CN213960386U - Circuit board with good corrosion resistance effect - Google Patents
Circuit board with good corrosion resistance effect Download PDFInfo
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- CN213960386U CN213960386U CN202022295662.XU CN202022295662U CN213960386U CN 213960386 U CN213960386 U CN 213960386U CN 202022295662 U CN202022295662 U CN 202022295662U CN 213960386 U CN213960386 U CN 213960386U
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Abstract
The utility model discloses a corrosion-resistant effectual circuit board, including the circuit board body, the louvre has been seted up to the inner chamber of circuit board body, the bottom of circuit board body is provided with the wearing layer, the wearing layer includes ZS-1031 wear-resistant coating and polyurea coating, the insulating layer is scribbled at the top of circuit board body, the top of insulating layer is provided with the anticorrosion coating, the anticorrosion coating includes nickel coating layer and furan clay layer. The utility model discloses a set up ZS-1031 wear-resistant coating, excellent wear resistance and corrosion resisting property have, through setting up the insulating layer, improved the insulating properties at circuit board body top, through setting up the nickel coating, stability in the air is very high to at the extremely thin passive film of one deck of surface energy rapid generation, can resist the corruption of atmosphere, alkali and some sour, through setting up the furan clay layer, further improved the corrosion resisting property at circuit board body top, avoided the circuit board body to be corroded easily.
Description
Technical Field
The utility model relates to a circuit board technical field specifically is a corrosion-resistant effectual circuit board.
Background
The circuit board has the name: ceramic circuit board, alumina ceramic circuit board, aluminium nitride ceramic circuit board, PCB board, aluminium base board, high frequency board, thick copper board, impedance board, ultra-thin circuit board individual printed circuit board etc. current circuit board not only the anticorrosion effect is poor when using, and insulating and wear resistance can not reach user's requirement yet, for this reason, we provide a corrosion-resistant effectual circuit board.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a circuit board that corrosion-resistant effect is good to solve the problem of proposing in the above-mentioned background art.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a circuit board that corrosion-resistant effectual, includes the circuit board body, the louvre has been seted up to the inner chamber of circuit board body, the bottom of circuit board body is provided with the wearing layer, the wearing layer includes ZS-1031 wear-resistant coating and polyurea coating, the insulating layer is scribbled at the top of circuit board body, the top of insulating layer is provided with the anticorrosion coating, the anticorrosion coating includes nickel coating and furan daub layer.
Preferably, the ZS-1031 wear-resistant coating is coated on the bottom of the circuit board body, and the polyurea coating is coated on the bottom of the ZS-1031 wear-resistant coating.
Preferably, the furan daub layer is coated on the top of the insulating layer, and the nickel plating layer is coated on the top of the furan daub layer.
Preferably, the insulating layer is RTV insulating paint, and the thickness of the insulating layer is 0.05-0.07 mm.
Preferably, the ZS-1031 wear-resistant coating and the polyurea coating have the same thickness, the nickel plating layer and the furan daub layer have the same thickness, and the polyurea coating, the nickel plating layer and the insulating layer have the same thickness.
(III) advantageous effects
Compared with the prior art, the utility model provides a circuit board that corrosion-resistant effect is good possesses following beneficial effect:
the utility model has the advantages that the radiating holes are arranged, the radiating speed of the circuit board body is accelerated, the phenomenon of poor radiating effect is avoided, the excellent wear resistance and corrosion resistance are realized by arranging the ZS-1031 wear-resistant coating, the polyurea coating is arranged, the excellent wear resistance, aging resistance and corrosion resistance are realized, the insulating property of the top part of the circuit board body is improved by arranging the insulating layer, the stability in the air is high by arranging the nickel-plated layer, an extremely thin passivation film can be rapidly generated on the surface to resist the corrosion of atmosphere, alkali and certain acids, the hardness of the nickel-plated layer is higher, the wear resistance of the top part of the circuit board body can be improved, the corrosion resistance of the top part of the circuit board body is further improved by arranging the furan daub layer, the problem that the existing circuit board is not only poor in corrosion resistance when in use is solved, and the insulation and wear resistance can not meet the requirement of users.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the insulating layer of the present invention;
FIG. 3 is a schematic cross-sectional view of the wear-resistant layer of the present invention;
fig. 4 is a schematic cross-sectional structural view of the anti-corrosion layer of the present invention.
In the figure: 1. a circuit board body; 2. heat dissipation holes; 3. a wear layer; 31. a ZS-1031 wear-resistant coating; 32. a polyurea coating; 4. an insulating layer; 5. an anti-corrosion layer; 51. a layer of furan mastic; 52. and (4) plating a nickel layer.
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.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model discloses a circuit board body 1, louvre 2, wearing layer 3, ZS-1031 wear-resistant coating 31, polyurea coating 32, insulating layer 4, anti-corrosion coating 5, furan clay layer 51 and nickel coating 52 part are the parts that general standard spare or technical staff in the field know, and its structure and principle all are this technical staff and all can learn through the technical manual or learn through conventional experimental method.
