CN216600227U - Printed circuit board - Google Patents
Printed circuit board Download PDFInfo
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- CN216600227U CN216600227U CN202220555731.2U CN202220555731U CN216600227U CN 216600227 U CN216600227 U CN 216600227U CN 202220555731 U CN202220555731 U CN 202220555731U CN 216600227 U CN216600227 U CN 216600227U
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Abstract
The utility model relates to a circuit board technical field especially relates to a printed circuit board, including the inoxidizing coating, the bottom fixedly connected with wiring layer of inoxidizing coating, the anti-interference layer of bottom fixedly connected with of wiring layer, the bottom fixedly connected with signal layer on anti-interference layer, the bottom fixedly connected with antioxidation layer on signal layer, the anti-interference layer is including anti-interference board, the top equidistance fixedly connected with rib of anti-interference board, the top fixedly connected with shielding layer of anti-interference board, anti-interference board is the metal sheet. The utility model discloses be equipped with the anti-interference layer at printed circuit board's middle part, can keep apart wiring layer and signal layer with the anti-interference layer, and can effectual reduction electromagnetic interference, improved the stability of this printed circuit board work, simultaneously, the rib can strengthen the intensity of anti-interference board, and then can strengthen the holistic intensity of this printed circuit board, prevent that this printed circuit board from appearing bending or the emergence of the fracture condition.
Description
Technical Field
The utility model relates to a circuit board technical field specifically is a printed circuit board.
Background
The printed circuit board is also called as a circuit board, a PCB board, a high-frequency board, an ultrathin circuit board and the like, the circuit board enables the circuit to be miniaturized and visualized, the circuit board plays an important role in batch production of fixed circuits and optimization of layout of electric appliances, the circuit board is a supporting piece of circuit elements and devices in electronic products, the size of the electric appliances is greatly reduced, the requirements of modern people on high portability and strong performance are met, the printed circuit board provides electrical connection between the circuit elements and the devices, and along with rapid development of electronic technology, the density of the PCB is higher and higher.
In the actual use process of the printed circuit board, the printed circuit board is often subjected to electromagnetic interference, and the electromagnetic interference can cause the performance of the printed circuit board to be reduced, so that the working efficiency of the printed circuit board is greatly influenced.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a printed circuit board possesses anti-jamming advantage, has solved printed circuit board in the in-service use, often can receive electromagnetic interference, and electromagnetic interference can lead to printed circuit board's performance to descend, very big influence printed circuit board's work efficiency's problem.
In order to solve the technical problem, the utility model provides a following technical scheme: a printed circuit board comprises a protective layer, wherein a wiring layer is fixedly connected to the bottom of the protective layer, an anti-interference layer is fixedly connected to the bottom of the wiring layer, a signal layer is fixedly connected to the bottom of the anti-interference layer, and an anti-oxidation layer is fixedly connected to the bottom of the signal layer;
the anti-interference layer is including anti-interference plate, the top equidistance fixedly connected with rib of anti-interference plate, the top fixedly connected with shielding layer of anti-interference plate.
Furthermore, the anti-interference plate is a metal plate.
Further, the metal plate is an aluminum plate.
Further, the shielding layer is an electromagnetic shielding film.
Furthermore, the equal fixedly connected with backplate in the left and right sides on anti-jamming layer, the both sides and two of inoxidizing coating, wiring layer, signal layer and antioxidation layer the inboard fixed connection of backplate, and the top of inoxidizing coating flushes with the top of backplate, the bottom of inoxidizing coating flushes with the bottom of antioxidation layer.
Furthermore, jacks are formed in the front side and the rear side of the top of the protection plate, the top of the protection plate is connected with a dustproof heat dissipation assembly, and the dustproof heat dissipation assembly is located at the top of the protective layer.
Furthermore, dustproof heat dissipation assembly is including square frame, the equal fixedly connected with inserted bar in four corners department of square frame bottom, the bottom activity of inserted bar is pegged graft in the inside of jack.
Further, the equal fixedly connected with first filter screen in four peripheries of square frame, the top fixedly connected with roof of square frame, the inside fixedly connected with second filter screen of roof.
Furthermore, the inside both sides of roof all fixedly connected with backup pad, the middle part of backup pad is inlayed and is equipped with the heat dissipation fan.
Borrow by above-mentioned technical scheme, the utility model provides a printed circuit board possesses following beneficial effect at least:
1. this printed circuit board is equipped with anti-interference layer at printed circuit board's middle part, can keep apart wiring layer and signal layer with anti-interference layer, and can effectual reduction electromagnetic interference, has improved the stability of this printed circuit board work, and simultaneously, the rib can strengthen the intensity of anti-interference board, and then can strengthen the holistic intensity of this printed circuit board, prevents that this printed circuit board from the emergence of bending or the fracture condition.
