CN218735197U - Anti-static circuit board - Google Patents

Abstract

The utility model relates to a circuit board technical field, concretely relates to prevent static circuit board, including the circuit board body, still including setting up in the casing on circuit board body upper portion, two first connecting blocks are installed to the equal symmetry of both sides face of casing, the top surface of circuit board body is equipped with the second connecting block with the position that first connecting block corresponds, the position that the side of casing is close to first connecting block is equipped with electric capacity, the utility model discloses a set up the casing, avoid electronic component on the circuit board body at the in-process that uses, take place the problem that the friction produced static with wire etc. simultaneously, can avoid producing on the circuit board body that static dust adheres to on the circuit board body, influence the problem of circuit board body normal use, simultaneously, when non-friction reason produces static on the circuit board body, the conductor wire can be with the static direction electric capacity on the circuit board body, avoid static to adhere to the circuit board body for a long time, influence the problem of circuit board body normal use.

Description

Anti-static circuit board

Technical Field

The utility model relates to a circuit board technical field, concretely relates to prevent static circuit board.

Background

The circuit board has the name: ceramic circuit boards, alumina ceramic circuit boards, aluminum nitride ceramic circuit boards, PCB boards, aluminum substrates, high-frequency boards, thick copper plates, impedance boards, PCBs, ultra-thin circuit boards, printed (copper etching technology) circuit boards, 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. The circuit board can be called as a printed circuit board or a printed circuit board, the birth and development of an FPC (flexible printed circuit) board and a rigid-flex board urge the birth of a new product of the rigid-flex board;

at present, a circuit board is generally exposed inside equipment, and in the process of actual use, such as inside equipment such as a chassis, not only a circuit board, but also wires and the like are installed, when the equipment shakes due to external factors, the wires and the like are easy to rub against the circuit board, the circuit board is easy to accumulate static electricity in the equipment, meanwhile, sensitive elements can be connected to the tops of some circuit boards, and then the stability of the sensitive elements can be influenced.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned shortcoming that prior art exists, the utility model provides a prevent static circuit board can effectively solve the problem that prior art circuit board produced static easily.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

the utility model provides an anti-static circuit board, including the circuit board body, still include the casing that sets up in circuit board body upper portion, two first connecting blocks are all installed to the both sides face of casing symmetry, the top surface of circuit board body is equipped with the second connecting block with the position that first connecting block corresponds, the position that the side of casing is close to first connecting block is equipped with electric capacity, the input of electric capacity is connected with the conductor wire, the conductor wire is connected with the circuit board body, the position that the inside of casing is close to electric capacity is equipped with the auxiliary member;

the auxiliary part comprises an air inlet groove which penetrates through the side face of the shell, a fan is installed on the top face of the air inlet groove, a metal block is arranged on one side, close to the fan, of the top face of the air inlet groove, the metal block is electrically connected with the output end of the capacitor, and an air outlet is formed in the side face, far away from the air inlet groove, of the shell through the air inlet groove.

Furthermore, the bottom surface of the air inlet groove is provided with an ash storage groove close to the lower end of the metal block, and inclined plates are symmetrically arranged on two side surfaces of the ash storage groove.

Furthermore, the side surface of the ash storage groove is provided with an ash outlet.

Furthermore, the bottom surface of the circuit board body is connected with an insulating layer.

Furthermore, one end of the exhaust port is connected with a one-way diaphragm.

Furthermore, the bottom surface of the first connecting block is connected with a second magnet, and the inner bottom surface of the second connecting block is connected with a first magnet.

