CN207488895U - Main circuit board and its electronic device with heat emission hole - Google Patents
Main circuit board and its electronic device with heat emission hole Download PDFInfo
- Publication number
- CN207488895U CN207488895U CN201721674410.XU CN201721674410U CN207488895U CN 207488895 U CN207488895 U CN 207488895U CN 201721674410 U CN201721674410 U CN 201721674410U CN 207488895 U CN207488895 U CN 207488895U
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- China
- Prior art keywords
- circuit board
- heat emission
- electronic device
- plate
- emission hole
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Abstract
The utility model mainly discloses a kind of main circuit board and its electronic device with heat emission hole, and main circuit board includes circuit board and expansion connector.Expansion connector is to install extension circuit plate, and circuit board is equipped with one or more perforative heat emission holes in the setting area of extension circuit plate, extension circuit plate to be assisted to radiate.
Description
Technical field
Heat dissipation more particularly to a kind of main circuit board and electronics with heat emission hole the utility model is related to a kind of circuit board
Device.
Background technology
On a circuit board, such as one or more M.2 connectors are configured on a computer motherboard or a PCI-E expansion boards,
It is increasingly universal.In most of application, M.2 connector is with for the expansion board with M.2 interface for this, is e.g. had
M.2 solid state disk (Solid State Drive, the SSD) circuit board at interface plugs, and typical case is as shown in Figure 1, a computer master
Equipped with one at a distance, M.2 connector 10 and one fixes copper post 11, the side of a solid state disk circuit board 2 to machine plate 1
While being inserted in M.2 connector 10, another side is then locked in fixed copper post 11 by a screw 3.The top of solid state disk circuit board 2
Face 21 and bottom surface 22 are respectively equipped with multiple chips 23, such as fast flash memory bank chip (NAND Flash Memory) and its control
Chip.These chips will generate high temperature in running, therefore also have an additional cooling fin 4 to assist heat dissipation person at present.
However, the clearance G between the bottom surface 22 of solid state disk circuit board 2 and computer motherboard 1 is very narrow, and therefore, heat dissipation
Piece 4 can only be set at present on the chip 23 of top surface 21.Problem is that those are located at caused by the chip 23 of bottom surface 22
Heat not only assists to radiate without any cooling fin, and and nearly all put aside and be difficult to dissipate in the narrow clearance G, this is to solid
The task performance of state hard disk circuit board 2 will have harmful effect and there is an urgent need for improve.
Utility model content
The main purpose of the utility model is that a kind of main circuit board and its electronic device with heat emission hole are provided to solve
The certainly above problem.
In view of the bad problem of heat dissipation of existing extension circuit plate (such as solid state disk circuit board), the utility model provides one
Main circuit board of the kind with heat emission hole, main circuit board include circuit board and expansion connector.Circuit board has top surface, bottom surface
And at least heat emission hole through top and bottom face, top surface have the setting area to set extension circuit plate, perforative heat emission hole
In setting area.Expansion connector is set in circuit board and in setting area, to connect the side of extension circuit plate
Side.
In one embodiment, the contour shape of the above-mentioned each heat emission hole of the utility model can form word, number, symbol and figure
At least one of shape.
In one embodiment, the main circuit board of the utility model further includes fixing piece, fixing piece be set in circuit board and
In setting area, to another side of fixed extension circuit plate.In another embodiment, expansion connector is M.2 connector.
Another fixing piece may include support seat and screw.Support seat is screwed together in the screw hole of circuit board, to support the another of extension circuit plate
A side.Screw is screwed together in the screw hole of support seat, another side of extension circuit plate is fixed in support seat.
In one embodiment, the utility model provides a kind of electronic device.Circuit device includes circuit board, expands connection
Device and extension circuit plate.Circuit board has top surface, bottom surface and at least heat emission hole through top surface and bottom surface, and top surface, which has, to be set
Area is put, an at least heat emission hole is located in setting area；Expansion connector is set in circuit board, and in setting area；Expand electricity
Road plate is set in the setting area of circuit board, and a side connection expansion connector of extension circuit plate.