2. This printed circuit board through dustproof radiator unit's setting, can peg graft the inserted bar in the jack on the backplate, convenient dustproof radiator unit's installation and dismantlement, and then made things convenient for the washing to first filter screen and second filter screen.
3. This printed circuit board, through the setting of first filter screen and second filter screen, the effect of the protection that can play to this printed circuit board's top, simultaneously, can prevent the entering of external dust, played dirt-proof effect, through the setting of backup pad and heat dissipation fan, install the backup pad at square frame, the backup pad is convenient to the installation and the fixed of heat dissipation fan, can play radiating effect to this printed circuit board through the heat dissipation fan, has promoted this printed circuit board's result of use.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application:
fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic view of the structure of the anti-interference layer and the guard plate of the present invention;
FIG. 4 is a schematic structural diagram of a second embodiment of the present invention;
fig. 5 is a schematic view of the structure of the dustproof heat dissipation assembly of the present invention.
In the figure: 1. a protective layer; 2. a wiring layer; 3. an anti-interference layer; 301. an anti-jamming plate; 302. ribs; 303. a shielding layer; 4. a signal layer; 5. an anti-oxidation layer; 6. a guard plate; 7. a jack; 8. a dustproof heat dissipation component; 801. a square frame; 802. a first filter screen; 803. a top plate; 804. a second filter screen; 805. a support plate; 806. a heat dissipation fan; 807. and (4) inserting a rod.
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.
The first embodiment is as follows:
referring to fig. 1-3, a printed circuit board includes a protection layer 1, a wiring layer 2 is fixedly connected to the bottom of the protection layer 1, an anti-interference layer 3 is fixedly connected to the bottom of the wiring layer 2, a signal layer 4 is fixedly connected to the bottom of the anti-interference layer 3, and an anti-oxidation layer 5 is fixedly connected to the bottom of the signal layer 4, and by means of the arrangement of the anti-oxidation layer 5, the printed circuit board can be prevented from contacting with a corrosion medium and from being oxidized and damaged due to factors such as high temperature and moisture in the air generated by long-time work, or the penetration path of the corrosion medium to the signal layer 4 is prolonged, so that a corrosion inhibition effect is achieved, the printed circuit board is protected from oxidation damage caused by the factors such as high temperature and moisture in the air generated by long-time work, and the service life of the printed circuit board is prolonged.
Be equipped with anti-interference layer 3 in printed circuit board's middle part, can keep apart wiring layer 2 and signal layer 4 with anti-interference layer 3, and can effectual reduction electromagnetic interference, improved the stability of this printed circuit board work, simultaneously, the rib 302 can strengthen anti-interference plate 301's intensity, and then can strengthen the holistic intensity of this printed circuit board, prevent that this printed circuit board from appearing bending or the emergence of the fracture condition.
Equal fixedly connected with backplate 6 in the left and right sides of anti-interference layer 3, inoxidizing coating 1, wiring layer 2, signal layer 4 and antioxidation layer 5's both sides and the inboard fixed connection of two backplate 6, and the top of inoxidizing coating 1 flushes with the top of backplate 6, and the bottom of inoxidizing coating 1 flushes with the bottom of antioxidation layer 5.
Through the setting of backplate 6, the tightness of connecting between backplate 6 ability reinforcing inoxidizing coating 1, wiring layer 2, anti-interference layer 3, signal layer 4 and the antioxidation layer 5, and can avoid this printed circuit board's both sides to receive electromagnetic interference, further improve this printed circuit board's interference killing feature, ensured this printed circuit board stability of operation.
Example two:
referring to fig. 4-5, a printed circuit board includes a protection layer 1, a wiring layer 2 is fixedly connected to the bottom of the protection layer 1, an anti-interference layer 3 is fixedly connected to the bottom of the wiring layer 2, a signal layer 4 is fixedly connected to the bottom of the anti-interference layer 3, and an anti-oxidation layer 5 is fixedly connected to the bottom of the signal layer 4, and by the arrangement of the anti-oxidation layer 5, the contact between a corrosion medium and the signal layer 4 can be blocked, or the permeation path of the corrosion medium to the signal layer 4 can be prolonged, so as to achieve the corrosion inhibition effect, and the printed circuit board is protected from oxidation damage caused by high temperature generated by long-time work, moisture in the air, and other factors, and the service life of the printed circuit board is prolonged.