The utility model provides a technical scheme compares with known public technique, has following beneficial effect:

the utility model discloses a set up the casing, avoid the in-process that electronic component on the circuit board body is using, take place the problem that the friction produced static with wire etc, and simultaneously, can avoid producing static dust on the circuit board body and adhere to on the circuit board body, influence the problem of circuit board body normal use, and simultaneously, when non-friction reason produces static on the circuit board body, the conductor wire can be with the static guide electric capacity on the circuit board body, avoid static to adhere to the circuit board body for a long time, influence the problem of circuit board body normal use, and simultaneously, through setting up the fan, avoid carrying out the in-process of preventing static protection when the casing to the circuit board body, the inside heat of circuit board body can not in time effluvium and lead to the problem that the circuit board body takes place the damage, through the metal block, when the fan during operation, the output of electric capacity is to the circular telegram of metal block, after the circular telegram of metal block, produce magnetic field and produce appeal to the dust, thereby when gaseous when flowing in the air inlet duct inside, the metal block can adsorb the processing to the dust in the gas, avoid the dust to get into the circuit board body, adhere to the problem of influencing the normal use of circuit board body, adhere to on the circuit board body, it is on the circuit board body, influence on the problem of circuit board body on the normal use.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

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

FIG. 2 is a schematic view of a partial structure of the present invention;

FIG. 3 is a schematic view of the cross-sectional structure of the air inlet slot of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

The reference numerals in the drawings denote: 1. a circuit board body; 2. a housing; 3. a first connection block; 4. a second connecting block; 5. an air inlet groove; 6. a conductive wire; 7. a capacitor; 8. a fan; 9. a metal block; 10. an exhaust port; 11. a unidirectional membrane; 12. an insulating layer; 13. a first magnet; 14. a second magnet; 15. an ash storage tank; 16. a sloping plate; 17. an ash outlet.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The present invention will be further described with reference to the following examples.

Referring to fig. 1 to 4, embodiments: an anti-static circuit board comprises a circuit board body 1 and a shell 2 arranged on the upper portion of the circuit board body 1, wherein two first connecting blocks 3 are symmetrically arranged on two side faces of the shell 2, a second connecting block 4 is arranged at a position, corresponding to the first connecting blocks 3, on the top face of the circuit board body 1, a capacitor 7 is arranged at a position, close to the first connecting blocks 3, on the side face of the shell 2, an input end of the capacitor 7 is connected with a conducting wire 6, the conducting wire 6 is connected with the circuit board body 1, and an auxiliary part is arranged at a position, close to the capacitor 7, in the shell 2;

wherein, the auxiliary member is including running through air inlet duct 5 of seting up in 2 sides of casing, and fan 8 is installed to the top surface of air inlet duct 5, and one side that the top surface of air inlet duct 5 is close to fan 8 is equipped with metal block 9, and metal block 9 and electric capacity 7's output electric connection, casing 2 are kept away from the side of air inlet duct 5 and are run through and seted up gas vent 10.

When the circuit board body 1 is installed by an operator, the first connecting block 3 is aligned with the second connecting block 4, the first connecting block 3 is placed inside the second connecting block 4, the connection between the circuit board body 1 and the shell 2 is completed, the shell 2 is made of an insulating material, after the shell 2 is connected with the circuit board body 1, the shell 2 can avoid the problem that the electronic elements on the circuit board body 1 rub with wires and the like to generate static electricity in the using process, meanwhile, the problem that the normal use of the circuit board body 1 is influenced when electrostatic dust generated on the circuit board body 1 is attached to the circuit board body 1 can be avoided, meanwhile, by arranging the conducting wire 6, when static electricity is generated on the circuit board body 1 due to non-friction reasons, the conducting wire 6 can guide the static electricity on the circuit board body 1 to the capacitor 7, so as to avoid the problem that the normal use of the circuit board body 1 is influenced because the static electricity is attached to the circuit board body 1 for a long time, meanwhile, by arranging the fan 8, when the circuit board body 1 works, the fan 8 is opened, and the air flows in the circuit board body 1 through the air inlet groove 5 and the air outlet 10 to dissipate the heat of the circuit board body 1, so that when the shell 2 performs the anti-static protection on the circuit board body 1, the problem that the circuit board body 1 is damaged because the heat in the circuit board body 1 can not be dissipated in time is solved by the metal block 9, when the fan 8 works, the output end of the capacitor 7 is electrified to the metal block 9, when the metal block 9 is electrified, a magnetic field is generated to generate attraction force to dust, therefore, when the gas flows in the gas inlet groove 5, the metal block 9 can adsorb dust in the gas, and the problem that the dust enters the circuit board body 1 and adheres to the circuit board body 1 to influence the normal use of the circuit board body 1 is avoided.