In one embodiment, the contour shape of each heat emission hole of the electronic device of the utility model be to be formed word, number,
At least one of symbol and figure.
In one embodiment, the electronic device of the utility model further includes fixing piece, fixing piece be set in circuit board and
In setting area, to another side of fixed extension circuit plate.
In one embodiment, the fixing piece of the electronic device of the utility model includes support seat and screw.Support seat screws togather
In the screw hole of circuit board, to support another side of extension circuit plate, screw is screwed together in the screw hole of support seat, will expand
Another side of charging circuit plate is fixed in support seat.
In one embodiment, the electronic device of the utility model further includes metallic plate, and circuit board is fixed on metallic plate.
In one embodiment, the metallic plate of the electronic device of the utility model has perforative ventilation hole, and ventilation hole corresponds to
The heat emission hole of circuit board.
In one embodiment, the expansion connector of the electronic device of the utility model is M.2 connector, extension circuit plate
Top surface and bottom surface respectively have an at least chip.
Relative to the prior art, although the gap between the circuit board of the utility model and extension circuit plate is very narrow,
However, due to there is perforative heat emission hole to lead to gap in the circuit board of the utility model, therefore ventilation can be played by heat emission hole
Effect allows heat caused by extension circuit plate bottom surface that can carry out good heat dissipation via heat emission hole, avoid extension circuit plate (such as
Solid state disk circuit board) task performance by high heat affecting, therefore can solve the problems, such as that the heat dissipation of existing extension circuit plate is bad.
Description of the drawings
Fig. 1 shows the schematic side view of existing solid state disk circuit board.
Fig. 2 shows the three-dimensional exploded view of an embodiment of the utility model main circuit board.
Fig. 3 shows the schematic top plan view of the utility model main circuit board embodiment.
Fig. 4 shows the schematic side view of the utility model main circuit board embodiment.
Fig. 5 shows the three-dimensional exploded view of another embodiment of the utility model main circuit board.
Fig. 6 shows the schematic top plan view of the various modes of the utility model heat emission hole.
Fig. 7 shows the schematic side view of an embodiment of the utility model electronic device.
Fig. 8 shows the schematic side view of another embodiment of the utility model electronic device.
Reference numeral is as follows：
1 computer motherboard
10 M.2 connectors
11 fix copper post
2 solid state disk circuit boards
The top surface of 21 solid state disk circuit boards
The bottom surface of 22 solid state disk circuit boards
23 chips
3 screws
4 cooling fins
5 main circuit boards
50 circuit boards
The top surface of 501 circuit boards
The bottom surface of 502 circuit boards
503 heat emission holes
504 setting areas
505a screw holes
51 expansion connectors
Specific embodiment
Fig. 2 and Fig. 3 is referred to, wherein display the utility model has one embodiment of the main circuit board 5 of heat emission hole, it is main
Circuit board 5 can be computer motherboard shown in figure, also can be PCI-E expansion boards shown in fig. 5 or other circuit boards.Wherein,
Main circuit board 5 includes circuit board 50 and expansion connector 51.Wherein, circuit board 50 has top surface 501, bottom surface 502 and passes through
Wear an at least heat emission hole 503 for top, bottom surface 501,502.Top surface 501 has setting area 504, and heat emission hole 503 is located at setting area 504
It is interior.Expansion connector 51 is set in circuit board 50 and in setting area 504, to connect a side of extension circuit plate 6
60, as shown in Figure 4.
In this embodiment, expansion connector 51 can be that M.2 connector, extension circuit plate 6 can be solid state disk circuit board,
Its top surface 62 and bottom surface 63 are respectively equipped with multiple chips 64, for example, fast flash memory bank chip (NAND Flash Memory) and its
Control chip.In another embodiment, as shown in figure 4, can also cooling fin 65 optionally be set to the chip positioned at top surface 62
Above 64, multiple chips 64 to be assisted to radiate.
