CN211297145U - Double-sided carbon oil printed circuit board - Google Patents
Double-sided carbon oil printed circuit board Download PDFInfo
- Publication number
- CN211297145U CN211297145U CN202020341164.1U CN202020341164U CN211297145U CN 211297145 U CN211297145 U CN 211297145U CN 202020341164 U CN202020341164 U CN 202020341164U CN 211297145 U CN211297145 U CN 211297145U
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- circuit board
- silica gel
- carbon oil
- base plate
- printed circuit
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- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
The utility model discloses a double-sided carbon oil printed circuit board, which comprises a substrate, the front side of the substrate is provided with heat dissipation holes, the inner side wall of each heat dissipation hole is fixed with insulating heat-conducting silica gel, the inner side wall of the insulating heat-conducting silica gel is provided with a heat dissipation metal sheet, the inner side of the substrate is provided with a metal foil, the metal foil is contacted with the insulating heat-conducting silica gel, the substrate is provided with a conductor layer, the conductor layer is provided with carbon oil, and the outer side of the periphery of the substrate is fixed with a connecting plate; through being provided with insulating heat conduction silica gel, heat dissipation sheetmetal and foil, be convenient for make on the circuit board heat distribution even, improve the radiating effect, avoid the heat to concentrate, lead to local high temperature circuit board to take place to damage, through being provided with supporting shoe, connecting plate and through-hole, be convenient for when placing the base plate, raise and place the distance between the face through the supporting shoe, avoid the base plate and place the platform face and take place contact wear.
Description
Technical Field
The utility model belongs to the technical field of printed circuit board, concretely relates to two-sided carbon oil printed circuit board.
Background
The circuit board generally refers to a circuit board, the birth of the FPC circuit board and the PCB circuit board has promoted a soft-hard combination board, namely a flexible circuit board and a hard circuit board, which are combined together according to relevant process requirements through processes such as pressing and the like to form the circuit board with FPC characteristics and PCB characteristics, the circuit board is divided into three large categories of a single panel, a double-sided board and a multi-layer circuit board according to the number of layers, and some circuit boards are provided with carbon oil.
When the existing printed circuit board is used, the local temperature of the circuit board can be high, heat is not conveniently dispersed uniformly, the circuit board is cooled, the circuit board can be damaged due to the large temperature, safety is low, in addition, the circuit board can be directly contacted with a placing platform surface, contact abrasion of the circuit board can be caused, and therefore the double-sided carbon oil printed circuit board is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a two-sided carbon oil printed circuit board to propose current printed circuit board when using in solving above-mentioned background art, the local temperature of circuit board can the height, and it is even not convenient for make the heat dispersion, cools down to the circuit board, and great temperature can cause the circuit board to take place to damage, and the security is low, and when placing in addition, the circuit board can be direct and place the contact of platform face, probably causes the problem that the contact wear takes place for the circuit board.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a two-sided carbon oil printed circuit board, includes the base plate, the louvre has openly been seted up to the base plate, the louvre inside wall is fixed with insulating heat conduction silica gel, insulating heat conduction silica gel inside wall is provided with the heat dissipation sheetmetal, the base plate inboard sets up and the metal forming, the metal forming contacts with insulating heat conduction silica gel, be provided with the wire layer on the base plate, be provided with the carbon oil on the wire layer, the base plate outside all around is fixed with the connecting plate, the connecting plate lateral wall is fixed with the supporting shoe.
Preferably, the carbon oil is provided with two positions, and the thickness of the two positions is from three millimeters to five millimeters.
Preferably, the supporting block is provided with four cavities on the inner side.
Preferably, the thickness of the connecting plate is from zero five millimeters to two millimeters, a through hole is formed in the inner side of the connecting plate, and the through hole penetrates through the outer side wall of the connecting plate.
Preferably, the insulating heat-conducting silica gel is provided with two positions, and the other position is located on the outer surface of the metal foil.
Preferably, the thickness of the heat dissipation metal sheet is one zero millimeter to seven zero millimeters, and six heat dissipation metal sheets are arranged along the circumferential direction of the insulating heat conduction silica gel.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) through being provided with insulating heat conduction silica gel, heat dissipation sheetmetal and foil, be convenient for make on the circuit board heat distribution even, improve the radiating effect, avoid the heat to concentrate, lead to local high temperature circuit board to take place to damage, be convenient for improve the security of product, increase the result of use of product.
(2) Through being provided with supporting shoe, connecting plate and through-hole, be convenient for when placing the base plate, raise and place the distance between the face through the supporting shoe, avoid the base plate to take place contact wear with placing the platform face, the practicality of the increase product of being convenient for is through setting up double-deck carbon oil, the increase product conductive effect of being convenient for.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic cross-sectional view of the base plate of the present invention;
fig. 3 is a schematic cross-sectional view at a in fig. 1 according to the present invention;
in the figure: 1. a substrate; 2. a support block; 3. a connecting plate; 4. insulating heat-conducting silica gel; 5. a heat dissipating metal sheet; 6. heat dissipation holes; 7. a conductor layer; 8. carbon oil; 9. a metal foil; 10. and a through hole.
