CN210609834U

CN210609834U - Anti-static circuit board

Info

Publication number: CN210609834U
Application number: CN201920576303.6U
Authority: CN
Inventors: 田绍安
Original assignee: Hubei Zhongpei Electronic Technology Co ltd
Current assignee: Hubei Zhongpei Electronic Technology Co ltd
Priority date: 2019-04-25
Filing date: 2019-04-25
Publication date: 2020-05-22
Anticipated expiration: 2029-04-25

Abstract

The utility model belongs to the technical field of the circuit board technique and specifically relates to an anti-static circuit board, include: the base plate, the base plate upper surface is stained with the aluminum alloy sheet layer, a plurality of mounting hole has been seted up between aluminum alloy sheet layer and the base plate, the base plate is stained with the metal circle, a plurality of second louvre has been seted up on the metal circle, the draw-in groove has been seted up to metal circle one end lower surface, the metal circle rotates and is connected with the PVC sheet layer, the first louvre of a plurality of has been seted up on the PVC sheet layer, the welding of PVC sheet layer top one end has the fixture block, the welding of PVC sheet layer top one side has the bracelet, the PVC sheet layer is stained with the aluminium foil layer, the aluminium foil layer is stained with electrically conductive foam layer, electrically conductive foam layer keeps away from another surface on the aluminium foil layer and is stained. The utility model discloses, can eliminate static.

Description

Anti-static circuit board

Technical Field

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

Background

Static electricity is an objective natural phenomenon, and is generated in various ways, such as contact, friction, induction between electrical appliances and the like. Static electricity is characterized by long-term accumulation, high voltage, low electricity, low current and short action time. The damage and damage caused by electrostatic discharge to electronic products are both sudden damage and potential damage, so the electrostatic discharge often causes unstable operation and even damage of electronic and electric products. If the existing circuit board encounters static electricity or receives electromagnetic interference, components on the circuit board are easily damaged, but the existing solution of static electricity prevention is complex in structure and high in cost, so that the cost of electronic products is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an anti-static circuit board.

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

designing an antistatic circuit board, including: the upper surface of the base plate is adhered with an aluminum alloy plate layer, a plurality of mounting holes are arranged between the aluminum alloy plate layer and the base plate, the other surface of the substrate, which is far away from the aluminum alloy plate layer, is adhered with a metal ring, a plurality of second heat dissipation holes are arranged on the metal ring, the lower surface of one end of the metal ring is provided with a clamping groove, the metal ring is rotationally connected with a PVC sheet layer, a plurality of first heat dissipation holes are arranged on the PVC sheet layer, a fixture block is welded at one end above the PVC sheet layer, a bracelet is welded on one side above the PVC sheet layer, the other surface of the PVC sheet layer, which is far away from the metal ring, is adhered with an aluminum foil layer, the other surface of the aluminum foil layer far away from the PVC board layer is adhered with a conductive foam layer, the other surface of the conductive foam layer far away from the aluminum foil layer is adhered with a plastic material layer, and a PC board layer is adhered to the other surface of the plastic material layer, which is far away from the conductive foam layer, and a plurality of third heat dissipation holes are formed in the PC board layer.

Preferably, two side surfaces among the substrate, the aluminum alloy plate layer, the metal ring, the PVC plate layer, the aluminum foil layer, the conductive foam layer, the plastic material layer and the PC plate layer are all sprayed with anti-static paint layers.

Preferably, the clamping groove is matched with the clamping block.

The utility model provides a pair of prevent static circuit board, beneficial effect lies in: the static electricity releasing is mainly a positive and negative charge neutralizing process, the metal has a static electricity releasing effect, the aluminum alloy plate layer can transfer away redundant charges on the substrate, a mounting hole between the substrate and the aluminum alloy plate layer can facilitate the soldering tin of an element, the metal ring and the aluminum alloy plate layer have the static electricity removing effect, the metal ring is provided with a second heat dissipation hole which has a heat dissipation effect, the temperature of the circuit board is reduced, static electricity is not easy to generate, the metal ring is adhered to the soldering tin for facilitating the element, the metal ring is rotatably connected with a PVC plate layer, the PVC plate layer also has the static electricity preventing effect, when the soldering tin is needed, a bracelet on the PVC plate layer can be pulled down, the clamping block is moved out from the clamping groove, the soldering tin is convenient to be rotated, the clamping block on the PVC plate layer is clamped into the clamping groove on the metal ring to fix the PVC plate layer, and the static electricity can be transferred from, first louvre has been seted up on the PVC sheet layer, the effect of first louvre and second louvre is the same, still be stained with the aluminium foil layer on the PVC sheet layer, conductive foam layer and plastic bed of material, the effect that all has the destatics, it is better to make the effect of destatics, the PC sheet layer has antistatic action, PC sheet layer and PVC sheet layer are the aluminium foil layer, conductive foam layer and plastic bed of material tightly bond together, increase the aluminium foil layer, the hardness strength on conductive foam layer and plastic bed of material, prevent the fracture, antistatic painting layer makes the antistatic effect of circuit board better.

Drawings

Fig. 1 is a schematic structural view of an anti-static circuit board according to the present invention;

fig. 2 is a schematic side view of the structure of fig. 1 according to the present invention;

fig. 3 is the structure diagram of the metal ring and the PVC plate layer provided by the present invention.

In the figure: the base plate 1, aluminum alloy plate layer 2, mounting hole 3, metal ring 4, draw-in groove 5, PVC plate layer 6, first louvre 7, fixture block 8, bracelet 9, aluminium foil layer 10, conductive foam layer 11, second louvre 12, prevent static painted layer 13, plastic bed of material 14, PC plate layer 15, third louvre 16.

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.

Referring to fig. 1 to 3, an anti-static circuit board includes: the substrate 1, the upper surface of the substrate 1 is adhered with an aluminum alloy plate layer 2, a plurality of mounting holes 3 are arranged between the aluminum alloy plate layer 2 and the substrate 1, the other surface of the substrate 1, which is far away from the aluminum alloy plate layer 2, is adhered with a metal ring 4, the metal ring 4 is provided with a plurality of second heat dissipation holes 12, the static electricity release is mainly the process of neutralizing positive and negative charges, the metal has the function of releasing static electricity, the aluminum alloy plate layer 2 is adhered above the substrate 1, the aluminum alloy plate layer 2 can transfer redundant charges on the substrate 1, the mounting holes 3 between the substrate 1 and the aluminum alloy plate layer 2 can facilitate the tin soldering of elements, the other surface of the aluminum alloy plate layer 2, which is far away from the aluminum alloy plate layer 2, is adhered with the metal ring 4, the metal ring 4 and the aluminum alloy plate layer 2 have the same static electricity removing function, the second heat dissipation holes, static electricity is not easy to generate.

The lower surface of one end of the metal ring 4 is provided with a clamping groove 5, the metal ring 4 is rotationally connected with a PVC sheet layer 6, the PVC sheet layer 6 is provided with a plurality of first heat dissipation holes 7, one end of the upper part of the PVC sheet layer 6 is welded with a clamping block 8, the clamping groove 5 is matched with the clamping block 8, one side of the upper part of the PVC sheet layer 6 is welded with a hand ring 9, the metal ring 4 is adhered to the hand ring for facilitating the soldering of, the metal ring 4 is rotatably connected with the PVC plate layer 6, when soldering tin is needed, the hand ring 9 on the PVC plate layer 6 can be pulled down to move the clamping block 8 out of the clamping groove 5, so that the soldering tin is conveniently carried out, after soldering tin, the PVC sheet layer 6 can be rotated, so that the fixture block 8 on the PVC sheet layer 6 is clamped into the fixture groove 5 on the metal ring 4 to fix the PVC sheet layer 6, static electricity can be moved out and transferred from the metal ring 4 to the PVC sheet layer 6, the PVC sheet layer 6 is provided with a first heat dissipation hole 7, and the first heat dissipation hole 7 and the second heat dissipation hole 12 have the same functions.

The other surface of the PVC sheet layer 6, which is far away from the metal ring 4, is adhered with an aluminum foil layer 10, the other surface of the aluminum foil layer 10, which is far away from the PVC sheet layer 6, is adhered with a conductive foam layer 11, the other surface of the conductive foam layer 11, which is far away from the aluminum foil layer 10, is adhered with a plastic material layer 14, the other surface of the plastic material layer 14, which is far away from the conductive foam layer 11, is adhered with a PC sheet layer 15, the PC sheet layer 15 is provided with a plurality of third heat dissipation holes 16, the substrate 1, the aluminum alloy sheet layer 2, the metal ring 4, the PVC sheet layer 6, the aluminum foil layer 10, the conductive foam layer 11, the plastic material layer 14, two side surfaces between the PC sheet layers 15 are all sprayed with antistatic paint layers 13, the PVC sheet layer 6 is also adhered with the aluminum foil layer 10, the conductive foam layer 11 and the plastic material layer 14, which all have the function of eliminating static electricity, the PC sheet layer, the PC board layer 15 and the PVC board layer 6 tightly bond the aluminum foil layer 10, the conductive foam layer 11 and the plastic material layer 14 together, so that the hardness strength of the aluminum foil layer 10, the conductive foam layer 11 and the plastic material layer 14 is increased, the fracture is prevented, and the anti-static paint layer 13 enables the anti-static effect of the circuit board to be better.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An antistatic circuit board comprising: the base plate (1) is characterized in that an aluminum alloy plate layer (2) is adhered to the upper surface of the base plate (1), a plurality of mounting holes (3) are formed between the aluminum alloy plate layer (2) and the base plate (1), a metal ring (4) is adhered to the other surface of the base plate (1) far away from the aluminum alloy plate layer (2), a plurality of second heat dissipation holes (12) are formed in the metal ring (4), a clamping groove (5) is formed in the lower surface of one end of the metal ring (4), the metal ring (4) is rotatably connected with a PVC plate layer (6), a plurality of first heat dissipation holes (7) are formed in the PVC plate layer (6), a clamping block (8) is welded at one end above the PVC plate layer (6), a hand ring (9) is welded at one side above the PVC plate layer (6), and an aluminum foil layer (10) is adhered to the other surface of the PVC, another surface that PVC sheet layer (6) were kept away from in aluminium foil layer (10) is stained with electrically conductive foam layer (11), another surface that aluminium foil layer (10) were kept away from in electrically conductive foam layer (11) is stained with plastic material layer (14), another surface that electrically conductive foam layer (11) were kept away from in plastic material layer (14) is stained with PC sheet layer (15), a plurality of third louvre (16) have been seted up on PC sheet layer (15).

2. The anti-static circuit board according to claim 1, wherein the two sides between the substrate (1), the aluminum alloy plate layer (2), the metal ring (4), the PVC plate layer (6), the aluminum foil layer (10), the conductive foam layer (11), the plastic material layer (14) and the PC plate layer (15) are sprayed with the anti-static paint layer (13).

3. The anti-static circuit board according to claim 1, wherein the card slot (5) and the card block (8) are matched.