Equal fixedly connected with backplate 6 in the left and right sides of anti-interference layer 3, inoxidizing coating 1, wiring layer 2, the both sides of signal layer 4 and antioxidation layer 5 and the inboard fixed connection of two backplate 6, and the top of inoxidizing coating 1 flushes with the top of backplate 6, the bottom of inoxidizing coating 1 flushes with antioxidation layer 5's bottom, setting through backplate 6, the inoxidizing coating 1 can be strengthened to backplate 6, wiring layer 2, anti-interference layer 3, the compactness of being connected between signal layer 4 and the antioxidation layer 5, and can avoid this printed circuit board's both sides to receive electromagnetic interference, further improve this printed circuit board's interference killing feature, this printed circuit board operation's stability has been ensured.
Jack 7 has all been seted up to both sides around 6 tops of backplate, the top of backplate 6 is connected with dustproof radiator unit 8, dustproof radiator unit 8 is located the top of inoxidizing coating 1, dustproof radiator unit 8 is including square frame 801, the equal fixedly connected with inserted bar 807 in four corners department of square frame 801 bottom, the inside at jack 7 is pegged graft in the bottom activity of inserted bar 807, the first filter screen 802 of the equal fixedly connected with in four peripheries of square frame 801, the top fixedly connected with roof 803 of square frame 801, the inside fixedly connected with second filter screen 804 of roof 803, the equal fixedly connected with backup pad 805 in both sides of roof 803 inside, the middle part of backup pad 805 is inlayed and is equipped with heat dissipation fan 806.
Through dustproof heat dissipation assembly 8's setting, can peg graft plug rod 807 in jack 7 on backplate 6, make things convenient for dustproof heat dissipation assembly 8's installation and dismantlement, and then made things convenient for the washing to first filter screen 802 and second filter screen 804.
Through the setting of first filter screen 802 and second filter screen 804, the effect of the protection that can play to this printed circuit board's top, simultaneously, can prevent the entering of external dust, played dirt-proof effect, through the setting of backup pad 805 and heat dissipation fan 806, install backup pad 805 at square frame 801, the backup pad 805 is convenient to the installation and the fixing of heat dissipation fan 806, fan 806 can play radiating effect to this printed circuit board through the heat dissipation, this printed circuit board's result of use has been promoted.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (9)
1. A printed circuit board comprising a protective layer (1), characterized in that: the bottom of the protective layer (1) is fixedly connected with a wiring layer (2), the bottom of the wiring layer (2) is fixedly connected with an anti-interference layer (3), the bottom of the anti-interference layer (3) is fixedly connected with a signal layer (4), and the bottom of the signal layer (4) is fixedly connected with an anti-oxidation layer (5);
anti-interference layer (3) are including anti-interference board (301), the top equidistance fixedly connected with rib (302) of anti-interference board (301), the top fixedly connected with shielding layer (303) of anti-interference board (301).
2. The printed circuit board of claim 1, wherein: the anti-interference plate (301) is a metal plate.
3. The printed circuit board of claim 2, wherein: the metal plate is an aluminum plate.
4. The printed circuit board of claim 1, wherein: the shielding layer (303) is an electromagnetic shielding film.
5. The printed circuit board of claim 1, wherein: the equal fixedly connected with backplate (6) of the left and right sides of anti-interference layer (3), the both sides and two of inoxidizing coating (1), wiring layer (2), signal layer (4) and antioxidation layer (5) the inboard fixed connection of backplate (6), and the top of inoxidizing coating (1) flushes with the top of backplate (6), the bottom of inoxidizing coating (1) flushes with the bottom of antioxidation layer (5).
6. The printed circuit board of claim 5, wherein: jack (7) have all been seted up to both sides around backplate (6) top, the top of backplate (6) is connected with dustproof radiator unit (8), dustproof radiator unit (8) are located the top of inoxidizing coating (1).
7. The printed circuit board of claim 6, wherein: dustproof heat dissipation assembly (8) are including square frame (801), the equal fixedly connected with inserted bar (807) in four corners department of square frame (801) bottom, the bottom activity of inserted bar (807) is pegged graft in the inside of jack (7).
8. The printed circuit board of claim 7, wherein: the all fixedly connected with first filter screen (802) in the periphery of square frame (801), the top fixedly connected with roof (803) of square frame (801), the inside fixedly connected with second filter screen (804) of roof (803).
9. The printed circuit board of claim 8, wherein: both sides of the interior of the top plate (803) are fixedly connected with supporting plates (805), and a heat dissipation fan (806) is embedded in the middle of each supporting plate (805).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220555731.2U CN216600227U (en) | 2022-03-15 | 2022-03-15 | Printed circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220555731.2U CN216600227U (en) | 2022-03-15 | 2022-03-15 | Printed circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216600227U true CN216600227U (en) | 2022-05-24 |
Family
ID=81635018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220555731.2U Active CN216600227U (en) | 2022-03-15 | 2022-03-15 | Printed circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216600227U (en) |
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2022
- 2022-03-15 CN CN202220555731.2U patent/CN216600227U/en active Active
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