CN218587436U

CN218587436U - Anti-abrasion structure of printed circuit board

Info

Publication number: CN218587436U
Application number: CN202222082253.0U
Authority: CN
Inventors: 陈滔
Original assignee: Shenzhen Xinhongxing Multilayer Circuit Co ltd
Current assignee: Shenzhen Xinhongxing Multilayer Circuit Co ltd
Priority date: 2022-08-09
Filing date: 2022-08-09
Publication date: 2023-03-07
Anticipated expiration: 2032-08-09

Abstract

The utility model relates to the technical field of circuit board protection, in particular to an anti-abrasion structure of a printed circuit board, which comprises a circuit board body, a silica gel protective sleeve arranged at the edge of the circuit board body, a protective shell and an anti-abrasion structure; the protective shell comprises a bottom shell and a top cover, wherein clamping corners are arranged in the bottom shell, and four corners of the circuit board body are clamped in the clamping corners; the anti-abrasion structure comprises a bottom supporting column arranged in the bottom shell and a buffering supporting piece arranged on the top cover. The utility model discloses protective structure is simple, and the abrasionproof decreases effectually and does not influence the heat dissipation.

Description

Anti-abrasion structure of printed circuit board

Technical Field

The utility model belongs to the technical field of the circuit board protection technique and specifically relates to indicate a printed circuit board abrasionproof decreases structure.

Background

Printed circuit boards, also known as printed circuit boards, are providers of electrical connections for electronic components. The use of the printed circuit board at the present stage still has certain not enough, and the circuit board can not effectively be worn and decrease when using, easily causes the circuit board life to reduce, consequently needs an abrasionproof to damage printed circuit board and solves this problem.

Chinese patent CN215898089U discloses an abrasionproof decreases printed circuit board, including lag, circuit board main part, connecting plate, guard plate and buffer structure, the upper end of lag runs through and is provided with the resettlement groove, and the lower extreme setting of circuit board main part is in the inside of resettlement groove, buffer structure sets up the both sides in the resettlement groove, all run through around the circuit board main part and be provided with the second mounting hole, the guard plate sets up the top in the circuit board main part, the front and back end of guard plate, circuit board main part all is provided with the slot, the front and back face of upper end of guard plate, circuit board main part just runs through for the both sides of slot and is provided with first mounting hole, the connecting plate sets up for the front and back end of guard plate, circuit board main part, the lower extreme all is provided with the picture peg in the one side that connecting plate and guard plate, circuit board main part contacted, the inside of slot is inserted to the picture peg. Can be effectively used for preventing abrasion.

However, the above technical solutions still have the following drawbacks: 1) The mounting structures of the protection plate and the protection sleeve are complex; 2) The heat dissipation effect is not good.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a printed circuit board abrasionproof decreases structure, protective structure is simple, and the abrasionproof decreases effectually and does not influence the heat dissipation.

In order to solve the technical problem, the utility model adopts the following technical scheme:

an anti-abrasion structure of a printed circuit board comprises a circuit board body, a silica gel protective sleeve arranged at the edge of the circuit board body, a protective shell and an anti-abrasion structure; the protective shell comprises a bottom shell and a top cover, wherein clamping corners are arranged in the bottom shell, and four corners of the circuit board body are clamped in the clamping corners; the anti-abrasion structure comprises a bottom supporting column arranged in the bottom shell and a buffering supporting piece arranged on the top cover.

Further, the bottom shell and the top cover are both composed of grid plates.

Furthermore, the silica gel lag includes four right angle gum covers, the last spacing hole of having seted up of right angle gum cover, the four corners edge correspondence of circuit board body the jack has been seted up in spacing hole, the jack corresponds the supporting fixed pin that is equipped with, the one end of fixed pin is equipped with the anticreep cap, the fixed pin runs through simultaneously spacing hole and jack installation.

Furthermore, a wiring hole is formed in the top cover, and a silica gel cylinder is arranged in the wiring hole.

Further, the bottom support columns and the buffer support are silica gel columns.

The utility model has the advantages that:

in the in-service use sight, install the four corners at the circuit board body with the silica gel lag and fix, then go into the card angle of drain pan with the four corners card of circuit board body in, make circuit board body fixing clip dress on the drain pan, bottom sprag post supports unsettledly bottom of circuit board body this moment, make circuit board body not direct contact drain pan, form the ventilation space, convenient heat dissipation, then install the top cap on the drain pan, buffering support piece makes between circuit board body and the top cap formation space the same with the bottom sprag post this moment, it forms protecting sheathing to accomplish the installation at last, prevent that outside article direct contact circuit board body from causing the wearing and tearing of colliding with, and do not influence the heat dissipation.

The utility model discloses protective structure is simple, and the abrasionproof decreases effectually and does not influence the heat dissipation.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the circuit board body clamping structure of the present invention;

fig. 3 is a schematic structural view of the protective casing of the present invention;

fig. 4 is a schematic view of the cross-sectional structure of the right-angle rubber sleeve of the present invention.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.