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.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a two-sided carbon oil printed circuit board, including base plate 1, louvre 6 has openly been seted up to base plate 1, 6 inside walls of louvre are fixed with insulating heat conduction silica gel 4, 4 inside walls of insulating heat conduction silica gel are provided with heat dissipation sheetmetal 5, be convenient for better and natural wind area of contact, improve the radiating effect of circuit board, 1 inboard of base plate sets up and foil 9, foil 9 contacts with insulating heat conduction silica gel 4, be convenient for make the heat transfer, it is even to make the heat distribute, it is great to avoid local temperature, cause the circuit board to damage, be provided with wire layer 7 on the base plate 1, be provided with carbon oil 8 on wire layer 7, base plate 1 is fixed with connecting plate 3 all around the outside, 3 lateral walls of connecting plate are fixed with supporting shoe 2, be convenient for when placing the circuit board.
In this embodiment, it is preferable that the carbon oil 8 is provided at two locations, and the thickness of the carbon oil 8 at two locations is from three tenths of millimeters to five tenths of millimeters.
In this embodiment, it is preferable that the inner side of the supporting block 2 has a cavity for better damping effect, and four supporting blocks 2 are provided.
In this embodiment, preferably, the thickness of the connecting plate 3 is five millimeters to two millimeters at zero, the through hole 10 has been seted up to the inside of the connecting plate 3, and the through hole 10 runs through the outer side wall of the connecting plate 3, is convenient for break the connecting plate 3, and then gets rid of the supporting shoe 2.
In this embodiment, preferably, the insulating and heat-conducting silica gel 4 is provided at two positions, and the other insulating and heat-conducting silica gel 4 is located on the outer surface of the metal foil 9, so that the insulating effect is improved.
In this embodiment, preferably, the thickness of the heat dissipation metal sheet 5 is zero point one millimeter to zero point seven millimeters, and six heat dissipation metal sheets 5 are arranged along the circumferential direction of the insulating heat-conducting silica gel 4, so as to facilitate a better heat dissipation area.
The utility model discloses a theory of operation and use flow: when using, be convenient for make the heat at circuit board middle part to transmission all around through metal forming 9, make heat distribution even, it causes the device on the circuit board to take place to damage to reduce the heat concentration, simultaneously be convenient for improve and natural wind area of contact through heat dissipation sheetmetal 5, improve the radiating effect to base plate 1 through natural wind, be convenient for cool down the circuit board, be convenient for support base plate 1 through supporting shoe 2, reduce when placing base plate 1, its lower surface is direct and place the platform face and take place contact friction, 2 inboards of supporting shoe are provided with the cavity simultaneously, be convenient for cushion outside impact, reduce the transmission of vibration to base plate 1, when the discomfort corresponds, accessible book decreases connecting plate 3, get rid of supporting shoe 2, excellent in use effect.
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 (6)
1. A two-sided carbon oil printed wiring board, includes base plate (1), its characterized in that: louvre (6) have openly been seted up in base plate (1), louvre (6) inside wall is fixed with insulating heat conduction silica gel (4), insulating heat conduction silica gel (4) inside wall is provided with heat dissipation sheetmetal (5), base plate (1) inboard sets up with foil (9), foil (9) contact with insulating heat conduction silica gel (4), be provided with wire layer (7) on base plate (1), be provided with carbon oil (8) on wire layer (7), base plate (1) outside all around is fixed with connecting plate (3), connecting plate (3) lateral wall is fixed with supporting shoe (2).
2. The double-sided carbon oil printed circuit board of claim 1, wherein: the carbon oil (8) is provided with two positions, and the thickness of the two positions of the carbon oil (8) is from three millimeters to five millimeters.
3. The double-sided carbon oil printed circuit board of claim 1, wherein: the inner side of each supporting block (2) is provided with a cavity, and the number of the supporting blocks (2) is four.
4. The double-sided carbon oil printed circuit board of claim 1, wherein: the thickness of the connecting plate (3) is from zero five millimeters to two millimeters, a through hole (10) is formed in the inner side of the connecting plate (3), and the through hole (10) penetrates through the outer side wall of the connecting plate (3).
5. The double-sided carbon oil printed circuit board of claim 1, wherein: the insulating heat-conducting silica gel (4) is provided with two positions, and the other position is the insulating heat-conducting silica gel (4) positioned on the outer surface of the metal foil (9).
6. The double-sided carbon oil printed circuit board of claim 1, wherein: the thickness of the heat dissipation metal sheet (5) is one millimeter from zero to seven millimeters from zero, and six heat dissipation metal sheets (5) are circumferentially arranged along the insulation heat conduction silica gel (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020341164.1U CN211297145U (en) | 2020-03-18 | 2020-03-18 | Double-sided carbon oil printed circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020341164.1U CN211297145U (en) | 2020-03-18 | 2020-03-18 | Double-sided carbon oil printed circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211297145U true CN211297145U (en) | 2020-08-18 |
Family
ID=72020069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020341164.1U Active CN211297145U (en) | 2020-03-18 | 2020-03-18 | Double-sided carbon oil printed circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211297145U (en) |
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2020
- 2020-03-18 CN CN202020341164.1U patent/CN211297145U/en active Active
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