CN219834476U - Multilayer flexible circuit board with excellent smoothness - Google Patents
Multilayer flexible circuit board with excellent smoothness Download PDFInfo
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- CN219834476U CN219834476U CN202320441477.8U CN202320441477U CN219834476U CN 219834476 U CN219834476 U CN 219834476U CN 202320441477 U CN202320441477 U CN 202320441477U CN 219834476 U CN219834476 U CN 219834476U
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- 238000009434 installation Methods 0.000 claims abstract description 9
- 239000010410 layer Substances 0.000 claims description 99
- 230000003014 reinforcing effect Effects 0.000 claims description 47
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 21
- 239000011889 copper foil Substances 0.000 claims description 21
- 239000012790 adhesive layer Substances 0.000 claims description 10
- 239000000758 substrate Substances 0.000 claims description 10
- 239000011241 protective layer Substances 0.000 claims description 9
- 210000001503 joint Anatomy 0.000 claims description 3
- 238000005728 strengthening Methods 0.000 claims description 2
- 230000035939 shock Effects 0.000 claims 4
- 230000000703 anti-shock Effects 0.000 abstract 3
- 230000001681 protective effect Effects 0.000 description 18
- 229920000297 Rayon Polymers 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 4
- 230000002787 reinforcement Effects 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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- Production Of Multi-Layered Print Wiring Board (AREA)
Abstract
The utility model discloses a multilayer flexible circuit board with excellent smoothness, which relates to the technical field of flexible circuit boards and comprises a flexible circuit board main body and a protection component, wherein the protection board main body is distributed at the upper end of the flexible circuit board main body, the protection component for protecting the surface of the multilayer flexible circuit board in a smooth manner is arranged in the protection board main body when the multilayer flexible circuit board is used, the protection component comprises release paper, an insulating protection layer, an upper anti-shock layer, a protection frame, an anti-shock velvet board and a lower anti-shock layer, and the insulating protection layer is arranged at the lower end of the release paper. This excellent multilayer flexible line way board of smoothness adopts the mutually supporting between a plurality of subassemblies, through the setting of protection subassembly, avoids current multilayer flexible line way board surface smoothness not good to make it easily take place the fricative problem with other spare part, improves flexible line way board availability factor, utilizes the setting of installation component, is convenient for protect the surface of multilayer flexible line way board, easily installs simultaneously and dismantles.
Description
Technical Field
The utility model relates to the technical field of flexible circuit boards, in particular to a multilayer flexible circuit board with excellent smoothness.
Background
Flexible circuit boards, also known as "flexible boards," are printed circuits made from flexible, insulating substrates. The flexible circuit provides excellent electrical performance, meets the design requirements of smaller and higher density mounting, and also helps reduce assembly processes and enhance reliability. Flexible circuit boards are the only solution to meet the miniaturization and movement requirements of electronic products.
The utility model of application number 202021418167.7 discloses a multilayer flexible circuit board, wherein a single panel and a double-sided board are directly pressed and formed in a roll-to-roll mode through a pressing machine, so that a plurality of cutting procedures, sheet-shaped pressing and curing procedures and the like are omitted, the working flow is simplified, and the working efficiency is improved.
Accordingly, in view of the above, research and improvement have been made on conventional structures and defects, and a multilayer flexible wiring board having excellent smoothness has been proposed.
Disclosure of Invention
The present utility model is directed to providing a multilayer flexible circuit board having excellent smoothness to solve the problems set forth in the background art described above.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a multilayer flexible line way board that smoothness is excellent, includes flexible line way board main part and protection subassembly, flexible line way board main part upper end distributes has the guard plate main part for the surface protection is smooth when multilayer flexible line way board uses protection subassembly sets up inside the guard plate main part, and protection subassembly includes from type paper, insulating inoxidizing coating, last anti-seismic layer, protective frame, antidetonation fine hair board and lower anti-seismic layer, from type paper lower extreme is provided with insulating inoxidizing coating, and insulating inoxidizing coating lower extreme installs the anti-seismic layer, it is fixed with the protective frame to go up anti-seismic layer lower extreme, and the inside antidetonation fine hair board that has set up of protective frame, antidetonation fine hair board lower extreme is provided with down the anti-seismic layer, guard plate main part lower extreme both sides are provided with the installation component that is used for the butt joint installation when multilayer flexible line way board uses, flexible line way board main part inside is provided with the enhancement subassembly that is used for the multilayer flexible line way board to prevent the rupture.