Referring to fig. 3, ash storage groove 15 has been seted up to the bottom surface of inlet duct 5 near the lower extreme of metal block 9, swash plate 16 is installed to ash storage groove 15's both sides face symmetry, when fan 8 during operation, electric capacity 7 adjustment is to metal block 9 circular telegram, the appeal that metal block 9 produced the dust disappears, the dust passes through the inside of clearance entering ash storage groove 15 between two swash plates 16 because of the reason of gravity, thereby guarantee the work effect of metal block 9 next time work, and simultaneously, through setting up two swash plate 16 symmetry slopes to set up, reduce the clearance between two swash plates 16, avoid fan 8 during operation, gaseous inside that gets into ash storage groove 15, the problem that the dust of ash storage groove 15 blows off again.

Referring to fig. 3, a dust outlet 17 is formed in the side surface of the dust storage tank 15, so that an operator can clean dust in the dust outlet 17 conveniently.

Referring to fig. 2, the insulating layer 12 is connected to the bottom surface of the circuit board body 1, so that the circuit board body 1 can be isolated from the equipment after the circuit board body 1 is mounted, and static electricity in the equipment is prevented from extending to the surface of the circuit board body 1 through the bottom of the circuit board body 1.

Referring to fig. 2, one end of the exhaust port 10 is connected with a one-way diaphragm 11 to prevent the external dust from attaching to the circuit board body 1 when entering the housing 2 through the exhaust port 10.

Referring to fig. 4, the bottom surface of the first connecting block 3 is connected with a second magnet 14, the inner bottom surface of the second connecting block 4 is connected with a first magnet 13, when the first connecting block 3 is inserted into the second connecting block 4, the second magnet 14 and the first magnet 13 are magnetically connected, the first connecting block 3 and the second connecting block 4 are fixed, that is, the housing 2 is connected with the circuit board body 1, and the stability of the housing 2 during operation is further ensured.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (6)

1. The utility model provides an antistatic circuit board, includes circuit board body (1), its characterized in that still includes:

the circuit board comprises a shell (2) arranged on the upper portion of a circuit board body (1), two first connecting blocks (3) are symmetrically arranged on two side faces of the shell (2), a second connecting block (4) is arranged at a position, corresponding to the first connecting blocks (3), of the top face of the circuit board body (1), a capacitor (7) is arranged at a position, close to the first connecting blocks (3), of the side face of the shell (2), an input end of the capacitor (7) is connected with a conducting wire (6), the conducting wire (6) is connected with the circuit board body (1), and an auxiliary part is arranged inside the shell (2) and close to the capacitor (7);

wherein, the auxiliary member is including running through air inlet duct (5) of seting up in casing (2) side, fan (8) are installed to the top surface of air inlet duct (5), one side that the top surface of air inlet duct (5) is close to fan (8) is equipped with metal block (9), the output electric connection of metal block (9) and electric capacity (7), the side that air inlet duct (5) were kept away from in casing (2) runs through and has seted up gas vent (10).

2. The antistatic circuit board of claim 1, wherein the bottom surface of the air inlet groove (5) is provided with a dust storage groove (15) near the lower end of the metal block (9), and inclined plates (16) are symmetrically arranged on two side surfaces of the dust storage groove (15).

3. The antistatic circuit board of claim 2, wherein the side of the ash storage groove (15) is provided with an ash outlet (17).

4. An antistatic circuit board according to claim 1, characterized in that the bottom surface of the circuit board body (1) is connected with an insulating layer (12).

5. The antistatic circuit board of claim 1, wherein one end of the exhaust port (10) is connected with a one-way diaphragm (11).

6. An antistatic circuit board according to claim 1, characterized in that the bottom surface of the first connection block (3) is connected with a second magnet (14), and the inner bottom surface of the second connection block (4) is connected with a first magnet (13).

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