CN215187541U

CN215187541U - PCB with good corrosion resistance

Info

Publication number: CN215187541U
Application number: CN202120435951.7U
Authority: CN
Inventors: 魏焕乐
Original assignee: Xingtai Polytechnic College
Current assignee: Xingtai Polytechnic College
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2021-12-14
Anticipated expiration: 2031-03-01

Abstract

The utility model discloses a PCB board with good corrosion resistance, which comprises an upper protection plate, wherein a lower protection plate is arranged below the upper protection plate, the left and right sides of the upper protection plate and the lower protection plate are respectively provided with a mounting plate, the upper protection plate and the lower protection plate are connected through the mounting plate and a mounting component thereon, two side walls of an inner cavity of the upper protection plate are provided with mounting seats, a circuit board body is arranged between the mounting seats, the upper surface of the circuit board body is fixedly and compositely connected with a first anti-corrosion layer, the lower surface of the circuit board body is fixedly and compositely connected with a second anti-corrosion layer, the lower surface of the circuit board body is transversely and equidistantly arranged with a plurality of heat conduction gaskets, the bottom center of the heat conduction gaskets is fixedly connected with a heat conduction copper column, the utility model has good corrosion resistance, and can avoid the damage caused by corrosion, and its heat dispersion is excellent, can dispel the heat fast to guarantee normal work.

Description

PCB with good corrosion resistance

Technical Field

The utility model relates to a PCB board specifically is a PCB board that corrosion resistance is good, belongs to PCB board technical field.

Background

The Chinese name of the printed circuit board is also called a printed circuit board, is an important electronic component, is a support body of the electronic component, and is a carrier for electrical connection of the electronic component. Because it is made by electronic printing, it is called "printed" circuit board, called printed board for short, and is one of the important parts in electronic industry, almost every kind of electronic equipment, as small as electronic watch, calculator, as large as computer, communication electronic equipment and military weapon system, as long as there are electronic components such as integrated circuit, etc., in order to make the electric interconnection between each component, it must use the printed board, the printed circuit board is composed of insulating base plate, connecting wire and welding pad for assembling and welding electronic component, and has the double function of conducting wire and insulating base plate. The circuit can replace complex wiring to realize electrical connection among elements in the circuit, thereby simplifying the assembly and welding work of electronic products, reducing the wiring workload in the traditional mode and greatly lightening the labor intensity of workers; and the volume of the whole machine is reduced, the product cost is reduced, and the quality and the reliability of the electronic equipment are improved.

The printed circuit board has good product consistency, can adopt standardized design, is favorable for realizing mechanization and automation in the production process, simultaneously, the whole printed circuit board after assembly and debugging can be used as an independent spare part, and is convenient for the exchange and maintenance of the whole machine product.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a PCB board that corrosion resistance is good just for solving above-mentioned problem, have good corrosion resistance, can avoid the damage because of the erosion causes to its heat dispersion is excellent, can disperse the heat fast, thereby guarantees that the circuit board can normally work.

The utility model realizes the above purpose by the following technical proposal, a PCB board with good corrosion resistance comprises an upper protection plate, a lower protection plate is arranged below the upper protection plate, the left and right sides of the upper protection plate and the lower protection plate are both provided with a mounting plate, the upper protection plate and the lower protection plate are connected by the mounting plate and a mounting component thereon, two side walls of an inner cavity of the upper protection plate are provided with mounting seats, a circuit board body is arranged between the mounting seats, the upper surface of the circuit board body is fixedly and compositely connected with a first anti-corrosion layer, the lower surface of the circuit board body is fixedly and compositely connected with a second anti-corrosion layer, the lower surface of the circuit board body is transversely and equidistantly arranged with a plurality of heat conduction gaskets, the bottom center of the heat conduction gasket is fixedly connected with a heat conduction copper column, the lower part of the heat conduction copper column is fixedly connected with a heat conduction metal plate, and the bottom of the heat-conducting metal plate is provided with a heat-radiating fin.

Preferably, the mounting assembly comprises a supporting plate, a fixed clamping plate is arranged at the bottom of one side wall of the supporting plate, and a movable clamping plate is arranged above the fixed clamping plate.

Preferably, the inner chamber of backup pad is equipped with the spout, movable clamp plate is close to one of backup pad is served and is equipped with fixed connection and be equipped with the slider just movable clamp plate passes through slider sliding connection set up in the spout.

Preferably, the top of activity splint is equipped with the diaphragm, run through on the diaphragm be equipped with mounting bolt just mounting bolt's bottom with the top fixed connection of activity splint, the activity splint with all be equipped with the rubber protection pad on fixed splint to the opposite face.

