CN216218256U

CN216218256U - Corrosion-resistant protection circuit board

Info

Publication number: CN216218256U
Application number: CN202122491432.5U
Authority: CN
Inventors: 王永兵; 王萱
Original assignee: Shenzhen Assunny Precision Circuit Scien Tech Co ltd
Current assignee: Shenzhen Assunny Precision Circuit Scien Tech Co ltd
Priority date: 2021-10-16
Filing date: 2021-10-16
Publication date: 2022-04-05
Anticipated expiration: 2031-10-16

Abstract

The utility model discloses a corrosion-resistant protective circuit board, which comprises a circuit board body and a protective shell, wherein a plurality of electronic components are assembled on the circuit board body, coating glue is coated on the top of the circuit board body, positioning holes are formed in four corners of the top of the circuit board body, index holes corresponding to the positioning holes are formed in the four corners of the top of the protective shell, a pull groove is formed in the middle of the top of the protective shell, sliding blocks are integrally formed on two sides of the bottom end of the protective shell, and an accommodating cavity matched with the circuit board body is formed between the sliding blocks.

Description

Corrosion-resistant protection circuit board

Technical Field

The utility model relates to the technical field of circuit boards, in particular to a corrosion-resistant protective circuit board.

Background

The circuit board is also called a circuit board, a PCB board, an aluminum substrate, a high-frequency board, an ultra-thin circuit board, a printed (copper etching technology) circuit board, etc. The circuit board is mainly composed of a bonding pad, a through hole, a mounting hole, a lead, a component, a connector assembly, filling, an electrical boundary and the like. Common plate layer structures comprise a single-layer plate, a double-layer plate and a multi-layer plate, the circuit board enables a circuit to be miniaturized and visualized, and the circuit board plays an important role in batch production of fixed circuits and optimization of electric appliance layout. The prior circuit board still has the following disadvantages in the actual production and use processes: 1. the existing circuit board has poor integral strength, is inconvenient to position and install, is easily damaged by external force and influences normal use; 2. the corrosion resistance and the pollution resistance are poor, and the service life is short, so the corrosion-resistant protective circuit board is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a corrosion-resistant protective circuit board which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a corrosion-resistant protection circuit board, includes circuit board body and protective housing, a plurality of electronic components is equipped with on the circuit board body, the top coating of circuit board body has the coating to glue, just the locating hole has been seted up to the top four corners department of circuit board body, the index hole corresponding with the locating hole has all been seted up to the top four corners department of protective housing, just the kerve has been seted up to the top intermediate position of protective housing, the bottom both sides integrated into one piece of protective housing is provided with the slider, be provided with the chamber that holds with circuit board body looks adaptation between the slider.

Preferably, the circuit board body includes: the first plate, the second plate, the third plate and the reinforcing plate.

Preferably, the second plate and the third plate are located between the first plate and the reinforcing plate, the first plate is located at the top end of the second plate, and the reinforcing plate is located at the bottom end of the third plate.

Preferably, the first plate, the second plate, the third plate and the reinforcing plate are fixedly bonded through insulating bonding materials.

Preferably, the two sides of the reinforcing plate block are provided with sliding grooves matched with the sliding blocks, and the sliding blocks on the protective shell are in sliding connection with the two sides of the reinforcing plate block through the sliding grooves.

Preferably, the top and the bottom of the reinforced plate block are both provided with reinforced rib plates.

Preferably, the circuit board body is made of one of polyimide or polyester film as a base material, and the thickness of the protective shell is greater than that of the circuit board body.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the circuit board body is composed of the multilayer boards, is made of one of polyimide or polyester films as a base material, has reliable strength and bending property, and is provided with the positioning hole at the top, so that a worker can conveniently position and install the circuit board body;

2. according to the utility model, the protective shell is arranged, so that the circuit board body is well protected, damage to the circuit board body caused by external force in the installation process is avoided, and the circuit board coating adhesive is coated on the circuit board body, so that the circuit board has moisture resistance and dirt resistance, the circuit board body can be prevented from being damaged by pollutants, the electronic components on the circuit board body can be ensured to work safely and stably, and the service life of the electronic components is prolonged.

Drawings

FIG. 1 is a schematic structural diagram of a circuit board body according to the present invention;

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

FIG. 3 is a structural diagram of the circuit board body according to the present invention;

FIG. 4 is a schematic structural view of a reinforced panel of the present invention;

fig. 5 is an assembly diagram of the circuit board body and the protective shell according to the present invention.

In the figure: 1. a circuit board body; 101. a first plate; 102. a second plate; 103. a third plate; 104. a reinforcing plate; 2. a protective shell; 201. an index hole; 202. groove drawing; 203. a slider; 204. an accommodating chamber; 3. an electronic component; 4. positioning holes; 5. coating with glue; 6. reinforcing rib plates; 7. a chute.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element 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," "disposed," "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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention provides a technical solution:

the utility model provides a corrosion-resistant protection circuit board, including circuit board body 1 and protective housing 2, be equipped with a plurality of electronic components 3 on the circuit board body 1, the top coating of circuit board body 1 has the coating and has glued 5, and locating hole 4 has been seted up to the top four corners department of circuit board body 1, the index hole 201 corresponding with locating hole 4 has all been seted up to the top four corners department of protective housing 2, and the top intermediate position of protective housing 2 has seted up kerve 202, the bottom both sides integrated into one piece of protective housing 2 is provided with slider 203, be provided with between the slider 203 with the chamber 204 that holds of circuit board body 1 looks adaptation.

