CN214070512U

CN214070512U - Novel circuit board structure with electrostatic shielding function

Info

Publication number: CN214070512U
Application number: CN202023292366.0U
Authority: CN
Inventors: 周创坤
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-08-27
Anticipated expiration: 2030-12-30

Abstract

The utility model discloses a novel circuit board structure with electrostatic shielding function, which comprises a circuit board body, wherein the top surface of the circuit board body is provided with an electrostatic shielding cover, a fixed block is welded on the surface of one side of the electrostatic shielding cover, and a connecting column is inserted and connected in the fixed block; the utility model discloses in, run through the side piece of fixed block and fixed block both sides in proper order through the spliced pole, then cup joint through the both ends of rubber sleeve with the spliced pole, make metal wire mesh type electrostatic shield cover rotate with circuit board body and be connected, and through the location strip of pulling in the cover shell, make the one end of location strip extend to the top surface of fixed ear, make the rubber gasket and the fixed ear crimping of location strip one side surface bonding, realize the fixed of electrostatic shield cover, be favorable to the electrostatic shielding of circuit board body, and through the pulling location strip, break away from fixed ear when making the location strip retract the cover shell, make the fixed ear of electrostatic shield cover break away from the crimping state, make things convenient for the maintenance of circuit board body.

Description

Novel circuit board structure with electrostatic shielding function

Technical Field

The utility model relates to a circuit board technical field especially relates to a novel circuit board structure that possesses electrostatic shielding function.

Background

The circuit board is named as a ceramic circuit board, an alumina ceramic circuit board, an aluminum nitride ceramic circuit board, a PCB board, an aluminum substrate, a high-frequency board, a thick copper board, an impedance board, a PCB, an ultra-thin circuit board, a printed (copper etching technology) circuit board and the like. The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout.

There is electrostatic interference's problem in the use in current circuit board to influence the normal use of circuit board, simultaneously, the current electrostatic shield device who is used for the circuit board often is fixed, the maintenance of inconvenient later stage circuit board.

Therefore, a novel circuit board structure with electrostatic shielding function is provided, which has the advantages of electrostatic shielding and convenient maintenance, and further solves the problems in the background art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the novel circuit board structure who possesses electrostatic shielding function that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a novel circuit board structure that possesses electrostatic shielding function, includes the circuit board body, the top surface of circuit board body is provided with electrostatic shielding cover, and the surperficial welding of electrostatic shielding cover one side has the fixed block, the interlude is connected with the spliced pole in the fixed block, and the both ends of spliced pole have all cup jointed the rubber sleeve, the edge on circuit board body surface corresponds the fixed two side pieces that are provided with of fixed block, the both ends of spliced pole alternate with two side pieces respectively and are connected, the opposite side skin weld of electrostatic shielding cover has fixed ear, and the surface bonding that is located the circuit board body on one side of the fixed ear has the cover shell, nested connection has the location strip in the cover shell, and the top surface butt of rubber gasket and fixed ear is passed through on the surface of location strip one end.

As a further description of the above technical solution: the side blocks and the fixed blocks are arranged in two groups, the number ratio of the two groups of side blocks to the fixed blocks is 2:1, and the side blocks and the fixed blocks are provided with through holes corresponding to the connecting columns.

As a further description of the above technical solution: the fixed ear is provided with two, the edge on circuit board body surface corresponds two fixed ears and bonds and has two casings.

As a further description of the above technical solution: the inner surface welding of electrostatic shield cover has two position sleeve that the cross-section is rectangular frame column structure, and is provided with the moisture absorption piece between two position sleeve, the both ends of moisture absorption piece extend to two position sleeve inboards respectively.

As a further description of the above technical solution: the electrostatic shielding cover is made of a metal wire mesh material, and a rubber frame strip is bonded to the end face of the electrostatic shielding cover.

As a further description of the above technical solution: the moisture absorption sheet is made of moisture absorption glass wool.

The utility model discloses following beneficial effect has:

in the utility model, the connecting column sequentially penetrates through the fixed block and the side blocks on two sides of the fixed block, and then the two ends of the connecting column are sleeved by the rubber sleeve, so that the metal wire mesh type electrostatic shielding cover is rotationally connected with the circuit board body, and one end of the positioning strip is enabled to extend to the top surface of the fixed lug by pulling the positioning strip in the sleeve shell, so that the rubber gasket bonded on the surface of one side of the positioning strip is in pressure connection with the fixed lug, the fixation of the electrostatic shielding cover is realized, the electrostatic shielding of the circuit board body is facilitated, and the positioning strip is enabled to be retracted into the sleeve shell and simultaneously separated from the fixed lug by pulling the positioning strip, so that the fixed lug of the electrostatic shielding cover is separated from the pressure connection state, and the maintenance of the circuit board body is facilitated;

the utility model discloses in, cup joint with two position sleeves of electrostatic shielding cover internal surface respectively through the both ends with the piece that absorbs moisture for the piece that absorbs moisture can absorb the moisture in the environment that the circuit board body is located, increases the dampproofing effect of circuit board body, thereby reduces the influence of humid environment to the circuit board body.

Drawings

Fig. 1 is a schematic structural diagram of a novel circuit board structure with electrostatic shielding function according to the present invention;

fig. 2 is a schematic structural view of an electrostatic shielding case of a novel circuit board structure with an electrostatic shielding function according to the present invention;

fig. 3 is the structure diagram of the casing of the novel circuit board structure with electrostatic shielding function.

Illustration of the drawings:

1. a circuit board body; 2. an electrostatic shield; 3. fixing the ear; 4. a positioning bar; 5. a housing; 6. a side block; 7. a fixed block; 8. connecting columns; 9. a rubber sleeve; 10. a positioning sleeve; 11. a rubber frame strip; 12. moisture absorption sheets; 13. a rubber gasket.

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 "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, 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.

According to the utility model discloses an embodiment provides a novel circuit board structure that possesses electrostatic shielding function.

Referring now to the drawings and the detailed description, as shown in fig. 1-3, according to the embodiment of the present invention, a novel circuit board structure with electrostatic shielding function comprises a circuit board body 1, an electrostatic shielding cover 2 is disposed on the top surface of the circuit board body 1, a fixing block 7 is welded on one side surface of the electrostatic shielding cover 2, a connecting post 8 is inserted into the fixing block 7, rubber sleeves 9 are sleeved on both ends of the connecting post 8, two side blocks 6 are fixedly disposed at the edge of the surface of the circuit board body 1 corresponding to the fixing block 7, both ends of the connecting post 8 are respectively inserted into and connected with the two side blocks 6, a fixing lug 3 is welded on the other side surface of the electrostatic shielding cover 2, a sleeve housing 5 is bonded on the surface of the circuit board body 1 on one side of the fixing lug 3, a positioning bar 4 is nested in the sleeve housing 5, and the surface of one end of the positioning bar 4 is abutted to the top surface of the fixing lug 3 through a rubber gasket 13, the connecting column 8 sequentially penetrates through the fixed block 7 and the side blocks 6 on two sides of the fixed block 7, and then the two ends of the connecting column 8 are sleeved through the rubber sleeve 9, so that the metal wire mesh type electrostatic shielding cover 2 is rotatably connected with the circuit board body 1, one end of the positioning strip 4 is enabled to extend to the top surface of the fixing lug 3 by pulling the positioning strip 4 in the sleeve shell 5, the rubber gasket 13 bonded on the surface of one side of the positioning strip 4 is enabled to be in pressure connection with the fixing lug 3, the electrostatic shielding cover 2 is fixed, the electrostatic shielding of the circuit board body 1 is facilitated, the positioning strip 4 is enabled to be pulled to retract into the sleeve shell 5 and simultaneously be separated from the fixing lug 3, the fixing lug 3 of the electrostatic shielding cover 2 is enabled to be separated from a pressure connection state, and the maintenance of the circuit board body 1 is facilitated;

in one embodiment, two sets of the side blocks 6 and the fixed blocks 7 are arranged, the number ratio of the two sets of the side blocks 6 to the fixed blocks 7 is 2:1, the side blocks 6 and the fixed blocks 7 are provided with through holes corresponding to the connecting columns 8, two of the fixed blocks 7 are provided with two side blocks 6 corresponding to each other, and the connecting columns 8 and the through holes are matched, so that the rotation of the electrostatic shielding case 2 is facilitated, and the maintenance of the circuit board body 1 is facilitated.

In one embodiment, the two fixing lugs 3 are arranged, two sleeves 5 are bonded to the edge of the surface of the circuit board body 1 corresponding to the two fixing lugs 3, and the two fixing lugs 3 and the two matched sleeves 5 are favorable for fixing the electrostatic shielding case 2.

In one embodiment, the inner surface of the electrostatic shielding case 2 is welded with two positioning sleeves 10 with rectangular frame-shaped cross sections, and a moisture absorption sheet 12 is arranged between the two positioning sleeves 10, two ends of the moisture absorption sheet 12 extend to the inner sides of the two positioning sleeves 10 respectively, and the two ends of the moisture absorption sheet 12 are sleeved with the two positioning sleeves 10 on the inner surface of the electrostatic shielding case 2 respectively, so that the moisture absorption sheet 12 can absorb moisture in the environment where the circuit board body 1 is located, the moisture-proof effect of the circuit board body 1 is increased, and the influence of the wet environment on the circuit board body 1 is reduced.