Preferably, the first anti-corrosion layer is composed of vinyl resin, and the second anti-corrosion layer is composed of teflon paint.

Preferably, two side walls of the lower protection plate are provided with small heat dissipation fans, and the small heat dissipation fans are opposite to the heat dissipation fins.

The utility model has the advantages that: the circuit board body can be protected by arranging the upper protection plate and the lower protection plate, the upper protection plate and the lower protection plate can be fixedly installed by the installation assembly, the installation plates on the upper protection plate and the lower protection plate are combined at first, the installation plates are placed between the fixed clamping plate and the movable clamping plate, the installation bolts are rotated, the movable clamping plate is pressed down in the sliding grooves through the sliding blocks, so that the installation plates are fixedly locked, the buffering springs are arranged in the sliding grooves, the strength of the installation bolts can be buffered, the installation plates are prevented from being damaged due to overlarge installation strength, good corrosion resistance can be provided by arranging the first corrosion resistant layer, the vinyl resin is internationally recognized high corrosion resistant resin, has high corrosion resistance, improves hydrolysis resistance, improves alkali resistance, improves mechanical strength, and improves corrosion resistance by arranging the second corrosion resistant layer, teflon coating has the characteristics of resisting acid and alkali, resisting various organic solvents and has extremely strong corrosion resistance, can protect the part from suffering any kind of chemical corrosion, can adsorb the heat that produces on the circuit board body through setting up the heat conduction gasket, and transmit to heat conduction copper post in proper order, on the heat conduction metal sheet, and finally reach radiating fin, can carry out the forced air cooling heat dissipation to radiating fin through setting up small-size radiator fan, can disperse the heat fast, thereby guarantee that the circuit board body can normally work.

Drawings

Fig. 1 is a first schematic structural diagram of the present invention;

FIG. 2 is a second schematic structural view of the present invention;

FIG. 3 is a schematic structural view of the mounting assembly of the present invention;

fig. 4 is a schematic structural view of the small-sized heat dissipation fan of the present invention;

in the figure: 1. an upper protection plate; 2. a lower guard plate; 3. mounting a plate; 4. a support plate; 5. fixing the clamping plate; 6. a movable splint; 7. a chute; 8. a slide block 9 and a transverse plate; 10. installing a bolt; 11. a rubber protection pad; 12. a circuit board body; 13. a first corrosion resistant layer; 14. a second anti-corrosion layer; 15. a thermally conductive gasket; 16. a thermally conductive copper pillar; 17. a heat conductive metal plate; 18. a heat dissipating fin; 19. a small-sized heat radiation fan.

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. 1-4, a PCB with good corrosion resistance comprises an upper protection plate 1, a lower protection plate 2 is arranged below the upper protection plate 1, mounting plates 3 are respectively arranged on the left side and the right side of the upper protection plate 1 and the lower protection plate 2, the upper protection plate 1 and the lower protection plate 2 are connected through the mounting plates 3 and mounting assemblies thereon, mounting seats are arranged on two side walls of an inner cavity of the upper protection plate 1, a circuit board body 12 is arranged between the mounting seats, a first anti-corrosion layer 13 is fixedly and compositely connected on the upper surface of the circuit board body 12, a second anti-corrosion layer 14 is fixedly and compositely connected on the lower surface of the circuit board body 12, a plurality of heat-conducting gaskets 15 are transversely arranged at equal intervals on the lower surface of the circuit board body 12, a heat-conducting copper column 16 is fixedly connected at the center of the bottom of the heat-conducting gaskets 15, and a heat-conducting metal plate 17 is fixedly connected below the heat-conducting copper column 16, the bottom of the heat conducting metal plate 17 is provided with heat radiating fins 18.

As an optimal technical scheme of the utility model, the installation component includes backup pad 4, a lateral wall bottom of backup pad 4 is equipped with solid fixed splint 5, gu fixed splint 5's top is equipped with movable splint 6.

As an optimal technical scheme of the utility model, the inner chamber of backup pad 4 is equipped with spout 7, movable clamp plate 6 is close to one of backup pad 4 serves and is equipped with slider 8 just movable clamp plate 6 passes through 8 sliding connection of slider set up in the spout 7.

As an optimal technical scheme of the utility model, movable clamp plate 6's top is equipped with diaphragm 9, it is equipped with mounting bolt 10 just to run through on diaphragm 9 the bottom of mounting bolt 10 with movable clamp plate 6's top fixed connection, movable clamp plate 6 with all be equipped with rubber protection pad 11 on fixed clamp plate 5 to the opposite face.

