09-19 | Flexible circuit board convenient to repair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222465465.7U CN219555243U (en) | 2022-09-19 | 2022-09-19 | Flexible circuit board convenient to repair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219555243U true CN219555243U (en) | 2023-08-18 |
Family
ID=87708217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222465465.7U Active CN219555243U (en) | 2022-09-19 | 2022-09-19 | Flexible circuit board convenient to repair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219555243U (en) |
-
2022
- 2022-09-19 CN CN202222465465.7U patent/CN219555243U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |