CN214545226U - PCB circuit board with anti-corrosion function - Google Patents
PCB circuit board with anti-corrosion function Download PDFInfo
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- CN214545226U CN214545226U CN202120169295.0U CN202120169295U CN214545226U CN 214545226 U CN214545226 U CN 214545226U CN 202120169295 U CN202120169295 U CN 202120169295U CN 214545226 U CN214545226 U CN 214545226U
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- circuit board
- heat dissipation
- fixedly connected
- corrosion
- protective shell
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Abstract
The utility model provides a PCB circuit board with anti-corrosion function, which belongs to the technical field of PCB circuit boards, and comprises a bottom plate, wherein the middle part of the bottom plate is provided with a vent, the inside of the vent is fixedly connected with a support rod, the top of the support rod is fixedly connected with a heat radiation fan, the top of the bottom plate is fixedly connected with a protective shell, the inner wall of the protective shell is provided with a chute, the heat radiation fan, a heat radiation plate, a heat radiation hole, an anti-corrosion layer, a sponge layer and a heat radiation grid are arranged, the heat generated by the circuit board is transmitted to the bottom of the protective shell through the heat radiation plate and the heat radiation hole, the heat radiation fan rotates to radiate the heat inside the protective shell to the outside from the vent and the heat radiation grid, the circuit board is prevented from being damaged due to overhigh working environment temperature, the sponge layer can absorb the corrosive liquid generated on the surface of the circuit board, and the corrosion inhibitor is transferred to the anti-corrosion layer to prevent the circuit board from being damaged by the corrosive liquid.
Description
Technical Field
The utility model belongs to the technical field of the PCB circuit board, concretely relates to PCB circuit board with anticorrosion function.
Background
The PCB circuit board is also called as a printed circuit board and is a provider of electrical connection of electronic components, the circuit board enables the circuit to be miniaturized and visualized, errors of wiring and assembly are greatly reduced, the automation level and the production labor rate are improved, and the PCB circuit board plays an important role in batch production of fixed circuits and optimization of electrical appliance layout.
The circuit board among the prior art is mostly poor in heat dissipation effect, and the heat that produces in the use can cause short circuit or corruption to the circuit board, influences the circuit board and normally works, and the circuit board does not possess shock-absorbing function, leads to life to shorten because of vibrations easily.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a PCB circuit board with anti-corrosion function, it is relatively poor to aim at solving circuit board radiating effect among the prior art, and the heat that produces in the use can cause the short circuit or corrode the circuit board, influences the normal work of circuit board, and the circuit board does not possess shock-absorbing function, leads to the problem that life shortens because of vibrations easily.
In order to achieve the above object, the utility model provides a following technical scheme: a PCB circuit board with an anti-corrosion function comprises a bottom plate, wherein a vent is formed in the middle of the bottom plate, a supporting rod is fixedly connected inside the vent, a heat dissipation fan is fixedly connected to the top of the supporting rod, a protective shell is fixedly connected to the top of the bottom plate, a sliding groove is formed in the inner wall of the protective shell, a sliding block is movably connected inside the sliding groove, a heat dissipation plate is fixedly connected to one side of the sliding block, heat dissipation holes are formed in the surface of the heat dissipation plate, a damping spring is fixedly connected between the heat dissipation plate and the bottom plate, a circuit board is movably connected to the top of the heat dissipation plate, a fixed frame is movably connected inside the protective shell, an anti-corrosion layer is fixedly connected to the bottom of the fixed frame, a sponge layer is fixedly connected to the bottom of the anti-corrosion layer, fixed grooves are formed in the side surface of the protective shell and the side surface of the fixed frame, the inside swing joint of fixed slot has the fixed pin, radiator grille has all been seted up at the front and the back of protecting crust.
In order to make this PCB circuit board with anti-corrosion function reach PMKD's effect, conduct the utility model relates to an it is preferred, the locating hole has been seted up at the top of bottom plate.
In order to make this PCB circuit board with anticorrosion function reach the effect that prevents that the dust from getting into the protecting crust, conduct the utility model relates to an it is preferred, the bottom fixedly connected with dust screen of vent.
In order to make this PCB circuit board with anticorrosion function reach fixed circuit board's effect, conduct the utility model relates to an it is preferred, swing joint has fixing bolt between heating panel and the circuit board.
In order to make this PCB circuit board with corrosion protection function reach radiating effect, conduct the utility model relates to an it is preferred, protecting crust, heating panel and fixed frame are the aluminum alloy material.
In order to make this PCB circuit board with anticorrosion function reach the anticorrosive effect, as the utility model relates to an it is preferred, the anticorrosion layer is the phenolic resin material.
Compared with the prior art, the beneficial effects of the utility model are that:
1. this PCB circuit board with anticorrosion function, through the vent, the heat dissipation fan, the heating panel, the louvre, anti-corrosion coating, the sponge layer, the setting of heat dissipation grid, the heat that the circuit board produced passes through the heating panel and the louvre transmits the protecting crust bottom, the heat dissipation fan rotates, give off the external world with the inside heat of protecting crust from vent and heat dissipation grid, prevent that the circuit board from causing short circuit or corruption because of the operational environment high temperature, the sponge layer can absorb the corrosive liquid that the circuit board surface produced, and transmit for anti-corrosion coating, prevent that corrosive liquid from causing the damage to the circuit board.
