CN213907018U

CN213907018U - Anti-static circuit board

Info

Publication number: CN213907018U
Application number: CN202022671766.6U
Authority: CN
Inventors: 寇昌; 贺明妍
Original assignee: Shenyang Almice Technology Co ltd
Current assignee: Shenyang Almice Technology Co ltd
Priority date: 2020-11-18
Filing date: 2020-11-18
Publication date: 2021-08-06
Anticipated expiration: 2030-11-18

Abstract

The utility model discloses a prevent static circuit board, which comprises a circuit board body, the equal fixedly connected with conducting strip in both sides at circuit board body top, the top fixedly connected with of conducting strip leads electrical pillar, the circuit board body includes aluminium base plate layer, there is the copper foil heat-conducting layer bottom on aluminium base plate layer through adhesive bonding, there is the graphite flake heat dissipation layer bottom on copper foil heat-conducting layer through adhesive bonding, there is the inoxidizing coating bottom on graphite flake heat dissipation layer through adhesive bonding. The utility model discloses an aluminium base plate layer, copper foil heat-conducting layer, graphite flake heat dissipation layer, inoxidizing coating, waterproof layer, mica tape layer, fire retardant coating, antistatic layer, conducting strip and the cooperation of leading electrical pillar are used, can make the circuit board body possess good antistatic properties, but also can make the circuit board body possess good heat dissipation, waterproof and fire behavior, can not make the electronic component on circuit board body surface by electrostatic damage, have prolonged electronic product's life.

Description

Anti-static circuit board

Technical Field

The utility model relates to a circuit board technical field specifically is an anti-static circuit board.

Background

The circuit board is named as a ceramic circuit board, an alumina ceramic circuit board, an aluminum nitride ceramic circuit board, a PCB, an aluminum substrate, a high-frequency board, a thick copper plate, an impedance board, a PCB, an ultrathin circuit board, a printed circuit board and the like. The circuit board enables the circuit to be miniaturized and visualized, plays an important role in batch production of fixed circuits and optimization of electrical appliance layout, but the existing circuit board generally does not have an anti-static function, a large amount of static electricity is collected on the surface of the circuit board after long-time use, and if the static electricity is not led out, the electronic product on the surface of the circuit board can be damaged, so that the service life of the electronic product is shortened.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent static circuit board possesses the advantage of preventing static, has solved current circuit board and generally does not possess the function of preventing static, after long-time use, the surface of circuit board gathers a large amount of static, if do not derive static to can cause the damage to the product of the electron on circuit board surface, thereby reduced electronic product life's problem.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-static circuit board comprises a circuit board body, wherein both sides of the top of the circuit board body are fixedly connected with conducting strips, and the tops of the conducting strips are fixedly connected with conducting columns;

the circuit board body comprises an aluminum substrate layer, the bottom of the aluminum substrate layer is bonded with a copper foil heat conduction layer through an adhesive, the bottom of the copper foil heat conduction layer is bonded with a graphite sheet heat dissipation layer through an adhesive, the bottom of the graphite sheet heat dissipation layer is bonded with a protection layer through an adhesive, heat dissipation silicone grease is coated on the bottom of the protection layer, and the top of the aluminum substrate layer is bonded with an antistatic layer through an adhesive;

the protective layer comprises a waterproof layer, a mica tape layer is bonded at the bottom of the waterproof layer through an adhesive, and fireproof paint is coated at the bottom of the mica tape layer.

Preferably, the conductive wire is fixedly connected to the surface of the conductive column, and the conductive wire penetrates through the electronic device.

Preferably, the antistatic layer adopts antistatic organic glass board, and antistatic organic glass board can the ultraviolet resistance.

Preferably, the waterproof layer is made of polytetrafluoroethylene, and the thickness of the waterproof layer is mm.

Preferably, the fireproof coating is made of cable fireproof coating and is coated on the surface of the mica tape layer.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses an aluminium base plate layer, copper foil heat-conducting layer, graphite flake heat dissipation layer, inoxidizing coating, waterproof layer, mica tape layer, fire retardant coating, antistatic layer, conducting strip and the cooperation of leading electrical pillar are used, can make the circuit board body possess good antistatic properties, but also can make the circuit board body possess good heat dissipation, waterproof and fire behavior, can not make the electronic component on circuit board body surface by electrostatic damage, have prolonged electronic product's life.

2. The utility model discloses a set up copper foil heat-conducting layer and graphite flake heat dissipation layer, can carry out quick heat dissipation to the heat that circuit board body during operation produced, improved the heat dispersion of circuit board body, through the inoxidizing coating, can provide good fire behavior and waterproof performance for the circuit board body, for the circuit board body provides good protection work, through antistatic layer, can carry out antistatic protection to the top of circuit board body, improved the antistatic performance of circuit board body.

Drawings

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

FIG. 2 is a schematic view of the internal connection structure of the circuit board of the present invention;

fig. 3 is a schematic view of the internal connection structure of the protective layer of the present invention.