As a preferred technical solution of the present invention, the first anti-corrosion layer 13 is made of vinyl resin, and the second anti-corrosion layer 14 is made of teflon paint.

As an optimal technical scheme of the utility model, the both sides wall of lower guard plate 2 is equipped with small-size cooling fan 19 just small-size cooling fan 19 with radiating fin 18's position is relative.

The utility model can protect the circuit board body 12 by arranging the upper protection plate 1 and the lower protection plate 2, the upper protection plate 1 and the lower protection plate 2 can be fixedly installed by the installation component, the installation plates 3 on the upper protection plate 1 and the lower protection plate 2 are combined at first, the installation plates 3 are placed between the fixed splint 5 and the movable splint 6, the installation bolt 10 is rotated, the movable splint 6 is pressed down in the chute 7 by the slide block 8, thereby the installation plates 3 are fixedly locked, and the buffer spring is arranged in the chute 7, the force of the installation bolt 10 can be buffered, the damage to the installation plates 3 caused by overlarge installation force is prevented, the first anti-corrosion layer 13 can provide good corrosion resistance, the vinyl resin is internationally recognized high corrosion resistant resin, has high corrosion resistance, and improves hydrolysis resistance, alkali resistance can improve, mechanical strength is improved, can improve corrosion resistance through setting up second anti-corrosion coating 14, Teflon coating has acid and alkali resistance, the characteristics of anti various organic solvents and extremely strong corrosion resistance have, can protect the part to avoid suffering any kind of chemical corrosion, can adsorb the heat that produces on circuit board body 12 through setting up the heat conduction gasket, and transmit to heat conduction copper post 16 in proper order, on the heat conduction metal sheet 17, and finally reach radiating fin 18, can carry out the forced air cooling heat dissipation to radiating fin 18 through setting up small-size cooling fan 19, can disperse the heat fast, thereby guarantee that circuit board body 12 can normally work.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a PCB board that corrosion resistance is good, includes upper shield plate (1), its characterized in that: the lower protection plate (2) is arranged below the upper protection plate (1), the left side and the right side of the upper protection plate (1) and the lower protection plate (2) are respectively provided with a mounting plate (3), the upper protection plate (1) and the lower protection plate (2) are connected through the mounting plate (3) and a mounting component arranged on the mounting plate, two side walls of an inner cavity of the upper protection plate (1) are provided with mounting seats, a circuit board body (12) is arranged between the mounting seats, the upper surface of the circuit board body (12) is fixedly and compositely connected with a first anti-corrosion layer (13), the lower surface of the circuit board body (12) is fixedly and compositely connected with a second anti-corrosion layer (14), the lower surface of the circuit board body (12) is transversely and equidistantly arranged with a plurality of heat conduction gaskets (15), and the center of the bottom of each heat conduction gasket (15) is fixedly connected with a heat conduction copper column (16), the heat-conducting copper column is characterized in that a heat-conducting metal plate (17) is fixedly connected to the lower portion of the heat-conducting copper column (16), and heat-radiating fins (18) are arranged at the bottom of the heat-conducting metal plate (17).

2. The PCB with good corrosion resistance as recited in claim 1, wherein: the mounting assembly comprises a supporting plate (4), a fixed clamping plate (5) is arranged at the bottom of one side wall of the supporting plate (4), and a movable clamping plate (6) is arranged above the fixed clamping plate (5).

3. The PCB with good corrosion resistance as recited in claim 2, wherein: the inner chamber of backup pad (4) is equipped with spout (7), activity splint (6) are close to one of backup pad (4) is served and is equipped with fixed connection and be equipped with slider (8) just activity splint (6) pass through slider (8) sliding connection set up in spout (7).

4. The PCB with good corrosion resistance as recited in claim 2, wherein: the top of activity splint (6) is equipped with diaphragm (9), run through on diaphragm (9) and be equipped with mounting bolt (10) just the bottom of mounting bolt (10) with the top fixed connection of activity splint (6), activity splint (6) with all be equipped with rubber protection pad (11) on the opposite face of fixed splint (5).

5. The PCB with good corrosion resistance as recited in claim 1, wherein: the first anti-corrosion layer (13) is made of vinyl resin, and the second anti-corrosion layer (14) is made of Teflon coating.

6. The PCB with good corrosion resistance as recited in claim 1, wherein: two side walls of the lower protection plate (2) are provided with small heat dissipation fans (19), and the small heat dissipation fans (19) are opposite to the heat dissipation fins (18).