2. This PCB circuit board with corrosion protection function, through the protecting crust, the spout, the slider, damping spring, fixed frame, the fixed slot, the setting of fixed pin and fixing bolt, the protecting crust can prevent that the circuit board from receiving the collision, when the circuit board receives vibrations, the slider slides from top to bottom along the spout, damping spring cushions vibrations, prevent that the circuit board from causing the damage because of receiving vibrations, extension circuit board life, when sponge layer or circuit board need be changed, extract the fixed pin from the fixed slot is inside, take out fixed frame and can change the sponge layer, it can change the circuit board to twist off fixing bolt, and convenient for operation, easy dismounting.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic view of an axial measurement structure of the present invention;
fig. 2 is a schematic top view of the cross-sectional structure of the present invention;
fig. 3 is a schematic bottom sectional view of the present invention;
fig. 4 is a schematic front view of the cross-sectional structure of the present invention;
fig. 5 is an enlarged schematic view of a portion a in fig. 4 according to the present invention.
In the figure: 1. a base plate; 2. a vent; 3. a support bar; 4. a heat dissipation fan; 5. a protective shell; 6. a chute; 7. a slider; 8. a heat dissipation plate; 9. heat dissipation holes; 10. a damping spring; 11. a circuit board; 12. a fixing frame; 13. an anti-corrosion layer; 14. a sponge layer; 15. fixing grooves; 16. a fixing pin; 17. a heat dissipation grid; 18. positioning holes; 19. a dust screen; 20. and (5) fixing the bolt.
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.
Examples
Referring to fig. 1-5, the present invention provides the following technical solutions: a PCB circuit board with an anti-corrosion function comprises a bottom plate 1, wherein a vent 2 is arranged in the middle of the bottom plate 1, a support rod 3 is fixedly connected inside the vent 2, a heat radiation fan 4 is fixedly connected at the top of the support rod 3, a protective shell 5 is fixedly connected at the top of the bottom plate 1, a chute 6 is arranged on the inner wall of the protective shell 5, a slide block 7 is movably connected inside the chute 6, a heat radiation plate 8 is fixedly connected to one side of the slide block 7, a heat radiation hole 9 is arranged on the surface of the heat radiation plate 8, a damping spring 10 is fixedly connected between the heat radiation plate 8 and the bottom plate 1, a circuit board 11 is movably connected at the top of the heat radiation plate 8, a fixed frame 12 is movably connected inside the protective shell 5, an anti-corrosion layer 13 is fixedly connected to the bottom of the fixed frame 12, a sponge layer 14 is fixedly connected to the bottom of the anti-corrosion layer 13, and fixed grooves 15 are arranged on the side surface of the protective shell 5 and the side surface of the fixed frame 12, the inside swing joint of fixed slot 15 has fixed pin 16, and radiator grille 17 has all been seted up to the front and the back of protecting crust 5.
In the embodiment of the present invention, by the arrangement of the ventilation opening 2, the heat dissipation fan 4, the heat dissipation plate 8, the heat dissipation holes 9, the anti-corrosion layer 13, the sponge layer 14, and the heat dissipation grid 17, the heat generated by the circuit board 11 is transmitted to the bottom of the protective shell 5 through the heat dissipation plate 8 and the heat dissipation holes 9, the heat dissipation fan 4 rotates to dissipate the heat inside the protective shell 5 to the outside from the ventilation opening 2 and the heat dissipation grid 17, thereby preventing the circuit board 11 from short circuit or corrosion due to over-high temperature of the working environment, the sponge layer 14 can absorb the corrosive liquid generated on the surface of the circuit board 11 and transmit the corrosive liquid to the anti-corrosion layer 13, thereby preventing the circuit board 11 from being damaged by the corrosive liquid, the dust screen 19 can prevent the external dust from entering into the protective shell 5, and the protective shell 5, the chute 6, the slider 7, the damping spring 10, the fixing frame 12, the fixing groove 15, the fixing pin 16, and the fixing bolt 20 can prevent the circuit board 11 from being collided, when circuit board 11 receives vibrations, slider 7 slides from top to bottom along spout 6, damping spring 10 cushions vibrations, prevent that circuit board 11 from causing the damage because of receiving vibrations, extension circuit board 11 life, when needs are changed sponge layer 14 or circuit board 11, extract fixed pin 16 from fixed slot 15 is inside, take out fixed frame 12 and can change sponge layer 14, unscrew fixing bolt 20 and can change circuit board 11, the simple operation, easy dismounting.
Specifically, the top of the bottom plate 1 is provided with a positioning hole 18.
In this embodiment: the effect of fixing the base plate 1 is achieved by providing the positioning holes 18.