Further, the insulating protective layer and the upper anti-seismic layer are distributed horizontally, and the insulating protective layer is tightly attached to the upper anti-seismic layer.
Further, the installation component includes mount pad, accepting piece and draw-in groove, the mount pad lower extreme is fixed with accepts the piece, and accepts the piece both sides and seted up the draw-in groove.
Further, the mounting assembly further comprises a receiving groove, receiving frames and elastic blocks, the receiving grooves are formed in two sides of the flexible circuit board main body, the receiving frames are additionally arranged on two sides of the inner portion of the receiving groove, and the elastic blocks are arranged in the receiving frames.
Further, the bearing block is connected with the bearing groove in an embedded mode, and the bearing groove is fixedly connected with the bearing block through the elastic block.
Further, the reinforcing component comprises a flexible substrate, a first copper foil layer and a first reinforcing plate layer, wherein the first copper foil layer is additionally arranged at the upper end of the flexible substrate, and the first reinforcing plate layer is fixed at the upper end of the first copper foil layer.
Further, the reinforcing component further comprises an adhesive layer, a second reinforcing plate layer and a second copper foil layer, wherein the adhesive layer is connected to the upper end of the first reinforcing plate layer, the second reinforcing plate layer is fixed to the upper end of the adhesive layer, and the second copper foil layer is arranged at the upper end of the second reinforcing plate layer.
Further, the first reinforcing plate layer and the second reinforcing plate layer are distributed horizontally, and the first reinforcing plate layer is fixedly connected with the second reinforcing plate layer through an adhesive layer.
The utility model provides a multilayer flexible circuit board with excellent smoothness, which has the following beneficial effects: this multilayer flexible line way board that smoothness is excellent adopts mutually supporting between a plurality of subassemblies, through the setting of protection subassembly, avoid current multilayer flexible line way board surface smoothness not good make it easily take place the frictional problem with other spare part, improve flexible line way board availability factor, utilize the setting of installation component, be convenient for protect the surface of multilayer flexible line way board, easily install simultaneously and dismantle, the convenience when improving the circuit board and use, utilize the performance of strengthening the subassembly, the condition that the excessive bending caused the internal component to appear when alleviateing the flexible line way board and use, increase its rate of utilization when improving the circuit board quality.
1. According to the utility model, through the arrangement of the protective component, when the multilayer flexible circuit board with excellent smoothness is used, the problem that the surface smoothness of the existing multilayer flexible circuit board is poor and the existing multilayer flexible circuit board is easy to rub with other parts is avoided through the protective component in the protective plate main body, the use efficiency of the flexible circuit board is improved, the release paper prevents the outer side of the protective plate main body from being worn and scratched, the insulating protective layer reduces the interference of static electricity on the circuit board during use, the upper anti-seismic layer is matched with the lower anti-seismic layer to provide a better anti-seismic effect for the circuit board at the lower end, the anti-seismic down board in the protective frame is convenient to disperse the received external force, and the surface smoothness of the multilayer flexible circuit board is improved and equipment is prevented from being damaged.
2. According to the utility model, through the arrangement of the mounting assembly, when the multilayer flexible circuit board with excellent smoothness is used, the mounting assembly at the lower end of the protection plate main body is used for protecting the surface of the multilayer flexible circuit board, meanwhile, the mounting assembly is easy to mount and dismount, the convenience of the circuit board in use is improved, the mounting seat fixedly mounts the bearing block at the lower end of the protection plate main body, the bearing frames at the two sides of the bearing groove fixedly mount the elastic block, the bearing block is butted with the bearing groove, and the elastic block enters the clamping groove of the bearing block along with the performance of the spring, so that the protection plate main body and the flexible circuit board main body are clamped and mounted.