Referring to fig. 1-4, a circuit board with good corrosion resistance effect comprises a circuit board body 1, a heat dissipation hole 2 is formed in an inner cavity of the circuit board body 1, the heat dissipation speed of the circuit board body 1 is increased by arranging the heat dissipation hole 2, and the phenomenon of poor heat dissipation effect is avoided, a wear-resistant layer 3 is arranged at the bottom of the circuit board body 1, the wear-resistant layer 3 comprises a ZS-1031 wear-resistant coating 31 and a polyurea coating 32, the ZS-1031 wear-resistant coating 31 is coated at the bottom of the circuit board body 1, the polyurea coating 32 is coated at the bottom of the ZS-1031 wear-resistant coating 31, the ZS-1031 wear-resistant coating 31 has excellent wear resistance and corrosion resistance, the polyurea coating 32 has excellent wear resistance, aging resistance and corrosion resistance, an insulating layer 4 is coated at the top of the circuit board body 1, and the insulating layer 4 is an RTV insulating coating, the thickness of the insulating layer 4 is 0.05-0.07mm, the insulating property of the top of the circuit board body 1 is improved by arranging the insulating layer 4, the top of the insulating layer 4 is provided with the anti-corrosion layer 5, the anti-corrosion layer 5 comprises a nickel plating layer 52 and a furan daub layer 51, the furan daub layer 51 is coated on the top of the insulating layer 4, the nickel plating layer 52 is coated on the top of the furan daub layer 51, the stability in the air is high by arranging the nickel plating layer 52, an extremely thin passivation film can be rapidly generated on the surface, the corrosion of atmosphere, alkali and certain acids can be resisted, the hardness of the nickel plating layer 52 is higher, the wear resistance of the top of the circuit board body 1 can be improved, the corrosion resistance of the top of the circuit board body 1 is further improved by arranging the furan daub layer 51, the circuit board body 1 is prevented from being easily corroded, the ZS-1031 wear-resistant coating 31 and the polyurea coating 32 are the same in thickness, the nickel plating layer 52 and the furan mastic layer 51 have the same thickness, and the polyurea coating 32, the nickel plating layer 52 and the insulating layer 4 have the same thickness.
When in use, the heat dissipation speed of the circuit board body 1 is accelerated by arranging the heat dissipation holes 2, the phenomenon of poor heat dissipation effect is avoided, the ZS-1031 wear-resistant coating 31 has excellent wear resistance and corrosion resistance, the polyurea coating 32 has excellent wear resistance, aging resistance and corrosion resistance, the insulating property of the top of the circuit board body 1 is improved by arranging the insulating layer 4, the stability in the air is high by arranging the nickel-plated layer 52, an extremely thin passivation film can be rapidly generated on the surface, the corrosion of atmosphere, alkali and certain acids can be resisted, the hardness of the nickel-plated layer 52 is higher, the wear resistance of the top of the circuit board body 1 can be improved, the corrosion resistance of the top of the circuit board body 1 is further improved by arranging the furan daub layer 51, and the circuit board body 1 is prevented from being easily corroded, the problem of current circuit board when using not only the anticorrosion effect poor, insulating and wear resistance can not reach the user and require moreover is solved.
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 (5)
1. The utility model provides a circuit board that corrosion resistance is effectual, includes circuit board body (1), its characterized in that: the heat dissipation hole (2) has been seted up to the inner chamber of circuit board body (1), the bottom of circuit board body (1) is provided with wearing layer (3), wearing layer (3) include ZS-1031 wear-resistant coating (31) and polyurea coating (32), the top of circuit board body (1) is scribbled and is equipped with insulating layer (4), the top of insulating layer (4) is provided with anti-corrosion coating (5), anti-corrosion coating (5) are including nickel coating layer (52) and furan daub layer (51).
2. The circuit board with good corrosion resistance according to claim 1, wherein: the ZS-1031 wear-resistant coating (31) is coated on the bottom of the circuit board body (1), and the polyurea coating (32) is coated on the bottom of the ZS-1031 wear-resistant coating (31).
3. The circuit board with good corrosion resistance according to claim 1, wherein: the furan daub layer (51) is coated on the top of the insulating layer (4), and the nickel-plated layer (52) is coated on the top of the furan daub layer (51).
4. The circuit board with good corrosion resistance according to claim 1, wherein: the insulating layer (4) is RTV insulating paint, and the thickness of the insulating layer (4) is 0.05-0.07 mm.
5. The circuit board with good corrosion resistance according to claim 1, wherein: the ZS-1031 wear-resistant coating (31) and the polyurea coating (32) are the same in thickness, the nickel plating layer (52) and the furan daub layer (51) are the same in thickness, and the polyurea coating (32), the nickel plating layer (52) and the insulating layer (4) are the same in thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022295662.XU CN213960386U (en) | 2020-10-15 | 2020-10-15 | Circuit board with good corrosion resistance effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022295662.XU CN213960386U (en) | 2020-10-15 | 2020-10-15 | Circuit board with good corrosion resistance effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213960386U true CN213960386U (en) | 2021-08-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022295662.XU Active CN213960386U (en) | 2020-10-15 | 2020-10-15 | Circuit board with good corrosion resistance effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213960386U (en) |
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2020
- 2020-10-15 CN CN202022295662.XU patent/CN213960386U/en active Active
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