As shown in fig. 1-4, the utility model provides an anti-wear structure for printed circuit board, which comprises a circuit board body 1, a silica gel protective cover 2 arranged at the edge of the circuit board body 1, a protective casing 3 and an anti-wear structure 4; the protective shell 3 comprises a bottom shell 31 and a top cover 32, wherein a clamping corner 33 is arranged in the bottom shell 31, and four corners of the circuit board body 1 are clamped in the clamping corner 33; the wear protection 4 comprises a bottom support column 41 arranged inside the bottom shell 31 and a buffer support 42 arranged on the top cover 32.

In this embodiment, install silica gel lag 2 in the four corners of circuit board body 1 and fix, then go into the card angle 33 of drain pan 31 with the four corners card of circuit board body 1, make circuit board body 1 fixed card on drain pan 31, bottom sprag post 41 supports unsettledly to circuit board body 1's bottom this moment, make circuit board body 1 not direct contact drain pan 31, form the ventilation space, conveniently dispel the heat, then install top cap 32 on drain pan 31, buffer support piece 42 makes the formation space between circuit board body 1 and the top cap 32 the same with bottom sprag post 41 this moment, it forms protecting sheathing 3 to accomplish the installation at last, prevent that outside article direct contact circuit board body 1 from causing the wearing and tearing of colliding with, and do not influence the heat dissipation. This protective structure is simple, and the abrasionproof decreases effectually and does not influence the heat dissipation.

As shown in fig. 1, the bottom case 31 and the top cover 32 are both made of mesh plates; in this embodiment, the grid plate has a certain supporting hardness, and the grid ventilates and dissipates heat, does not influence the heat dissipation of the circuit board.

As shown in fig. 4, the silica gel protective sleeve 2 includes four right-angle rubber sleeves 21, a limiting hole 22 is formed in each right-angle rubber sleeve 21, jacks 11 are formed in four corner edges of the circuit board body 1 corresponding to the limiting holes 22, a fixing pin 12 is correspondingly and cooperatively arranged in each jack 11, an anti-drop cap is arranged at one end of each fixing pin 12, and each fixing pin 12 simultaneously penetrates through the limiting hole 22 and the jack 11 for installation; in this embodiment, right angle gum cover 21 is common angle bead structure among the prior art, so its specific structure does not do this and give unnecessary details, the inboard four corners with circuit board body 1 of right angle gum cover 21 closely laminates, and assist spacing reinforcement through fixed pin 12, after the installation is accomplished, the outside of right angle gum cover 21 and the laminating of card angle 33 chucking of drain pan 31, because the silica gel material has certain pliability, consequently can not take place to rock after the extrusion chucking, consequently, circuit board body 1's four corners can not worn and torn, and circuit board body 1's other positions can normal operating need not extra protection, alleviate the burden.

As shown in fig. 1 and 3, a wiring hole is formed in the top cover 32, and a silicone tube 34 is arranged in the wiring hole; in this embodiment, the silicone tube 34 is used to reduce the wear of the wiring and protect the wiring.

As shown in fig. 3, the bottom support column 41 and the buffer support 42 are silica gel columns; in this embodiment, the silica gel column has certain elasticity, and its surface is soft, and also can not cause wearing and tearing and collide with the contact of circuit board body 1.

All technical features in the embodiment can be subjected to appearance modification according to actual needs.

The above-mentioned embodiment is the utility model discloses the implementation scheme of preferred, in addition, the utility model discloses can also realize by other modes, any obvious replacement is all within the protection scope of the utility model under the prerequisite that does not deviate from this technical scheme design.

Claims

1. The utility model provides a printed circuit board abrasionproof decreases structure which characterized in that: the circuit board comprises a circuit board body (1), a silica gel protective sleeve (2) arranged at the edge of the circuit board body (1), a protective shell (3) and an anti-abrasion structure (4);

the protective shell (3) comprises a bottom shell (31) and a top cover (32), wherein clamping corners (33) are arranged in the bottom shell (31), and four corners of the circuit board body (1) are clamped in the clamping corners (33); the wear protection (4) comprises a bottom support column (41) arranged in the bottom shell (31) and a buffer support (42) arranged on the top cover (32).

2. The wear-resistant structure for the printed circuit board according to claim 1, wherein: the bottom shell (31) and the top cover (32) are both composed of grid plates.

3. The wear structure of claim 1, wherein: silica gel lag (2) include four right angle gum covers (21), spacing hole (22) have been seted up on right angle gum cover (21), the four corners edge correspondence of circuit board body (1) jack (11) have been seted up in spacing hole (22), jack (11) correspond supporting fixed pin (12) of being equipped with, the one end of fixed pin (12) is equipped with the anticreep cap, fixed pin (12) run through simultaneously spacing hole (22) and jack (11) installation.

4. The wear-resistant structure for the printed circuit board according to claim 1, wherein: a wiring hole is formed in the top cover (32), and a silica gel barrel (34) is arranged in the wiring hole.

5. The wear structure of claim 1, wherein: the bottom support column (41) and the buffer support (42) are silica gel columns.