3. According to the utility model, through the arrangement of the reinforcing component, when the multilayer flexible circuit board with excellent smoothness is used, the situation that the internal components are damaged due to excessive bending when the flexible circuit board is used is lightened through the reinforcing component in the flexible circuit board main body, the quality of the circuit board is improved, the utilization rate of the circuit board is increased, the first copper foil layer at the upper end of the flexible circuit board is paved on the circuit in the circuit board, the first reinforcing board layer and the second reinforcing board layer are fixedly installed by matching with the adhesive layer, the effect of increasing the hardness of the flexible circuit board main body is achieved, the second copper foil layer dredges the circuit on the surface, and the use rationality of the circuit board is increased.
Drawings
FIG. 1 is a schematic view showing the overall structure of a multilayer flexible wiring board excellent in smoothness according to the present utility model;
FIG. 2 is an enlarged schematic view of the structure of the multilayer flexible wiring board of FIG. 1 with excellent smoothness according to the present utility model;
fig. 3 is a schematic perspective view of a main body of a shield plate of a multilayer flexible circuit board having excellent smoothness according to the present utility model.
In the figure: 1. a flexible circuit board main body; 2. a shield main body; 3. a protective assembly; 301. release paper; 302. an insulating protective layer; 303. an upper earthquake-resistant layer; 304. a protective frame; 305. an anti-vibration velvet plate; 306. a lower anti-seismic layer; 4. a mounting assembly; 401. a mounting base; 402. a receiving block; 403. a clamping groove; 404. a receiving groove; 405. a receiving frame; 406. an elastic block; 5. a reinforcement assembly; 501. a flexible substrate; 502. a first copper foil layer; 503. a first reinforcing ply; 504. an adhesive layer; 505. a second reinforcing ply; 506. and a second copper foil layer.
Description of the embodiments
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.
As shown in fig. 1, a multilayer flexible circuit board with excellent smoothness comprises a flexible circuit board main body 1 and a protective component 3, wherein a protective board main body 2 is distributed at the upper end of the flexible circuit board main body 1, the protective component 3 for protecting the smooth surface of the multilayer flexible circuit board in use is arranged inside the protective board main body 2, the protective component 3 comprises release paper 301, an insulating protective layer 302, an upper anti-vibration layer 303, a protective frame 304, an anti-vibration velvet plate 305 and a lower anti-vibration layer 306, the lower end of the release paper 301 is provided with the insulating protective layer 302, the lower end of the insulating protective layer 302 is provided with the upper anti-vibration layer 303, the lower end of the upper anti-vibration layer 303 is fixedly provided with the protective frame 304, the anti-vibration velvet plate 305 is additionally arranged inside the protective frame 304, the lower end of the anti-vibration velvet plate 305 is provided with the lower anti-vibration layer 306, the insulation protection layer 302 and the upper anti-vibration layer 303 are horizontally distributed, the insulation protection layer 302 is tightly attached to the upper anti-vibration layer 303, the problem that the surface smoothness of the existing multilayer flexible circuit board is poor and the existing multilayer flexible circuit board is easy to rub with other parts is avoided through the protection component 3 in the protection plate main body 2, the service efficiency of the flexible circuit board is improved, the release paper 301 is prevented from being worn and scratched on the outer side of the protection plate main body 2, the insulation protection layer 302 reduces interference caused by static electricity when the circuit board is used, the upper anti-vibration layer 303 is matched with the lower anti-vibration layer 306 to provide a good anti-vibration effect for the circuit board at the lower end, the anti-vibration velvet board 305 in the protection frame 304 is convenient to disperse the received external force, and equipment is prevented from being damaged while the surface smoothness of the multilayer flexible circuit board is improved;