In one embodiment, the electrostatic shielding case 2 is made of a metal wire mesh material, a rubber frame strip 11 is bonded to an end surface of the electrostatic shielding case 2, and the water blocking effect of the circuit board body 1 can be increased to a certain extent by abutting the rubber frame strip 11 against the surface of the circuit board body 1.

In one embodiment, the moisture absorption sheet 12 is made of moisture absorption glass wool, and moisture in the area where the circuit board body 1 is located can be absorbed through the moisture absorption sheet 12 made of moisture absorption glass wool, so that the moisture absorption effect of the circuit board body 1 is increased to a certain extent.

The working principle is as follows:

when the device is used, the connecting column 8 sequentially penetrates through the fixed block 7 and the side blocks 6 on two sides of the fixed block 7, then the two ends of the connecting column 8 are sleeved through the rubber sleeve 9, so that the metal wire mesh type electrostatic shielding cover 2 is rotatably connected with the circuit board body 1, one end of the positioning strip 4 is enabled to extend to the top surface of the fixing lug 3 through the positioning strip 4 in the traction casing 5, the rubber gasket 13 adhered to the surface of one side of the positioning strip 4 is enabled to be in pressure connection with the fixing lug 3, the fixing of the electrostatic shielding cover 2 is realized, the electrostatic shielding of the circuit board body 1 is facilitated, the positioning strip 4 is enabled to be pulled to be retracted into the casing 5 and simultaneously separated from the fixing lug 3, the fixing lug 3 of the electrostatic shielding cover 2 is enabled to be separated from the pressure connection state through pulling the positioning strip 4, the maintenance of the circuit board body 1 is facilitated, the two ends of the moisture absorption sheet 12 are respectively sleeved with the two positioning sleeves 10 on the inner surface of the electrostatic shielding cover 2, the moisture absorption sheet 12 can absorb moisture in the environment where the circuit board body 1 is located, the moisture-proof effect of the circuit board body 1 is increased, and therefore the influence of the moisture environment on the circuit board body 1 is reduced.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a novel circuit board structure that possesses electrostatic shielding function, includes circuit board body (1), its characterized in that: the top surface of the circuit board body (1) is provided with an electrostatic shielding cover (2), a fixed block (7) is welded on the surface of one side of the electrostatic shielding cover (2), a connecting column (8) is inserted and connected in the fixed block (7), and both ends of the connecting column (8) are sleeved with rubber sleeves (9), two side blocks (6) are fixedly arranged at the edge of the surface of the circuit board body (1) corresponding to the fixing block (7), two ends of the connecting column (8) are respectively inserted and connected with the two side blocks (6), the other side surface of the electrostatic shielding cover (2) is welded with a fixed lug (3), a sleeve case (5) is adhered on the surface of the circuit board body (1) at one side of the fixing lug (3), a positioning strip (4) is nested and connected in the sleeve case (5), and the surface of one end of the positioning strip (4) is abutted against the top surface of the fixing lug (3) through a rubber gasket (13).

2. The novel circuit board structure with electrostatic shielding function according to claim 1, wherein: the side blocks (6) and the fixed blocks (7) are arranged in two groups, the number ratio of the two groups of side blocks (6) to the fixed blocks (7) is 2:1, and the side blocks (6) and the fixed blocks (7) are provided with through holes corresponding to the connecting columns (8).

3. The novel circuit board structure with electrostatic shielding function according to claim 1, wherein: fixed ear (3) are provided with two, the edge on circuit board body (1) surface corresponds two fixed ears (3) and bonds and has two cover shells (5).

4. The novel circuit board structure with electrostatic shielding function according to claim 1, wherein: the inner surface welding of electrostatic shield cover (2) has two position sleeve (10) that the cross-section is rectangular frame column structure, and is provided with between two position sleeve (10) and absorbs moisture piece (12), the both ends of absorbing moisture piece (12) extend to two position sleeve (10) inboards respectively.

5. The novel circuit board structure with electrostatic shielding function according to claim 1, wherein: the electrostatic shielding cover (2) is made of a metal wire mesh material, and a rubber frame strip (11) is bonded to the end face of the electrostatic shielding cover (2).

6. The novel circuit board structure with electrostatic shielding function according to claim 4, wherein: the moisture absorption sheet (12) is made of moisture absorption glass wool.