In the figure: 1. a circuit board body; 101. an aluminum substrate layer; 102. a copper foil heat conduction layer; 103. a graphite sheet heat dissipation layer; 104. a protective layer; 1041. a waterproof layer; 1042. a mica tape layer; 1043. a fire retardant coating; 105. an antistatic layer; 2. a conductive sheet; 3. and a conductive post.

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.

The components of the present invention are all standard components or components known to those skilled in the art, and the structure and principle thereof can be known by the technical manual or by the conventional experimental method.

Referring to fig. 1-3, an anti-static circuit board includes a circuit board body 1, wherein two sides of the top of the circuit board body 1 are fixedly connected with conductive plates 2, the top of the conductive plates 2 is fixedly connected with conductive columns 3, the surfaces of the conductive columns 3 are fixedly connected with conductive wires, and the conductive wires penetrate through the electronic device;

the circuit board body 1 comprises an aluminum substrate layer 101, a copper foil heat conduction layer 102 is bonded to the bottom of the aluminum substrate layer 101 through an adhesive, a graphite sheet heat dissipation layer 103 is bonded to the bottom of the copper foil heat conduction layer 102 through an adhesive, the copper foil heat conduction layer 102 and the graphite sheet heat dissipation layer 103 are arranged, heat generated during operation of the circuit board body 1 can be quickly dissipated, the heat dissipation performance of the circuit board body 1 is improved, a protective layer 104 is bonded to the bottom of the graphite sheet heat dissipation layer 103 through an adhesive, heat dissipation silicone grease is coated on the bottom of the protective layer 104, an antistatic layer 105 is bonded to the top of the aluminum substrate layer 101 through an adhesive, the antistatic layer 105 is an antistatic organic glass plate, the antistatic organic glass plate can resist ultraviolet rays, the antistatic protection can be performed on the top of the circuit board body 1 through the antistatic layer 105, and the antistatic performance of the circuit board body 1 is improved;

the protective layer 104 comprises a waterproof layer 1041, the bottom of the waterproof layer 1041 is bonded with a mica tape layer 1042 through an adhesive, the bottom of the mica tape layer 1042 is coated with a fireproof paint 1043, the waterproof layer 1041 is made of polytetrafluoroethylene, the thickness of the waterproof layer 1041 is 2mm, the fireproof paint 1043 is made of a cable fireproof paint and is coated on the surface of the mica tape layer 1042, through the protective layer 104, good fireproof performance and waterproof performance can be provided for the circuit board body 1, good protection work is provided for the circuit board body 1, through an aluminum substrate layer 101, a copper foil heat conduction layer 102, a graphite sheet heat dissipation layer 103, the protective layer 104, the waterproof layer 1041, the mica tape layer 1042, the fireproof paint 1043, an antistatic layer 105, a conductive sheet 2 and a conductive column 3, the circuit board body 1 can have good antistatic performance, and the circuit board body 1 can have good heat dissipation, waterproof and fireproof performances, the electronic elements on the surface of the circuit board body 1 are not damaged by static electricity, and the service life of the electronic product is prolonged.

During the use, through copper foil heat-conducting layer 102 and graphite flake heat dissipation layer 103, can carry out quick heat dissipation to the heat that circuit board body 1 during operation produced, improve circuit board body 1's heat dispersion, through inoxidizing coating 104, can provide good fire behavior and waterproof performance for circuit board body 1, for circuit board body 1 provides good protection work, through antistatic layer 105, can prevent electrostatic protection to circuit board body 1's top, improved circuit board body 1's antistatic behavior.

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

1. The utility model provides an antistatic circuit board, includes circuit board body (1), its characterized in that: both sides of the top of the circuit board body (1) are fixedly connected with conducting strips (2), and the top of each conducting strip (2) is fixedly connected with a conducting post (3);

the circuit board body (1) comprises an aluminum substrate layer (101), the bottom of the aluminum substrate layer (101) is bonded with a copper foil heat conduction layer (102) through an adhesive, the bottom of the copper foil heat conduction layer (102) is bonded with a graphite sheet heat dissipation layer (103) through an adhesive, the bottom of the graphite sheet heat dissipation layer (103) is bonded with a protective layer (104) through an adhesive, the bottom of the protective layer (104) is coated with heat dissipation silicone grease, and the top of the aluminum substrate layer (101) is bonded with an antistatic layer (105) through an adhesive;

the protective layer (104) comprises a waterproof layer (1041), a mica tape layer (1042) is bonded to the bottom of the waterproof layer (1041) through an adhesive, and a fireproof coating (1043) is coated on the bottom of the mica tape layer (1042).

2. The antistatic circuit board of claim 1, wherein: and the surface of the conductive column (3) is fixedly externally connected with a conductive wire, and the conductive wire penetrates through the electronic equipment.

3. The antistatic circuit board of claim 1, wherein: antistatic layer (105) adopt antistatic organic glass board, and antistatic organic glass board can the ultraviolet resistance.

4. The antistatic circuit board of claim 1, wherein: the waterproof layer (1041) is made of polytetrafluoroethylene, and the thickness of the waterproof layer (1041) is 2 mm.

5. The antistatic circuit board of claim 1, wherein: the fireproof coating (1043) is made of cable fireproof coating and is coated on the surface of the mica tape layer (1042).