as shown in fig. 1, 2 and 3, the two sides of the lower end of the protection plate main body 2 are provided with mounting assemblies 4 for butt-joint mounting when the multi-layer flexible circuit board is used, the mounting assemblies 4 comprise mounting seats 401, bearing blocks 402 and clamping grooves 403, the lower ends of the mounting seats 401 are fixedly provided with bearing blocks 402, clamping grooves 403 are formed in the two sides of the bearing blocks 402, the mounting assemblies 4 further comprise bearing grooves 404, bearing frames 405 and elastic blocks 406, the two sides of the flexible circuit board main body 1 are provided with the bearing grooves 404, the bearing frames 405 are additionally arranged in the two sides of the inside of the bearing grooves 404, the elastic blocks 406 are mounted in the bearing frames 405, the bearing blocks 402 are connected with the bearing grooves 404 in an embedded mode, the bearing grooves 404 are fixedly connected with the bearing blocks 402 through the elastic blocks 406, the mounting assemblies 4 at the lower end of the protection plate main body 2 are convenient to protect the surface of the multi-layer flexible circuit board, meanwhile, the mounting and dismounting is easy, the convenience when the circuit board is used is improved, the mounting seats 401 fixedly mount the bearing blocks 402 at the lower end of the protection plate main body 2, the bearing frames 405 at the two sides of the bearing grooves 404 fixedly mount the elastic blocks 406, the bearing blocks 406 are connected with the bearing grooves 404 in the bearing grooves 404, the bearing blocks 406 are correspondingly, the bearing blocks 406 are connected with the grooves 404, the bearing blocks 404, the performance with the elastic blocks 403 are connected with the bearing blocks 403, and the surface of the flexible circuit board and the flexible circuit board main body 2, and the protection board is fixedly connected by the protection plate main body 2;
as shown in fig. 1, the inside reinforcing component 5 that is used for the fracture prevention when multilayer flexible circuit board uses that is provided with of flexible circuit board main part 1, reinforcing component 5 includes flexible substrate 501, first copper foil layer 502 and first reinforcing plate layer 503, first copper foil layer 502 has been add to flexible substrate 501 upper end, and first copper foil layer 502 upper end is fixed with first reinforcing plate layer 503, reinforcing component 5 still includes viscose layer 504, second reinforcing plate layer 505 and second copper foil layer 506, first reinforcing plate layer 503 upper end is connected with viscose layer 504, and viscose layer 504 upper end is fixed with second reinforcing plate layer 505, second reinforcing plate layer 505 upper end is provided with second copper foil layer 506, first reinforcing plate layer 503 is the level form and distributes with second reinforcing plate layer 505, and first reinforcing plate layer 503 passes through viscose layer 504 and second reinforcing plate layer 505 fixed connection, the condition that the excessive bending causes the internal element impaired appearance of during the flexible circuit board main part 1 is alleviateed through reinforcing component 5 in the flexible circuit board main part, increase its rate of utilization, first copper foil layer 502 of flexible substrate upper end carries out the inside to the cooperation of viscose layer 502, second reinforcing plate layer 503 and second reinforcing plate layer 503, it reaches the surmount effect of the flexible circuit board main part 1, and the second reinforcing plate layer is increased, and the surface hardness of the reinforcement plate is reached.
In summary, this multilayer flexible line way board that smoothness is excellent, when using, firstly, utilize mount pad 401 to with accept piece 402 fixed mounting in guard plate main part 2 lower extreme, with accept piece 402 and accept groove 404 butt joint, the elastic block 406 gets into the draw-in groove 403 inside of accepting piece 402 along with the performance of spring, make guard plate main part 2 and flexible line way board main part 1 block installation, then, guard plate main part 2 outside is avoided guard plate main part 2 to receive wearing and tearing and scratch from the release paper 301, insulating guard layer 302 then reduces the interference that the static caused when using the circuit board, the inside antidetonation fine hair board 305 of guard frame 304 is convenient for the external force dispersion that will receive, utilize guard plate to increase multilayer flexible line way board surface smoothness and prevent equipment damage, finally, the first copper foil layer 502 of flexible substrate 501 upper end lays the inside circuit of circuit board, cooperate adhesive layer 504 to fix the installation with first reinforcement sheet layer 503 and second reinforcement sheet layer 505, reach the effect that increases flexible line way board main part 1 hardness, avoid excessively bending to cause the circuit board impaired, improve equipment yields.