In this embodiment, the circuit board body 1 includes: the circuit board comprises a first board 101, a second board 102, a third board 103 and a reinforcing board 104, wherein the second board 102 and the third board 103 are positioned between the first board 101 and the reinforcing board 104, the first board 101 is positioned at the top end of the second board 102, the reinforcing board 104 is positioned at the bottom end of the third board 103, the overall strength of the circuit board body 1 is improved by arranging a plurality of layers of boards, the first board 101, the second board 102, the third board 103 and the reinforcing board 104 are fixedly bonded by insulating bonding materials, and a layer of circuit board coating adhesive 5 is coated on the circuit board body 1, so that the circuit board body 1 is moisture-proof and anti-pollution, the circuit board body 1 can be prevented from being damaged by pollutants, the electronic components on the circuit board can be ensured to work safely and stably, and the service life of the circuit board is prolonged.

In this embodiment, the two sides of the stiffener 104 are provided with sliding grooves 7 adapted to the sliding blocks 203, the sliding blocks 203 on the protective shell 2 are slidably connected with the two sides of the stiffener 104 through the sliding grooves 7, through the sliding connection, after the circuit board body 1 is installed, the protective shell 2 is taken down, so that the circuit board body 1 can normally and effectively dissipate heat, and the installation is convenient, the reinforcing rib plates 6 are arranged at the top and the bottom of the reinforcing plate block 104, the whole strength of the circuit board body 1 is further improved by arranging the reinforcing rib plates 6, the circuit board body 1 is made of one of polyimide or polyester film as a base material and has reliable strength and bending property, the thickness of the protective shell 2 is larger than that of the circuit board body 1, and by arranging the protective shell 2, play fine guard action to circuit board body 1, avoid the installation in-process, receive external force to influence and cause the damage to the board body.

It should be noted that, the utility model is a corrosion-resistant protective circuit board, in the process of installing the circuit board body 1, the circuit board body 1 is connected with the slide block 203 at the bottom end of the protective housing 2 through the slide groove 7 in a sliding manner, so that the circuit board body 1 is placed in the containing cavity 204, and is installed and positioned through the index hole 201, the operation is simple and convenient, the circuit board body 1 is composed of a plurality of layers of boards, and is made of one of polyimide or polyester films as a base material, and has reliable strength and bending property, the protective housing 2 is arranged to play a good role in protecting the circuit board body 1, so as to avoid the damage of the body caused by external force in the installation process, and the circuit board coating adhesive 5 is coated on the circuit board body 1, so that the corrosion-resistant protective circuit board has moisture resistance and pollution resistance, can prevent the pollutant from damaging the circuit board body 1, and ensure the safe and stable operation of the electronic components on the circuit board body, the service life of the device is prolonged.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a corrosion-resistant protection circuit board, includes circuit board body (1) and protective housing (2), its characterized in that: the circuit board comprises a circuit board body (1), wherein a plurality of electronic components (3) are assembled on the circuit board body (1), coating of the top of the circuit board body (1) is provided with coating glue (5), positioning holes (4) are formed in four corners of the top of the circuit board body (1), index holes (201) corresponding to the positioning holes (4) are formed in four corners of the top of a protective shell (2), pull grooves (202) are formed in the middle of the top of the protective shell (2), sliding blocks (203) are integrally formed in two sides of the bottom of the protective shell (2), and accommodating cavities (204) matched with the circuit board body (1) are formed between the sliding blocks (203).

2. A corrosion-resistant protective circuit board according to claim 1, wherein: the circuit board body (1) includes: a first panel (101), a second panel (102), a third panel (103) and a stiffener panel (104).

3. A corrosion-resistant protective circuit board according to claim 2, wherein: the second plate block (102) and the third plate block (103) are positioned between the first plate block (101) and the reinforcing plate block (104), the first plate block (101) is positioned at the top end of the second plate block (102), and the reinforcing plate block (104) is positioned at the bottom end of the third plate block (103).

4. A corrosion-resistant protective circuit board according to claim 2, wherein: the first plate (101), the second plate (102), the third plate (103) and the reinforcing plate (104) are fixedly bonded through insulating bonding materials.

5. A corrosion-resistant protective circuit board according to claim 2, wherein: the two sides of the reinforcing plate block (104) are provided with sliding grooves (7) matched with the sliding blocks (203), and the sliding blocks (203) on the protective shell (2) are in sliding connection with the two sides of the reinforcing plate block (104) through the sliding grooves (7).

6. A corrosion-resistant protective circuit board according to claim 2, wherein: and reinforcing rib plates (6) are arranged at the top and the bottom of the reinforcing plate block (104).

7. A corrosion-resistant protective circuit board according to claim 1, wherein: the circuit board body (1) is made of one of polyimide or polyester film as a base material, and the thickness of the protective shell (2) is larger than that of the circuit board body (1).