As shown in Figures 2 and 4, main circuit board 5 can include fixing piece 52 again.Fixing piece 52 is set in circuit board 50 and position
In in setting area 504, to another side 61 of fixed extension circuit plate 6.Multiple centers would generally be set in circuit board 50
Fixed seat 505 with screw hole 505a, and be arranged in a row, so that user selects wherein according to the length of extension circuit plate 6
One fixed seat 506 sets fixing piece 52.In another embodiment, fixing piece 52 further includes support seat 521 and screw 522.Branch
The screw hole 505a that seat 521 is screwed together in the fixed seat 505 of circuit board 50 is held, to support another side 61 of extension circuit plate 6.
Screw 522 is screwed together in the screw hole 521a of support seat 521, another side 61 of extension circuit plate 6 is fixed on support seat 521
On.
In addition, the quantity of heat emission hole 503 can coordinate circuit layout or radiating requirements with position and adjust, one may be, for example,
A or multiple heat emission holes 503.In this embodiment, heat emission hole 503 has multiple and lines up and two rows of be respectively in the two of fixing piece seat 505
It is other.
As shown in figure 4, although the clearance G 1 between the bottom surface 63 of extension circuit plate 6 and the top surface 501 of circuit board 50 is very
It is narrow, however, due to there is perforative heat emission hole 503 to lead to clearance G 1 in circuit board 50, therefore can be played by heat emission hole 503 logical
Wind acts on, and heat caused by the chip 64 allowed on the bottom surface 63 of extension circuit plate 6 can carry out good dissipate via heat emission hole 503
Heat avoids the task performance of extension circuit plate 6 (such as solid state disk circuit board) from being deteriorated by high heat affecting.
It is shown in Figure 5, wherein display the utility model has another embodiment of the main circuit board 5 of heat emission hole,
Unlike the embodiments above, the circuit board 50a of the main circuit board 5 of another embodiment is PCI-E expansion boards, so as to expand
Charging circuit plate 6 (solid state disk circuit board) can carry out data transmission by PCI-E channels.
Fig. 6 is referred to, wherein the other manner of the above-mentioned circular heat emission hole 503 of display the utility model, wherein, figure
(a) contour shape of display heat emission hole 503 can form the mode of figure or word or both integration, and figure (b) shows heat emission hole 503
Contour shape can form the mode of word, figure (c) shows that the contour shape of heat emission hole 503 can form the mode of oval, figure
(d) contour shape of display heat emission hole 503 can form quadrangle and the inhomogenous mode of size, however, aforementioned is only to enumerate, dissipate
The mode of hot hole 503 is not limited, and for example, it can be number, symbol or other any ways.
Fig. 7 is referred to, wherein one embodiment of the electronic device of display the utility model, including above-mentioned circuit base
Plate 50, above-mentioned expansion connector 51 and metallic plate 7 can include above-mentioned fixing piece 52 again.Circuit board 50 is fixed on metal
Plate 7.Metallic plate 7 can also be that circuit board 50 provides a common ground connection other than providing 50 fixed effect of circuit board.
In this embodiment, metallic plate 7 can further have one or more perforative ventilation holes 70, and ventilation hole 70 corresponds to above-mentioned dissipate
Hot hole 503.In addition, in this embodiment, the also organic shell 8 of electronic device, metallic plate 7 is integrally fixed at one of plate of machine shell 8
On son, such as bottom plate shown in figure 81, and that one or more perforative ventilation holes 82 can also be set to correspond to again is above-mentioned for bottom plate 81
Ventilation hole 70.
Fig. 8 is referred to, wherein another embodiment of the electronic device of display the utility model, display circuit substrate 50
Metallic plate 7a is fixed on, metallic plate 7a can also be that circuit board 50 provides other than providing 50 fixed effect of circuit board
One common ground connection.Unlike leading portion embodiment, metallic plate 7a is substantially a piece of plank in metal machine shell 700, example
Such as the side plate or bottom plate of host computer shell.In another embodiment, metallic plate 7a also has one or more perforative ventilation holes
70a, ventilation hole 70a correspond to above-mentioned heat emission hole 503.