The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. The utility model provides a multilayer flexible line way board that smoothness is excellent, includes flexible line way board main part (1) and protection subassembly (3), its characterized in that, flexible line way board main part (1) upper end distributes has guard plate main part (2), is used for multilayer flexible line way board is inside surface protection is smooth protection subassembly (3) set up in guard plate main part (2), and protection subassembly (3) are including from type paper (301), insulating guard layer (302), go up shock-resistant layer (303), guard frame (304), antidetonation fine hair board (305) and lower shock-resistant layer (306), from type paper (301) lower extreme is provided with insulating guard layer (302), and insulating guard layer (302) lower extreme installs last shock-resistant layer (303), last shock-resistant layer (303) lower extreme is fixed with guard frame (304), and guard frame (304) are inside to add antidetonation fine hair board (305), antidetonation fine hair board (305) lower extreme is provided with installation component (4) that are used for the butt joint installation when multilayer flexible line way board uses, flexible line way board (1) is provided with and is used for strengthening multilayer flexible line way board (5).
2. The multilayer flexible circuit board of claim 1, wherein the insulating protective layer (302) and the upper earthquake-resistant layer (303) are horizontally distributed, and the insulating protective layer (302) and the upper earthquake-resistant layer (303) are closely adhered.
3. The multilayer flexible circuit board with excellent smoothness according to claim 1, wherein the mounting assembly (4) comprises a mounting seat (401), a receiving block (402) and clamping grooves (403), the receiving block (402) is fixed at the lower end of the mounting seat (401), and the clamping grooves (403) are formed in two sides of the receiving block (402).
4. The multilayer flexible circuit board with excellent smoothness according to claim 3, wherein said mounting assembly (4) further comprises a receiving groove (404), a receiving frame (405) and an elastic block (406), said receiving groove (404) is provided on both sides of said flexible circuit board main body (1), said receiving frame (405) is additionally provided on both sides of the inside of said receiving groove (404), and said elastic block (406) is mounted inside said receiving frame (405).
5. The multi-layer flexible circuit board with excellent smoothness according to claim 4, wherein the receiving block (402) is connected with the receiving groove (404) in an embedded manner, and the receiving groove (404) is fixedly connected with the receiving block (402) through the elastic block (406).
6. The multilayer flexible circuit board with excellent smoothness according to claim 1, wherein the reinforcing component (5) comprises a flexible substrate (501), a first copper foil layer (502) and a first reinforcing plate layer (503), the first copper foil layer (502) is additionally arranged at the upper end of the flexible substrate (501), and the first reinforcing plate layer (503) is fixed at the upper end of the first copper foil layer (502).
7. The multilayer flexible circuit board with excellent smoothness according to claim 6, wherein said reinforcing member (5) further comprises an adhesive layer (504), a second reinforcing plate layer (505) and a second copper foil layer (506), said first reinforcing plate layer (503) is connected with the adhesive layer (504) at its upper end, and said second reinforcing plate layer (505) is fixed at its upper end, and said second reinforcing plate layer (505) is provided with the second copper foil layer (506) at its upper end.
8. The multilayer flexible circuit board with excellent smoothness according to claim 7, wherein the first reinforcing plate layer (503) and the second reinforcing plate layer (505) are horizontally distributed, and the first reinforcing plate layer (503) is fixedly connected with the second reinforcing plate layer (505) through an adhesive layer (504).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320441477.8U CN219834476U (en) | 2023-03-10 | 2023-03-10 | Multilayer flexible circuit board with excellent smoothness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320441477.8U CN219834476U (en) | 2023-03-10 | 2023-03-10 | Multilayer flexible circuit board with excellent smoothness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219834476U true CN219834476U (en) | 2023-10-13 |
Family
ID=88277359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320441477.8U Active CN219834476U (en) | 2023-03-10 | 2023-03-10 | Multilayer flexible circuit board with excellent smoothness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219834476U (en) |
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2023
- 2023-03-10 CN CN202320441477.8U patent/CN219834476U/en active Active
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