Specifically, the bottom of the vent 2 is fixedly connected with a dust screen 19.
In this embodiment: the effect of preventing dust from entering the protective shell 5 is achieved by providing a dust screen 19.
Specifically, a fixing bolt 20 is movably connected between the heat dissipation plate 8 and the circuit board 11.
In this embodiment: the effect of fixing the circuit board 11 is achieved by providing the fixing bolts 20.
Specifically, the protective shell 5, the heat dissipation plate 8 and the fixing frame 12 are made of aluminum alloy.
In this embodiment: the protective shell 5, the heat dissipation plate 8 and the fixing frame 12 which are made of aluminum alloy materials are arranged to achieve the heat dissipation effect.
Specifically, the corrosion prevention layer 13 is made of a phenolic resin.
In this embodiment: the anticorrosion effect is achieved by providing the anticorrosion layer 13 made of phenolic resin.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
The utility model discloses a theory of operation and use flow: when the PCB circuit board with the anti-corrosion function is used, heat generated by a circuit board 11 is transmitted to the bottom of a protective shell 5 through a heat dissipation plate 8 and a heat dissipation hole 9, a heat dissipation fan 4 rotates to dissipate the heat in the protective shell 5 to the outside from a ventilation opening 2 and a heat dissipation grid 17, short circuit or corrosion of the circuit board 11 caused by overhigh working environment temperature is prevented, a sponge layer 14 can absorb corrosive liquid generated on the surface of the circuit board 11 and transmit the corrosive liquid to an anti-corrosion layer 13, the circuit board 11 is prevented from being damaged by the corrosive liquid, a dust screen 19 can prevent external dust from entering the protective shell 5, the protective shell 5 can prevent the circuit board 11 from being collided, when the circuit board 11 is vibrated, a sliding block 7 slides up and down along a sliding groove 6, a damping spring 10 buffers the vibration, the circuit board 11 is prevented from being damaged by the vibration, the service life of the circuit board 11 is prolonged, when the sponge layer 14 or the circuit board 11 needs to be replaced, the fixing pin 16 is pulled out from the fixing groove 15, the sponge layer 14 can be replaced by taking out the fixing frame 12, and the circuit board 11 can be replaced by unscrewing the fixing bolt 20, so that the operation is convenient and the disassembly and assembly are convenient.
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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A PCB circuit board with anti-corrosion function comprises a bottom plate (1), and is characterized in that: the heat dissipation structure is characterized in that a vent (2) is formed in the middle of the bottom plate (1), a support rod (3) is fixedly connected inside the vent (2), a heat dissipation fan (4) is fixedly connected to the top of the support rod (3), a protective shell (5) is fixedly connected to the top of the bottom plate (1), a sliding groove (6) is formed in the inner wall of the protective shell (5), a sliding block (7) is movably connected inside the sliding groove (6), a heat dissipation plate (8) is fixedly connected to one side of the sliding block (7), heat dissipation holes (9) are formed in the surface of the heat dissipation plate (8), a damping spring (10) is fixedly connected between the heat dissipation plate (8) and the bottom plate (1), a circuit board (11) is movably connected to the top of the heat dissipation plate (8), a fixed frame (12) is movably connected inside the protective shell (5), and an anti-corrosion layer (13) is fixedly connected to the bottom of the fixed frame (12), the bottom fixedly connected with sponge layer (14) of anti-corrosion coating (13), fixed slot (15) have all been seted up to the side of protecting crust (5) and the side of fixed frame (12), the inside swing joint of fixed slot (15) has fixed pin (16), heat dissipation grid (17) have all been seted up to the front and the back of protecting crust (5).
2. The PCB circuit board with the corrosion prevention function according to claim 1, wherein: the top of the bottom plate (1) is provided with a positioning hole (18).
3. The PCB circuit board with the corrosion prevention function according to claim 1, wherein: the bottom of the ventilation opening (2) is fixedly connected with a dust screen (19).
4. The PCB circuit board with the corrosion prevention function according to claim 1, wherein: and a fixing bolt (20) is movably connected between the heat dissipation plate (8) and the circuit board (11).
5. The PCB circuit board with the corrosion prevention function according to claim 1, wherein: the protective shell (5), the heat dissipation plate (8) and the fixing frame (12) are all made of aluminum alloy materials.
6. The PCB circuit board with the corrosion prevention function according to claim 1, wherein: the anti-corrosion layer (13) is made of phenolic resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120169295.0U CN214545226U (en) | 2021-01-21 | 2021-01-21 | PCB circuit board with anti-corrosion function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120169295.0U CN214545226U (en) | 2021-01-21 | 2021-01-21 | PCB circuit board with anti-corrosion function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214545226U true CN214545226U (en) | 2021-10-29 |
Family
ID=78346157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120169295.0U Active CN214545226U (en) | 2021-01-21 | 2021-01-21 | PCB circuit board with anti-corrosion function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214545226U (en) |
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2021
- 2021-01-21 CN CN202120169295.0U patent/CN214545226U/en active Active
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