Relative to the prior art, the main circuit board 5 of the utility model is assisted by the heat emission hole 503 of its circuit board 50
The heat dissipation of the extension circuit plate 6 (such as solid state disk circuit board) in circuit board 50 is installed in, existing extension circuit can be solved
The bad problem of heat dissipation of plate.
Claims (12)
1. a kind of main circuit board with heat emission hole, which is characterized in that the main circuit board includes：
Circuit board, has top surface, bottom surface and at least heat emission hole through the top surface and the bottom surface, which has setting
Area, to set extension circuit plate, at least a heat emission hole is located in the setting area for this；And
Expansion connector, in the circuit board and in the setting area, to connect a side of the extension circuit plate.
2. main circuit board as described in claim 1, which is characterized in that respectively the contour shape of the heat emission hole is to form word, number
At least one of word, symbol and figure.
3. main circuit board as described in claim 1, which is characterized in that the main circuit board further includes fixing piece, the fixing piece
In the circuit board and in the setting area, to fix another side of the extension circuit plate.
4. main circuit board as claimed in claim 3, which is characterized in that the fixing piece includes：
Support seat is screwed together in the screw hole of the circuit board, to support another side of the extension circuit plate；And
Screw is screwed together in the screw hole of the support seat, another side of the extension circuit plate is fixed in the support seat.
5. main circuit board as described in claim 1, which is characterized in that the expansion connector is M.2 connector.
6. a kind of electronic device, which is characterized in that the electronic device includes：
Circuit board, has top surface, bottom surface and at least heat emission hole through the top surface and the bottom surface, which has setting
Area, at least a heat emission hole is located in the setting area for this；
Expansion connector, in the circuit board, and in the setting area；And
Extension circuit plate is set in the setting area of the circuit board, and a side of the extension circuit plate connects the expansion
Connector.
7. electronic device as claimed in claim 6, which is characterized in that respectively the contour shape of the heat emission hole is to form word, number
At least one of word, symbol and figure.
8. electronic device as claimed in claim 6, which is characterized in that the electronic device further includes fixing piece, the fixing piece
In the circuit board and in the setting area, to fix another side of the extension circuit plate.
9. electronic device as claimed in claim 8, which is characterized in that the fixing piece includes：
Support seat is screwed together in the screw hole of the circuit board, to support another side of the extension circuit plate；And
Screw is screwed together in the screw hole of the support seat, another side of the extension circuit plate is fixed in the support seat.
10. electronic device as claimed in claim 6, which is characterized in that the electronic device further includes metallic plate, the circuit base
Plate is fixed on the metallic plate.
11. electronic device as claimed in claim 10, which is characterized in that the metallic plate has perforative ventilation hole, the ventilation
The heat emission hole of hole corresponding circuits substrate.
12. electronic device as claimed in claim 6, which is characterized in that the expansion connector is M.2 connector, and the expansion is electric
The top surface and bottom surface of road plate respectively have an at least chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721674410.XU CN207488895U (en) | 2017-12-05 | 2017-12-05 | Main circuit board and its electronic device with heat emission hole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721674410.XU CN207488895U (en) | 2017-12-05 | 2017-12-05 | Main circuit board and its electronic device with heat emission hole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207488895U true CN207488895U (en) | 2018-06-12 |
Family
ID=62458491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721674410.XU Active CN207488895U (en) | 2017-12-05 | 2017-12-05 | Main circuit board and its electronic device with heat emission hole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207488895U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111221395A (en) * | 2018-11-27 | 2020-06-02 | 技嘉科技股份有限公司 | Radiating assembly of M.2 expansion card and electronic device |
-
2017
- 2017-12-05 CN CN201721674410.XU patent/CN207488895U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111221395A (en) * | 2018-11-27 | 2020-06-02 | 技嘉科技股份有限公司 | Radiating assembly of M.2 expansion card and electronic device |
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